NPPES file of Aug 9, 2026

Matthew Massie, MD

Student in an Organized Health Care Education/Training Program · Sacramento, CA

Matthew Massie, MD is a student in an organized health care education/training program with a practice address in Sacramento, California, and NPI 1245897552, issued on May 22, 2019. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1245897552
Name
Matthew Massie
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
4860 Y St Ste 3700, Sacramento, CA 95817
Phone
(916) 734-3588
Enumerated
May 22, 2019
Record last updated
Apr 10, 2021 (not updated in 5 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 4860 Y St Ste 3700

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Stella Adetokunbo, MDNeurology Physician1669106761
  2. Ian ArmstrongStudent in an Organized Health Care Education/Training Program1518669399
  3. Kathleen BarnettStudent in an Organized Health Care Education/Training Program1801599980
  4. Meera BediStudent in an Organized Health Care Education/Training Program1780334771
  5. Christopher Blaine, MDNeurology Physician1972244010
  6. Dale Norton BongbongStudent in an Organized Health Care Education/Training Program1467203935

Verify Matthew Massie in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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39% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

112 Medicare Part D claims for 21 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 40% of claims.

  1. Matthew Massie112
  2. Specialty average185

Most prescribed

  1. Vimpat26 claims
  2. Levetiracetam18 claims
  3. Keppra13 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Matthew Massie among 40,652 student in an organized health care education/training program records in California

Matthew Massie, MD is one of 40,652 student in an organized health care education/training program records with a practice address in California. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 20% of them.

  • NPI issued2019 · 20% of these records are older, 76% newer
  • In a Medicare fileYes · 16% of these records are
  • In the CMS Doctors and Clinicians fileNo · 6% of these records are
  • Record last updated2021 · 26% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2,087 student in an organized health care education/training program records list a practice address in Sacramento

They are 2,087 of the 33,083 NPPES records with a practice address in Sacramento, and 40,652 student in an organized health care education/training program records in California.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Sharon Chang, M.D.Sacramento, CA 958171093797201
  2. Kimberly DavisSacramento, CA 958171841483864
  3. Steven Elliott, M.D.Sacramento, CA 958171215918750
  4. Genevieve Garratt, PH.D.Sacramento, CA 958171730376815
  5. David Konczal, M.D.Sacramento, CA 958171225204043
  6. Jacqueline Letran, M.D.Sacramento, CA 958171669648499
  7. Adrian Palomino, M.D.Sacramento, CA 958171023205747
  8. Colin Parsons, M.D.Sacramento, CA 958171629059977

Common questions

What is Matthew Massie, MD's NPI number?

Matthew Massie, MD's National Provider Identifier (NPI) is 1245897552, issued on May 22, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Massie, MD located?

The NPPES record lists a practice address at 4860 Y St Ste 3700, Sacramento, CA, 95817. Phone: (916) 734-3588. Providers update this record themselves, so call before visiting.

How can I verify Matthew Massie, MD's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Matthew Massie, MD prescribe under Medicare Part D?

In 2024, Matthew Massie, MD had 112 Medicare Part D claims for 21 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.