Greer Murphy, MD
Psychiatry Physician · Stanford, CA
Greer Murphy, MD is a psychiatry physician with a practice address in Stanford, California, and NPI 1043347743, issued on Feb 28, 2007. Check the license (California G64130, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Greer Murphy
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- G64130 CA
Self-reported in NPPES; status is on the state search - Practice location
- 300 Pasteur Dr, Stanford, CA 94305
- Phone
- (650) 498-5710
- Enumerated
- Feb 28, 2007
- Record last updated
- Jul 8, 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 →
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Verify Greer Murphy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G64130Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average psychiatry physician in 2024
362 Medicare Part D claims for 22 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Aripiprazole46 claims
- Sertraline Hcl43 claims
- Duloxetine Hcl36 claims
- Gabapentin30 claims
- Olanzapine27 claims
- Pregabalin22 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.
Greer Murphy among 8,673 psychiatry physician records in California
Greer Murphy, MD 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 2007, is newer than 33% of them.
- NPI issued2007 · 33% of these records are older, 48% 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).
116 psychiatry physician records list a practice address in Stanford
They are 116 of the 5,606 NPPES records with a practice address in Stanford, and 8,673 psychiatry physician records in California.
All 8,673 in California → Every provider in Stanford → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Bibi Das, MDStanford, CA 943051528012374
- Sidney Edsall, MDPalo Alto, CA 943051588626469
- Douglas Levinson, M.D.Stanford, CA 943051104830207
- Alan Louie, M.D.Stanford, CA 943051881616340
- Elizabeth Mahler, MDStanford, CA 943051033216999
- Douglas Noordsy, MDStanford, CA 943051336236330
- Terry Osback, MDStanford, CA 943051356446827
- Jennifer Pien-Wong, MDStanford, CA 943051699702456
Common questions
What is Greer Murphy, MD's NPI number?
Greer Murphy, MD's National Provider Identifier (NPI) is 1043347743, issued on Feb 28, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Greer Murphy, MD located?
The NPPES record lists a practice address at 300 Pasteur Dr, Stanford, CA, 94305. Phone: (650) 498-5710. Providers update this record themselves, so call before visiting.
How can I verify Greer Murphy, MD's license?
NPPES lists California license number G64130, 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 Greer Murphy, MD prescribe under Medicare Part D?
In 2024, Greer Murphy, MD had 362 Medicare Part D claims for 22 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.