Dr. Thomas Lee Holden, MD

  • Stanford, CA
  • Medical oncologist
NPI1679968218PAC ID3971811340
Medicare services, 2024
770
Medicare patients, 2024
182
Part D claims, 2024
117
Publications
5
MIPS score, 2024
89
Practice address
300 Pasteur Drive, Stanford, CA 94305
Practice phone
Call (650) 723-4000
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Stanford Hospital at 300 Pasteur Drive

Hospital · Stanford, California

See all 4 affiliations

Find Dr. Holden'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. Thomas Lee Holden is a medical oncologist in Stanford, California

Dr. Holden practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.

Dr. Holden's NPI, 1679968218, was assigned on March 31, 2015. Dr. Holden graduated from OU College of Medicine in 2015. Dr. Holden holds California license A177323.

NPI and contact details
Medicare PAC ID
3971811340
NPI enumeration date
March 31, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(650) 723-4000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
37
Medical school graduation
2015

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

Dr. Thomas Lee Holden practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California

Dr. Holden's primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.

Source: Dmand AI Affiliation Data

Dr. Thomas Lee Holden is affiliated with 2 sites of care and 2 medical groups

Dr. Holden's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Holden to 1 more hospital and 1 medical group, each named with a free account. Dr. Holden's employer is on file too: a hospital.

See all 4 affiliations for Dr. Holden

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

Dmand AI tracks the EHR system at Dr. Thomas Lee Holden's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Holden practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Stanford Hospital at 300 Pasteur DriveAvailable with a free account
+1 more site and 1 medical groupAvailable 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. Holden practices

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

Dr. Thomas Lee Holden is one of 415 medical oncologists in California

Medical oncology is Dr. Holden's primary specialty in the NPI Registry, under taxonomy code 207RX0202X. Dr. Holden is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Holden's licenses on file in 3 states: California, Pennsylvania and Ohio.

Specialties and state licenses

  • Medical oncology, CaliforniaPrimaryLicense A177323 · 2022 to 2026 · taxonomy 207RX0202X
  • Pennsylvania licenseLicense MT210079 · 2015 to 2022
  • Ohio license2015 to 2016

Clinical focus

Dmand AI lists breast cancer, colorectal cancer, lung cancer and lymphoma among the conditions Dr. Holden treats.

Medical oncologists near Dr. Holden

Counts of medical oncologists 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. Thomas Lee Holden billed Medicare for 770 services in 2024

CMS data shows 770 Medicare services from Dr. Holden across 7 procedure codes in 2024, for 182 Medicare patients. Medicare paid $83,425 for them.

Medicare services, 2024770
Medicare patients182
Paid by Medicare$83,425
Procedure codes7

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

  • 2023
  • 2024
Office and hospital visits
2023: 4932024: 63128%
Other services
2023: 02024: 139

Where Dr. Holden's Medicare services took place, 2024

  • In an office27536%
  • In a facility49564%

Dr. Holden compared with the California median for medical oncologists, 2024

  • Dr. Holden
  • California median
Medicare services
770vs 49655% above
Medicare patients
182vs 15418% above
Part D claims
44vs 14469% below

Medians across 358 medical oncologists in California with Dmand AI profiles that report each measure.

Dr. Holden'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. Holden

Need commercial claims for Dr. Holden?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Holden and other medical oncologists in California.

Book a meeting

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

Dr. Thomas Lee Holden treated 182 Medicare patients in 2024, average age 73

CMS counts 182 Medicare patients who saw Dr. Holden in 2024. The largest group is 65 to 74, with 81 patients. 74% of them have high blood pressure, and 69% have high cholesterol. 29% are also on Medicaid. Their average risk score is 2.31, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Holden's median patient age at 62, with 44% women.

Medicare patients, 2024182
Average age73
Average risk score2.31
Also on Medicaid29%

Dr. Holden's Medicare patients by age, 2024

Dr. Holden's Medicare patients by sex, 2024

  • Women8949%
  • Men9351%

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

  1. High blood pressure74%
  2. High cholesterol69%
  3. Cancer51%
  4. Diabetes41%
  5. Arthritis36%
  6. Chronic kidney disease32%
  7. Ischemic heart disease32%
  8. Mood disorders32%

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

Dr. Holden's patients across all payers

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

Patient panel by age, all payers

Median age 62

Patient panel by sex, all payers

  • Women44%
  • Men55%

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

Dr. Thomas Lee Holden wrote 117 Medicare Part D claims in 2024

In 2024, Dr. Holden wrote 117 Medicare Part D claims for 36 patients. 89% of them were for generic drugs. CMS names the drug for 44 of them, across 2 drugs with 11 or more claims each, at $349 in total drug cost. In 2023, CMS named 33 claims across 2 drugs.

Part D claims, 2024117
Drugs named by CMS2
Total drug cost$349
Part D patients36

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

  • Generic104 claims89%
  • Brand-name13 claims11%

Dr. Holden'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: 332024: 4433%

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

See all prescribing by Dr. Holden

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. Thomas Lee Holden scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Holden for performance year 2024, reported as part of a group. Dr. Holden accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Holden as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Holden's MIPS scores, performance year 2024

  • 89of 100Final score
  • 87.1of 100Quality
  • 100of 100Promoting Interoperability
  • 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 medical oncologists like Dr. Holden 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. Thomas Lee Holden has 5 publications on record

Dmand AI links 5 papers to Dr. Holden, published from 2016 to 2025. The most frequent topics are Emotions, Face and Facial Expression. Dr. Holden has published most often in Cortex. Dr. Holden's most frequent co-authors are Michael John Hall, ND, Elliott D. Ross, MD and Jeffrey Bien, MD.

Papers5
Years published2016 to 2025

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

Topics Dr. Holden writes about most

  • Emotions
  • Face
  • Facial Expression
  • Functional Laterality
  • Motor Cortex

Dr. Holden's most frequent co-authors

Recent publications by Dr. Holden

See all 5 publications and co-authors

See who Dr. Holden researches with

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

How network discovery works

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

Dr. Thomas Lee Holden received $1,661 in industry payments from 2021 to 2025

CMS Open Payments shows 3 general payments to Dr. Holden from 3 drug and device companies from 2021 to 2025. Consulting fees make up the largest share, 98% of the total. Bristol-Myers Squibb Company paid the most, $1,620.

General payments to Dr. Holden by program year, 2021 to 2025

General payments to Dr. Holden by kind, 2021 to 2025

$1.7Kin total
  • Consulting fees$1,62098%
  • Food and beverage$412%

Companies that paid Dr. Holden the most, 2021 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Holden

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

Dr. Thomas Lee Holden has 1 award and honors on record

Dmand AI lists 1 award for Dr. Holden, most recently Phi Kappa Phi in 2014.

Awards and honors for Dr. Holden

  1. 2014
    • Phi Kappa Phi

Source: Dmand AI Professional Profile Data

Dr. Thomas Lee Holden graduated from OU College of Medicine

Dr. Holden graduated from OU College of Medicine in 2015. Dr. Holden is a member of ASCO and ASH.

  1. Medical schoolOU College of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in medical oncologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Thomas Lee Holden accepts plans from 6 insurance carriers

Dr. Holden is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare

Plan types Dr. Holden accepts, by number of carriers

  1. Medicare4
  2. PPO3
  3. EPO2
  4. HMO2
  5. POS2

Source: Dmand AI Insurance Network Data

Sources for Dr. Thomas Lee Holden'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
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. Thomas Lee Holden

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. Thomas Lee Holden's NPI number?

Dr. Thomas Lee Holden's NPI number is 1679968218. It was assigned on March 31, 2015, and it is active in the NPI Registry.

What kind of doctor is Dr. Thomas Lee Holden?

Dr. Thomas Lee Holden is a medical oncologist in Stanford, California. The primary specialty in the NPI Registry is Medical Oncology Physician (taxonomy code 207RX0202X).

Where does Dr. Thomas Lee Holden practice?

Dr. Holden practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Holden's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Holden to 1 hospital and 1 medical group.

What is Dr. Thomas Lee Holden's office phone number?

The practice phone on file for Dr. Holden is (650) 723-4000.

What is Dr. Thomas Lee Holden's medical license number?

Dr. Holden holds California license A177323, one of the licenses on file in 3 states.

Which states has Dr. Thomas Lee Holden been licensed in?

Dmand AI has state licenses on file for Dr. Holden in California (2022 to 2026), Pennsylvania (2015 to 2022) and Ohio (2015 to 2016).

Which hospitals is Dr. Thomas Lee Holden affiliated with?

Dr. Holden practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Dr. Holden to 1 more hospital.

What medical group is Dr. Thomas Lee Holden part of?

Dr. Holden is linked to Stanford Health Care. Dmand AI links Dr. Holden to 1 more medical group.

Does Dr. Thomas Lee Holden accept Medicare?

Yes. CMS data shows Dr. Holden billed Medicare for 770 services in 2024, and Dr. Holden accepts Medicare assignment.

Does Dr. Thomas Lee Holden offer telehealth?

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

Show 11 more questionsShow fewer questions

What is Dr. Thomas Lee Holden's MIPS score?

Dr. Holden's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

How many Medicare patients does Dr. Thomas Lee Holden see?

CMS counts 182 Medicare patients who saw Dr. Holden in 2024, with an average age of 73.

Is Dr. Thomas Lee Holden board certified?

Yes. Dr. Holden is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Thomas Lee Holden bill to Medicare?

In 2024, Dr. Holden's most billed Medicare services were hospital inpatient care (99233), office visit, established patient (99215) and medicare service (G2211).

Where did Dr. Thomas Lee Holden go to medical school?

Dr. Holden graduated from OU College of Medicine in 2015.

What drugs does Dr. Thomas Lee Holden prescribe most?

In 2024 Medicare Part D data, Dr. Holden's most prescribed drugs by claims were Ondansetron HCl and Prochlorperazine Maleate.

Has Dr. Thomas Lee Holden received payments from drug or device companies?

CMS Open Payments shows $1,661 in general payments to Dr. Holden from 3 companies from 2021 to 2025. The largest total came from Bristol-Myers Squibb Company.

How long has Dr. Thomas Lee Holden been practicing?

Dr. Holden graduated from medical school in 2015, 11 years ago.

Does Dr. Thomas Lee Holden do research?

Dmand AI links 5 publications to Dr. Holden, published from 2016 to 2025.

Who does Dr. Thomas Lee Holden publish with?

Dr. Holden's most frequent co-authors are Michael John Hall, ND (2 shared papers), Elliott D. Ross, MD (2 shared papers) and Jeffrey Bien, MD (1 shared paper).

What insurance does Dr. Thomas Lee Holden accept?

Dr. Holden is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.

Selling to medical oncology practices?

See medical oncologists 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)