Michael Robert McCarthy, M.D./PH.D.
Hospitalist Physician · San Francisco, CA
Michael Robert McCarthy, M.D./PH.D. is a hospitalist physician with a practice address in San Francisco, California, and NPI 1982616553, issued on Aug 12, 2006. Check the license (California A96302, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Michael Robert McCarthy
- Credential
- M.D./PH.D.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- A96302 CA
Self-reported in NPPES; status is on the state search - Practice location
- 900 Hyde St, San Francisco, CA 94109
- Phone
- (415) 353-6817
- Enumerated
- Aug 12, 2006
- Record last updated
- Sep 18, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (510) 597-9212
- Medicare enrollment
- Enrolled (PECOS I20051007000649); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
Also registered at 900 Hyde St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael Robert McCarthy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A96302Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
69% fewer Medicare Part D claims than the average hospitalist physician in 2024
159 Medicare Part D claims for 45 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
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 one group practice
- County OF San MateoSan Mateo, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Robert McCarthy among 3,099 hospitalist physician records in California
Michael Robert McCarthy, M.D./PH.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 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 73% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated2002 · median 2010 among the 2,505 with a school on file
- Record last updated2017 · 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.
All 3,099 in California → Every provider in San Francisco → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Jeannie Brewer, MDSan Francisco, CA 941091609898345
- Robert Eldabaje, MDSan Francisco, CA 941091609211176
- Jeffrey FrankSan Francisco, CA 941091639128895
- Hanley Ma, M.D.San Francisco, CA 941091609191006
- Joseph Mallon, MDSan Francisco, CA 941091407041197
- Robert Matz, M.D.San Francisco, CA 941091558503086
- Jaclyn McGowan, MDSan Francisco, CA 941091629230495
- Nisha Patel, D.O.San Francisco, CA 941091326276528
Common questions
What is Michael Robert McCarthy, M.D./PH.D.'s NPI number?
Michael Robert McCarthy, M.D./PH.D.'s National Provider Identifier (NPI) is 1982616553, issued on Aug 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael Robert McCarthy, M.D./PH.D. located?
The NPPES record lists a practice address at 900 Hyde St, San Francisco, CA, 94109. Phone: (415) 353-6817. Providers update this record themselves, so call before visiting.
How can I verify Michael Robert McCarthy, M.D./PH.D.'s license?
NPPES lists California license number A96302, 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 Robert McCarthy, M.D./PH.D. prescribe under Medicare Part D?
In 2024, Michael Robert McCarthy, M.D./PH.D. had 159 Medicare Part D claims for 45 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.