Dr. Nicholas A. Butowski, MD

  • San Francisco, CA
  • Neurosurgeon
NPI1184681009PAC ID0446239594
Medicare services, 2024
819
Medicare patients, 2024
82
Part D claims, 2024
89
Publications
143
Clinical trials
15
Practice address
505 Parnassus Ave, Box 0296, San Francisco, CA 94143
Practice phone
Call (415) 353-2733
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

UCSF Helen Diller Medical Center at Parnassus Heights

Hospital · San Francisco, California

Find Dr. Butowski's professional email, personal email and mobile number

Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.

View contacts for free

Dr. Nicholas A. Butowski is a neurosurgeon in San Francisco, California

Dr. Butowski practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health.

Dr. Butowski's NPI, 1184681009, was assigned on April 26, 2006. Dr. Butowski graduated from University of Illinois College of Medicine - Chicago in 1999. Dr. Butowski holds California license A74692.

NPI and contact details
Medicare PAC ID
0446239594
NPI enumeration date
April 26, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(415) 353-2733
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
53
Medical school graduation
1999

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Nicholas A. Butowski practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California

Dr. Butowski's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights, at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143 in San Francisco County. The practice phone is (415) 353-2733.

Source: Dmand AI Affiliation Data

Dr. Nicholas A. Butowski is affiliated with 1 site of care and 1 medical group

Dr. Butowski's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. The medical group on file is UCSF Medical Group.

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Nicholas A. Butowski's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Butowski practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UCSF Helen Diller Medical Center at Parnassus HeightsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Dr. Butowski practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across University of California Health and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Nicholas A. Butowski is one of 846 neurosurgeons in California

Neurological surgery is Dr. Butowski's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Butowski is board certified in neurology by the American Board of Psychiatry and Neurology. Dr. Butowski is licensed in California.

Specialties and state licenses

  • Neurological surgery, CaliforniaPrimaryLicense A74692 · 2001 to 2026 · taxonomy 207T00000X

Neurosurgeons near Dr. Butowski

Counts of neurosurgeons with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Nicholas A. Butowski billed Medicare for 819 services in 2024

CMS data shows 819 Medicare services from Dr. Butowski across 7 procedure codes in 2024, for 82 Medicare patients. Medicare paid $45,942 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024819
Medicare patients82
Paid by Medicare$45,942
Procedure codes7

Dr. Butowski's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Other services
2023: 962024: 515436%
Office and hospital visits
2023: 1812024: 30468%

Dr. Butowski compared with the California median for neurosurgeons, 2024

  • Dr. Butowski
  • California median
Medicare services
819vs 2163.8 times
Medicare patients
82vs 15447% below
Part D claims
29vs 2612% above

Medians across 679 neurosurgeons in California with Dmand AI profiles that report each measure.

Dr. Butowski's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Butowski

Need commercial claims for Dr. Butowski?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Butowski and other neurosurgeons in California.

Book a meeting

Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Nicholas A. Butowski treated 82 Medicare patients in 2024, average age 66

CMS counts 82 Medicare patients who saw Dr. Butowski in 2024. The largest group is 65 to 74, with 42 patients. 59% of them have high cholesterol, and 50% have high blood pressure. 26% are also on Medicaid. Their average risk score is 1.42, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Butowski's median patient age at 58, with 54% women.

Medicare patients, 202482
Average age66
Average risk score1.42
Also on Medicaid26%

Dr. Butowski's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Butowski's Medicare patients by sex, 2024

  • Women3846%
  • Men4454%

Chronic conditions among Dr. Butowski's Medicare patients, 2024

  1. High cholesterol59%
  2. High blood pressure50%
  3. Arthritis34%
  4. Mood disorders29%
  5. Depression24%
  6. Anxiety21%
  7. Stroke or TIA20%
  8. Diabetes17%

Share of Medicare patients with each condition. A patient can have several.

Dr. Butowski's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 58

Patient panel by sex, all payers

  • Women54%
  • Men41%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Nicholas A. Butowski wrote 89 Medicare Part D claims in 2024

In 2024, Dr. Butowski wrote 89 Medicare Part D claims for 25 patients. 93% of them were for generic drugs. CMS names the drug for 29 of them, across 2 drugs with 11 or more claims each, at $1,045 in total drug cost. In 2023, CMS named 76 claims across 5 drugs.

Part D claims, 202489
Drugs named by CMS2
Total drug cost$1,045
Part D patients25

Dr. Butowski's Part D claims by kind of drug, 2024

  • Generic83 claims93%
  • Brand-name and other6 claims7%

Dr. Butowski's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 762024: 2962%

Drugs named by CMS: 2 in 2024, 5 in 2023.

See all prescribing by Dr. Butowski

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Nicholas A. Butowski scored 87 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Butowski for performance year 2024, reported as part of a group. Dr. Butowski accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Butowski as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Butowski's MIPS scores, performance year 2024

  • 87of 100Final score
  • 86.8of 100Quality
  • 40of 100Improvement Activities
  • 70of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

For MedTech and pharma teams

Find neurosurgeons like Dr. Butowski by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Dr. Nicholas A. Butowski has 143 publications on record

Dmand AI links 143 papers to Dr. Butowski, published from 2006 to 2025. 2021 was the busiest year, with 8. The most frequent topics are Brain Neoplasms, Glioblastoma and Glioma. Dr. Butowski has published most often in Neuro Oncol. Dr. Butowski's most frequent co-authors are Susan M. Chang, MD, Mitchel S. Berger, MD and Jennie Webster Taylor, MD.

Papers143
Years published2006 to 2025

Dr. Butowski's papers by year, 2016 to 2025

Topics Dr. Butowski writes about most

  • Brain Neoplasms
  • Glioblastoma
  • Glioma
  • Temozolomide
  • Antineoplastic Agents
  • Dacarbazine
  • Magnetic Resonance Imaging
  • Antineoplastic Combined Chemotherapy Protocols

Dr. Butowski's most frequent co-authors

Recent publications by Dr. Butowski

See all 143 publications and co-authors

See who Dr. Butowski researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Butowski works with, so you can find a warm path to the right neurosurgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Nicholas A. Butowski has worked on 15 clinical trials

Dmand AI links Dr. Butowski to 15 clinical trials, 5 of them phase 2 studies. 4 are still active or recruiting. Conditions studied include Glioblastoma, Astrocytoma and Glioma. University of California, San Francisco sponsors the most, 4. Open Payments lists research payments to Dr. Butowski that name 2 trials.

Clinical trials with Dr. Butowski by phase

  1. 1Phase 1: 1 trial
  2. 4Phase 1/2: 4 trials
  3. 5Phase 2: 5 trials
  4. 2Phase 3: 2 trials
  5. NonePhase 4: no trials

Conditions in Dr. Butowski's trials

  • Glioblastoma
  • Astrocytoma
  • Glioma
  • Gliosarcoma
  • Neoplasms, Neuroepithelial

Investigators on the most trials with Dr. Butowski

Recent clinical trials with Dr. Butowski

See all 15 clinical trials and co-investigators

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Nicholas A. Butowski received $72,462 in industry payments from 2016 to 2025

CMS Open Payments shows 63 general payments to Dr. Butowski from 14 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 76% of the total. Genentech, Inc. paid the most, $14,532. It also lists 7 research payments totaling $28,021 from 2017 to 2020, naming 2 clinical trials.

General payments to Dr. Butowski by program year, 2016 to 2025

General payments to Dr. Butowski by kind, 2016 to 2025

$72.5Kin total
  • Consulting fees$55,07176%
  • Speaker and faculty fees$8,61012%
  • Honoraria$4,0006%
  • Travel and lodging$3,3855%
  • Other$1,3952%

Companies that paid Dr. Butowski the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Butowski

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Nicholas A. Butowski has 4 awards and honors on record

Dmand AI lists 4 awards for Dr. Butowski, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Butowski

  1. 2013
    • CMS Stage 1 EHR
    • Essential Core Teaching Award
  2. 2008
    • Voice of the Patient Award
  3. 1998
    • General Assembly State Scholarship

Source: Dmand AI Professional Profile Data

Dr. Nicholas A. Butowski graduated from University of Illinois College of Medicine - Chicago

Dr. Butowski graduated from University of Illinois College of Medicine - Chicago in 1999. Dr. Butowski is a member of ASCO.

  1. Medical schoolUniversity of Illinois College of Medicine - Chicago
  2. Board certified in neurologyAmerican Board of Psychiatry and Neurology

Source: Dmand AI Professional Profile Data

Dr. Nicholas A. Butowski accepts plans from 10 insurance carriers

Dr. Butowski is in network with 10 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare
  • +2 more carriersWith a free account

Plan types Dr. Butowski accepts, by number of carriers

  1. Medicare8
  2. PPO5
  3. HMO3
  4. POS3
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Nicholas A. Butowski's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Nicholas A. Butowski

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Nicholas A. Butowski's NPI number?

Dr. Nicholas A. Butowski's NPI number is 1184681009. It was assigned on April 26, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Nicholas A. Butowski?

Dr. Nicholas A. Butowski is a neurosurgeon in San Francisco, California. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).

Where does Dr. Nicholas A. Butowski practice?

Dr. Butowski practices at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143. Dr. Butowski's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health.

What is Dr. Nicholas A. Butowski's office phone number?

The practice phone on file for Dr. Butowski is (415) 353-2733.

What is Dr. Nicholas A. Butowski's medical license number?

Dr. Butowski holds California license A74692.

Which hospitals is Dr. Nicholas A. Butowski affiliated with?

Dr. Butowski practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California.

What medical group is Dr. Nicholas A. Butowski part of?

Dr. Butowski is linked to UCSF Medical Group.

Does Dr. Nicholas A. Butowski accept Medicare?

Yes. CMS data shows Dr. Butowski billed Medicare for 819 services in 2024, and Dr. Butowski accepts Medicare assignment.

Does Dr. Nicholas A. Butowski offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Butowski as offering telehealth services.

What is Dr. Nicholas A. Butowski's MIPS score?

Dr. Butowski's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Nicholas A. Butowski see?

CMS counts 82 Medicare patients who saw Dr. Butowski in 2024, with an average age of 66.

Is Dr. Nicholas A. Butowski board certified?

Yes. Dr. Butowski is board certified in neurology by the American Board of Psychiatry and Neurology.

What services does Dr. Nicholas A. Butowski bill to Medicare?

In 2024, Dr. Butowski's most billed Medicare services were medicare service (G2212), office visit, established patient (99215) and medicare service (G2211).

Where did Dr. Nicholas A. Butowski go to medical school?

Dr. Butowski graduated from University of Illinois College of Medicine - Chicago in 1999.

What drugs does Dr. Nicholas A. Butowski prescribe most?

In 2024 Medicare Part D data, Dr. Butowski's most prescribed drugs by claims were Levetiracetam and Dexamethasone.

Has Dr. Nicholas A. Butowski received payments from drug or device companies?

CMS Open Payments shows $72,462 in general payments to Dr. Butowski from 14 companies from 2016 to 2025. The largest total came from Genentech, Inc.

How long has Dr. Nicholas A. Butowski been practicing?

Dr. Butowski graduated from medical school in 1999, 27 years ago.

Does Dr. Nicholas A. Butowski do research?

Dmand AI links 143 publications to Dr. Butowski, published from 2006 to 2025. Dr. Butowski has worked on 15 clinical trials.

Who does Dr. Nicholas A. Butowski publish with?

Dr. Butowski's most frequent co-authors are Susan M. Chang, MD (56 shared papers), Mitchel S. Berger, MD (41 shared papers) and Jennie Webster Taylor, MD (31 shared papers).

What insurance does Dr. Nicholas A. Butowski accept?

Dr. Butowski is in network with 10 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

Selling to neurological surgery practices?

See neurosurgeons in California by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)