Michael Brian Murphy, M.D.
Psychiatry Physician · San Francisco, CA
Michael Brian Murphy, M.D. is a psychiatry physician with a practice address in San Francisco, California, and NPI 1154550549, issued on Jul 7, 2009. Check the license (California A108808, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Michael Brian Murphy
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- A108808 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4111 18TH St Ste 7, San Francisco, CA 94114
- Phone
- (415) 562-7205
- Enumerated
- Jul 7, 2009
- Record last updated
- Mar 5, 2025
- Fax
- (415) 500-8303
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Verify Michael Brian Murphy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A108808Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average psychiatry physician in 2024
102 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Buprenorphine-Naloxone34 claims
- Pregabalin16 claims
- Bupropion Xl13 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.
Michael Brian Murphy among 8,673 psychiatry physician records in California
Michael Brian Murphy, 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 2009, is newer than 57% of them.
- NPI issued2009 · 57% of these records are older, 40% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 38% of these records are
- Record last updated2025 · 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
- Charles Berger, MDSan Francisco, CA 941141164545901
- Anthony Elite, MDSan Francisco, CA 941141659443067
- Paul Fishman, M.D.San Francisco, CA 941141902953193
- Adam Goldyne, M.D.San Francisco, CA 941141790941680
- John Hensala, M.D.San Francisco, CA 941141972698496
- Chesley Herbert, M.D.San Francisco, CA 941141689797565
- William Huggett, M.D.San Francisco, CA 941141790838936
- John Kruse, M.D., PH.D.San Francisco, CA 941141740347830
Common questions
What is Michael Brian Murphy, M.D.'s NPI number?
Michael Brian Murphy, M.D.'s National Provider Identifier (NPI) is 1154550549, issued on Jul 7, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Michael Brian Murphy, M.D. located?
The NPPES record lists a practice address at 4111 18TH St Ste 7, San Francisco, CA, 94114. Phone: (415) 562-7205. Providers update this record themselves, so call before visiting.
How can I verify Michael Brian Murphy, M.D.'s license?
NPPES lists California license number A108808, 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 Brian Murphy, M.D. prescribe under Medicare Part D?
In 2024, Michael Brian Murphy, M.D. had 102 Medicare Part D claims; 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.