Gregory David James, PA
Surgical Physician Assistant · San Francisco, CA
Gregory David James, PA is a surgical physician assistant with a practice address in San Francisco, California, and NPI 1912216797, issued on Sep 28, 2010. Check the license (California PA19622, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gregory David James
- Credential
- PA
- Primary taxonomy
- Surgical Physician Assistant 363AS0400X
- License number
- PA19622 CA
Self-reported in NPPES; status is on the state search - Practice location
- 400 Parnassus Ave, San Francisco, CA 94143
- Phone
- (415) 353-2774
- Enumerated
- Sep 28, 2010
- Record last updated
- Sep 28, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (415) 353-4047
- Medicare enrollment
- Enrolled (PECOS I20101201000982); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest surgical physician assistant records → All 1,075 in California → Look up another NPI →
Also registered at 400 Parnassus Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Daniel Adelman, M.D.Internal Medicine Physician1922041821
- Joshua Adler, MDInternal Medicine Physician1194781351
- Justin Ahn, M.D.Urology Physician1063755148
- Weiyun Ai, MDMedical Oncology Physician1649346842
Verify Gregory David James in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA19622Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6% more Medicare Part D claims than the average surgical physician assistant in 2024
323 Medicare Part D claims for 86 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D. 74 claims were for opioids.
Most prescribed
- Furosemide49 claims
- Potassium Chloride46 claims
- Oxycodone Hcl44 claims
- Metoprolol Tartrate32 claims
- Amiodarone Hcl31 claims
- Colchicine16 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 78.7 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $410.96
12 payments; by number, the most common kind was food and beverage; the largest payer was Atricure, Inc. The 7,578 providers of this specialty with any payment received $703.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Adventist Health Physicians NetworkSaint Helena, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory David James among 1,075 surgical physician assistant records in California
Gregory David James, PA is one of 1,075 surgical physician assistant records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 49% of them.
- NPI issued2010 · 49% of these records are older, 47% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2007 · median 2012 among the 649 with a school on file
- Record last updated2010 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AS0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgical Physician Assistant providers in California
There are 1,075 surgical physician assistant records in California.
All 1,075 in California → Every provider in San Francisco → Surgical Physician Assistant nationwide →
The 8 surgical physician assistant records with the nearest ZIP codes
- Shannon Farrell, PASan Francisco, CA 941431417350976
- Patricia Freeman, PASan Francisco, CA 941431396751764
- Justin Gagnon, PASan Francisco, CA 941431306402532
- Julie Gennarino, PASan Francisco, CA 941431346288495
- Jin Kim, JIN KIM PA-CSan Francisco, CA 941431952447625
- Fedna Morency, P.A.-C, ATCSan Francisco, CA 941431013108562
- Cassandra NovakSan Francisco, CA 941431881355618
- Ivan Palacios, PA- CSan Francisco, CA 941431790310449
Common questions
What is Gregory David James, PA's NPI number?
Gregory David James, PA's National Provider Identifier (NPI) is 1912216797, issued on Sep 28, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Gregory David James, PA located?
The NPPES record lists a practice address at 400 Parnassus Ave, San Francisco, CA, 94143. Phone: (415) 353-2774. Providers update this record themselves, so call before visiting.
How can I verify Gregory David James, PA's license?
NPPES lists California license number PA19622, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Gregory David James, PA prescribe under Medicare Part D?
In 2024, Gregory David James, PA had 323 Medicare Part D claims for 86 beneficiaries; the average among surgical physician assistant prescribers was 304. Part D covers Medicare prescriptions only.
What is Gregory David James, PA's MIPS final score?
The 2023 MIPS final score is 78.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.