NPPES file of Aug 9, 2026

Michael Huynh, M.D.

Hospitalist Physician · Oakland, CA

Michael Huynh, M.D. is a hospitalist physician with a practice address in Oakland, California, and NPI 1588096317, issued on Aug 2, 2013. Check the license (California A140664, as entered in NPPES) on the Medical Board of California; 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
1588096317
Name
Michael Huynh
Credential
M.D.
Primary taxonomy
Hospitalist Physician 208M00000X
License number
A140664 CA
Self-reported in NPPES; status is on the state search
Practice location
350 Hawthorne Ave, Oakland, CA 94609
Phone
(510) 869-6883
Enumerated
Aug 2, 2013
Record last updated
Jul 21, 2022
Fax
(510) 869-6888
Medicare enrollment
Enrolled (PECOS I20160712000513); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 350 Hawthorne Ave

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

  1. Monique Adams, PT, DPTPhysical Therapist1376190405
  2. Muhammad AkramStudent in an Organized Health Care Education/Training Program1568265106
  3. Saja Al Araji, MDStudent in an Organized Health Care Education/Training Program1942052139
  4. Daniah Al-Sabbagh, MDStudent in an Organized Health Care Education/Training Program1588415152
  5. Lara AliStudent in an Organized Health Care Education/Training Program1871433714
  6. Olga Anikina, MDHospitalist Physician1619110954

Verify Michael Huynh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A140664
    Check 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
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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41% fewer Medicare Part D claims than the average hospitalist physician in 2024

307 Medicare Part D claims for 145 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.

  1. Michael Huynh307
  2. Specialty average521

Most prescribed

  1. Cephalexin23 claims
  2. Atorvastatin Calcium15 claims
  3. Furosemide14 claims
  4. Naloxone Hcl14 claims
  5. Pantoprazole Sodium13 claims
  6. Amoxicillin-Clavulanate Potass11 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.

Bills Medicare through 2 group practices

  1. Solomon Medical IncSan Jose, CA
  2. Sutter Bay Medical FoundationBerkeley, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Michael Huynh among 3,099 hospitalist physician records in California

Michael Huynh, M.D. is one of 3,099 hospitalist physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 56% of them.

  • NPI issued2013 · 56% of these records are older, 39% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 81% of these records are
  • Graduated2013 · median 2010 among the 2,505 with a school on file
  • Record last updated2022 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in California

There are 3,099 hospitalist physician records in California.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Matthew Dahnke, M.D.Oakland, CA 946091487762092
  2. Joann Dominguez, MDOakland, CA 946091811003809
  3. James Felt, M.D.Oakland, CA 946091073621157
  4. Martin Garcia, M.D.Oakland, CA 946091619084423
  5. Leif Hass, M.D.Oakland, CA 946091528175346
  6. Erwin KuoOakland, CA 946091437266269
  7. Daniel Montes, M.D.Oakland, CA 946091487737755
  8. Lloyd Morrissey, M.D.Oakland, CA 946091801903562

Common questions

What is Michael Huynh, M.D.'s NPI number?

Michael Huynh, M.D.'s National Provider Identifier (NPI) is 1588096317, issued on Aug 2, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Michael Huynh, M.D. located?

The NPPES record lists a practice address at 350 Hawthorne Ave, Oakland, CA, 94609. Phone: (510) 869-6883. Providers update this record themselves, so call before visiting.

How can I verify Michael Huynh, M.D.'s license?

NPPES lists California license number A140664, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Michael Huynh, M.D. prescribe under Medicare Part D?

In 2024, Michael Huynh, M.D. had 307 Medicare Part D claims for 145 beneficiaries; the average among hospitalist physician prescribers was 521. 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.