Dr. Massimo M. D'Apuzzo, MD, PhD

  • Duarte, CA
  • Neuropathology physician
NPI1427104462PAC ID2567566854
Medicare services, 2024
4,494
Medicare patients, 2024
826
Publications
23
MIPS score, 2024
93
Hospital affiliations
1
Practice address
1500 Duarte Rd, Duarte, CA 91010
Practice phone
Call (800) 826-4673
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

City of Hope Comprehensive Cancer Center - Duarte

Duarte, California

See all 4 affiliations

Find Dr. D'Apuzzo'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. Massimo M. D'Apuzzo is a neuropathology physician in Duarte, California

Dr. D'Apuzzo practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California.

Dr. D'Apuzzo's NPI, 1427104462, was assigned on January 25, 2007. Dr. D'Apuzzo graduated from University of Bern Faculty of Medicine in 1993. Dr. D'Apuzzo holds California license A88682.

NPI and contact details
Medicare PAC ID
2567566854
NPI enumeration date
January 25, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(800) 826-4673
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
59
Medical school graduation
1993

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

Dr. Massimo M. D'Apuzzo practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California

Dr. D'Apuzzo's primary practice is City of Hope Comprehensive Cancer Center - Duarte, at 1500 Duarte Rd, Duarte, CA 91010 in Los Angeles County. The practice phone is (800) 826-4673.

  • City of Hope Comprehensive Cancer Center - Duarte
    1500 Duarte Rd, Duarte, CA 91010 · Los Angeles CountyPhone(800) 826-4673

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Massimo M. D'Apuzzo is affiliated with 3 sites of care and 1 medical group

Dr. D'Apuzzo's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. Dr. D'Apuzzo is also affiliated with Cedars-Sinai Medical Center. The medical group on file is City of Hope. Dmand AI also links Dr. D'Apuzzo to 1 more other site, named with a free account.

See all 4 affiliations for Dr. D'Apuzzo

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Massimo M. D'Apuzzo's practice

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

EHR by site
SiteEHR vendor and product
City of Hope Comprehensive Cancer Center - DuarteAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Dr. D'Apuzzo practices

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

Dr. Massimo M. D'Apuzzo is one of 18 neuropathology physicians in California

Neuropathology is Dr. D'Apuzzo's primary specialty in the NPI Registry, under taxonomy code 207ZN0500X. Dr. D'Apuzzo is board certified in neuropathology by the American Board of Pathology. Dr. D'Apuzzo is licensed in California.

Specialties and state licenses

  • Neuropathology, CaliforniaPrimaryLicense A88682 · 2004 to 2026 · taxonomy 207ZN0500X

Neuropathology physicians near Dr. D'Apuzzo

Counts of neuropathology physicians 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. Massimo M. D'Apuzzo billed Medicare for 4,494 services in 2024

CMS data shows 4,494 Medicare services from Dr. D'Apuzzo across 16 procedure codes in 2024, for 826 Medicare patients. Medicare paid $160,879 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 20244,494
Medicare patients826
Paid by Medicare$160,879
Procedure codes16

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

  • 2023
  • 2024
Lab and pathology
2023: 4,3002024: 4,4945%

Dr. D'Apuzzo compared with the California median for neuropathology physicians, 2024

  • Dr. D'Apuzzo
  • California median
Medicare services
4,494vs 28615.7 times

Medians across 12 neuropathology physicians in California with Dmand AI profiles that report each measure.

Dr. D'Apuzzo'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. D'Apuzzo

Need commercial claims for Dr. D'Apuzzo?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. D'Apuzzo and other neuropathology physicians in California.

Book a meeting

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

Dr. Massimo M. D'Apuzzo treated 826 Medicare patients in 2024, average age 72

CMS counts 826 Medicare patients who saw Dr. D'Apuzzo in 2024. The largest group is 65 to 74, with 468 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 32% are also on Medicaid. Their average risk score is 2.08, 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. D'Apuzzo's median patient age at 64, with 55% women.

Medicare patients, 2024826
Average age72
Average risk score2.08
Also on Medicaid32%

Dr. D'Apuzzo's Medicare patients by age, 2024

Dr. D'Apuzzo's Medicare patients by sex, 2024

  • Women42451%
  • Men40249%

Chronic conditions among Dr. D'Apuzzo's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Cancer58%
  4. Arthritis44%
  5. Diabetes37%
  6. Ischemic heart disease34%
  7. Anxiety26%
  8. Chronic kidney disease26%

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

Dr. D'Apuzzo's patients across all payers

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

Patient panel by age, all payers

Median age 64

Patient panel by sex, all payers

  • Women55%
  • Men45%

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

Dr. Massimo M. D'Apuzzo scored 93 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. D'Apuzzo for performance year 2024, reported as part of a group. Dr. D'Apuzzo accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. D'Apuzzo's MIPS scores, performance year 2024

  • 93of 100Final score
  • 78.5of 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 neuropathology physicians like Dr. D'Apuzzo 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. Massimo M. D'Apuzzo has 23 publications on record

Dmand AI links 23 papers to Dr. D'Apuzzo, published from 2009 to 2021. 2016 was the busiest year, with 4. The most frequent topics are Neural Stem Cells, Cell Line, Tumor and Glioma. Dr. D'Apuzzo has published most often in PLoS One. Dr. D'Apuzzo's most frequent co-authors are Behnam B. Badie, MD, Jana L. Portnow, MD and Stephen J. Forman, MD.

Papers23
Years published2009 to 2021

Dr. D'Apuzzo's papers by year, 2012 to 2021

Topics Dr. D'Apuzzo writes about most

  • Neural Stem Cells
  • Cell Line, Tumor
  • Glioma
  • Brain Neoplasms
  • CD8-Positive T-Lymphocytes
  • Disease Progression
  • Gene Expression Profiling
  • Gene Expression Regulation, Neoplastic

Dr. D'Apuzzo's most frequent co-authors

Recent publications by Dr. D'Apuzzo

See all 23 publications and co-authors

See who Dr. D'Apuzzo researches with

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

How network discovery works

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

Dr. Massimo M. D'Apuzzo received $10,623 in industry payments from 2020 to 2025

CMS Open Payments shows 2 general payments to Dr. D'Apuzzo from 2 drug and device companies from 2020 to 2025. Consulting fees make up the largest share, 99% of the total. Uoc USA Inc paid the most, $10,480. It also lists 2 research payments totaling $1,375 in 2021.

General payments to Dr. D'Apuzzo by program year, 2020 to 2025

General payments to Dr. D'Apuzzo by kind, 2020 to 2025

$10.6Kin total
  • Consulting fees$10,48099%
  • Food and beverage$1431%

Companies that paid Dr. D'Apuzzo the most, 2020 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. D'Apuzzo

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

Dr. Massimo M. D'Apuzzo graduated from University of Bern Faculty of Medicine

Dr. D'Apuzzo graduated from University of Bern Faculty of Medicine in 1993.

  1. Medical schoolUniversity of Bern Faculty of Medicine
  2. Board certified in neuropathologyAmerican Board of Pathology
  3. Board certified in pathology - anatomicAmerican Board of Pathology

Source: Dmand AI Professional Profile Data

Dr. Massimo M. D'Apuzzo accepts plans from 5 insurance carriers

Dr. D'Apuzzo is in network with 5 carriers, including Aetna, Excellus BlueCross BlueShield and United Healthcare. HMO plans come from the most carriers, 2. Check the plan with the practice before a visit.

  • Aetna
  • Excellus BlueCross BlueShield
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare

Plan types Dr. D'Apuzzo accepts, by number of carriers

  1. HMO2
  2. Medicare2
  3. POS2
  4. EPO1
  5. PPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Massimo M. D'Apuzzo'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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)
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)
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. Massimo M. D'Apuzzo

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. Massimo M. D'Apuzzo's NPI number?

Dr. Massimo M. D'Apuzzo's NPI number is 1427104462. It was assigned on January 25, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Massimo M. D'Apuzzo?

Dr. Massimo M. D'Apuzzo is a neuropathology physician in Duarte, California. The primary specialty in the NPI Registry is Neuropathology Physician (taxonomy code 207ZN0500X).

Where does Dr. Massimo M. D'Apuzzo practice?

Dr. D'Apuzzo practices at 1500 Duarte Rd, Duarte, CA 91010. Dr. D'Apuzzo's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. Dmand AI also links Dr. D'Apuzzo to 1 other site.

What is Dr. Massimo M. D'Apuzzo's office phone number?

The practice phone on file for Dr. D'Apuzzo is (800) 826-4673.

What is Dr. Massimo M. D'Apuzzo's medical license number?

Dr. D'Apuzzo holds California license A88682.

Which hospitals is Dr. Massimo M. D'Apuzzo affiliated with?

Dr. D'Apuzzo is affiliated with Cedars-Sinai Medical Center.

What medical group is Dr. Massimo M. D'Apuzzo part of?

Dr. D'Apuzzo is linked to City of Hope.

Does Dr. Massimo M. D'Apuzzo accept Medicare?

Yes. CMS data shows Dr. D'Apuzzo billed Medicare for 4,494 services in 2024, and Dr. D'Apuzzo accepts Medicare assignment.

What is Dr. Massimo M. D'Apuzzo's MIPS score?

Dr. D'Apuzzo's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.

How many Medicare patients does Dr. Massimo M. D'Apuzzo see?

CMS counts 826 Medicare patients who saw Dr. D'Apuzzo in 2024, with an average age of 72.

Show 8 more questionsShow fewer questions

Is Dr. Massimo M. D'Apuzzo board certified?

Yes. Dr. D'Apuzzo is board certified in neuropathology by the American Board of Pathology.

What services does Dr. Massimo M. D'Apuzzo bill to Medicare?

In 2024, Dr. D'Apuzzo's most billed Medicare services were lab and pathology test (88341), lab and pathology test (88305) and lab and pathology test (88342).

Where did Dr. Massimo M. D'Apuzzo go to medical school?

Dr. D'Apuzzo graduated from University of Bern Faculty of Medicine in 1993.

Has Dr. Massimo M. D'Apuzzo received payments from drug or device companies?

CMS Open Payments shows $10,623 in general payments to Dr. D'Apuzzo from 2 companies from 2020 to 2025. The largest total came from Uoc USA Inc.

How long has Dr. Massimo M. D'Apuzzo been practicing?

Dr. D'Apuzzo graduated from medical school in 1993, 33 years ago.

Does Dr. Massimo M. D'Apuzzo do research?

Dmand AI links 23 publications to Dr. D'Apuzzo, published from 2009 to 2021.

Who does Dr. Massimo M. D'Apuzzo publish with?

Dr. D'Apuzzo's most frequent co-authors are Behnam B. Badie, MD (9 shared papers), Jana L. Portnow, MD (5 shared papers) and Stephen J. Forman, MD (2 shared papers).

What insurance does Dr. Massimo M. D'Apuzzo accept?

Dr. D'Apuzzo is in network with 5 carriers, including Aetna, Excellus BlueCross BlueShield and United Healthcare. HMO plans come from the most carriers, 2. Check the plan with the practice before a visit.

Selling to neuropathology practices?

See neuropathology physicians 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)