NPPES file of Aug 9, 2026

James Hamilton, PA-C

Surgical Physician Assistant · San Diego, CA

James Hamilton, PA-C is a surgical physician assistant with a practice address in San Diego, California, and NPI 1003221078, issued on Jun 27, 2014. Check the license (California 51679, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1003221078
Name
James Hamilton
Credential
PA-C
Primary taxonomy
Surgical Physician Assistant 363AS0400X
License number
51679 CA
Self-reported in NPPES; status is on the state search
Practice location
200 W Arbor Dr, San Diego, CA 92103
Phone
(858) 657-8200
Enumerated
Jun 27, 2014
Record last updated
Sep 26, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(858) 657-8235
Medicare enrollment
Enrolled (PECOS I20140825002417); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 200 W Arbor Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Alison A'Court, MDAnesthesiology Physician1912218199
  2. Benjamin Abbadessa, M.D.Colon & Rectal Surgery Physician1255593612
  3. Geraldine Abcede, RNCertified Registered Nurse Anesthetist1982384046
  4. Joseph Abdelmalek, M.DNephrology Physician1740485531
  5. Kristy AbelCertified Registered Nurse Anesthetist1962113035
  6. Paula Abeleda, NPFamily Nurse Practitioner1558945022

Verify James Hamilton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 51679
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

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4.2 times the Medicare Part D claims of the average surgical physician assistant in 2024

1,291 Medicare Part D claims for 401 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims. 375 claims were for opioids.

  1. James Hamilton1,291
  2. Specialty average304

Most prescribed

  1. Mupirocin273 claims
  2. Oxycodone Hcl202 claims
  3. Tramadol Hcl152 claims
  4. Celecoxib141 claims
  5. Ondansetron Odt131 claims
  6. Dexamethasone114 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.

Industry payments in 2024: $187.54

2 payments; by number, the most common kind was food and beverage; the largest payer was Zimmer Biomet Holdings, 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.

  1. James Hamilton$187.54
  2. Specialty average$703.95

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

  1. Regents OF The University OF CaliforniaSan Diego, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

James Hamilton among 1,075 surgical physician assistant records in California

James Hamilton, PA-C 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 2014, is newer than 63% of them.

  • NPI issued2014 · 63% of these records are older, 34% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2014 · median 2012 among the 649 with a school on file
  • Record last updated2017 · 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.

The 8 surgical physician assistant records with the nearest ZIP codes

  1. Sara Fagan, PA-CSan Diego, CA 921031679721245
  2. Ellen Fink, MS, PACSan Diego, CA 921031689962946
  3. Emily KimballSan Diego, CA 921031649979659
  4. Kalyn King, PASan Diego, CA 921031033870290
  5. Kimberlee Knox, PA-CSan Diego, CA 921031619974623
  6. Colleen Ly, PA-CSan Diego, CA 921031184404261
  7. Robert Mallory, MSPH, MPAS, PA-CSan Diego, CA 921031588612667
  8. Michelle Meredith, P.A.-CSan Diego, CA 921031639589252

Common questions

What is James Hamilton, PA-C's NPI number?

James Hamilton, PA-C's National Provider Identifier (NPI) is 1003221078, issued on Jun 27, 2014. An NPI identifies a provider in billing; it is not a license.

Where is James Hamilton, PA-C located?

The NPPES record lists a practice address at 200 W Arbor Dr, San Diego, CA, 92103. Phone: (858) 657-8200. Providers update this record themselves, so call before visiting.

How can I verify James Hamilton, PA-C's license?

NPPES lists California license number 51679, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does James Hamilton, PA-C prescribe under Medicare Part D?

In 2024, James Hamilton, PA-C had 1,291 Medicare Part D claims for 401 beneficiaries; the average among surgical physician assistant prescribers was 304. 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.