Alexander Grinberg, M.D.
Psychiatry Physician · San Francisco, CA
Alexander Grinberg, M.D. is a psychiatry physician with a practice address in San Francisco, California, and NPI 1538260765, issued on Sep 26, 2006. Check the license (California A56467, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Alexander Grinberg
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- A56467 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2320 Sutter St, San Francisco, CA 94115
- Phone
- (415) 876-0475
- Enumerated
- Sep 26, 2006
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Also registered at 2320 Sutter St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alexander Grinberg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A56467Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.9 times the Medicare Part D claims of the average psychiatry physician in 2024
2,947 Medicare Part D claims for 224 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.
Most prescribed
- Quetiapine Fumarate259 claims
- Memantine Hcl209 claims
- Risperidone198 claims
- Mirtazapine186 claims
- Sertraline Hcl183 claims
- Gabapentin168 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.
Alexander Grinberg among 8,673 psychiatry physician records in California
Alexander Grinberg, M.D. is one of 8,673 psychiatry physician records with a practice address in California. 67% 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, 67% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 38% of these records are
- Record last updated2007 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
763 psychiatry physician records list a practice address in San Francisco
They are 763 of the 38,143 NPPES records with a practice address in San Francisco, and 8,673 psychiatry physician records in California.
All 8,673 in California → Every provider in San Francisco → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Julia Adler, MDSan Francisco, CA 941151417992694
- Bruce Baker, MDSan Francisco, CA 941151346283926
- Stephen Brockway, MDSan Francisco, CA 941151346213394
- Hideki Chin, M.D.San Francisco, CA 941151922028885
- Frederick Huang, MDSan Francisco, CA 941151922038405
- Salma Khan, M.D.San Francisco, CA 941151114914918
- Adair Look, M.D.San Francisco, CA 941151740207521
- Heather Muhr, D.O.San Francisco, CA 941151336166057
Common questions
What is Alexander Grinberg, M.D.'s NPI number?
Alexander Grinberg, M.D.'s National Provider Identifier (NPI) is 1538260765, issued on Sep 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alexander Grinberg, M.D. located?
The NPPES record lists a practice address at 2320 Sutter St, San Francisco, CA, 94115. Phone: (415) 876-0475. Providers update this record themselves, so call before visiting.
How can I verify Alexander Grinberg, M.D.'s license?
NPPES lists California license number A56467, 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 Alexander Grinberg, M.D. prescribe under Medicare Part D?
In 2024, Alexander Grinberg, M.D. had 2,947 Medicare Part D claims for 224 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.