James Andrew Watson, M.D.
Specialist · Palo Alto, CA
James Andrew Watson, M.D. is a specialist with a practice address in Palo Alto, California, and NPI 1780705665, issued on Apr 2, 2007. Check the license (California A98977, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- James Andrew Watson
- Credential
- M.D.
- Primary taxonomy
- Specialist 174400000X
- License number
- A98977 CA
Self-reported in NPPES; status is on the state search - Practice location
- 900 Welch RD, Palo Alto, CA 94304
- Phone
- (650) 327-8778
- Enumerated
- Apr 2, 2007
- Record last updated
- Mar 16, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (650) 327-2794
- Medicare enrollment
- Enrolled (PECOS I20080109000482); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest specialist records → All 5,749 in California → Look up another NPI →
Also registered at 900 Welch RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify James Andrew Watson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license A98977Check 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 specialist in 2024
134 Medicare Part D claims for 46 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Estradiol21 claims
- Alendronate Sodium20 claims
- Sertraline Hcl12 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: $106.09
5 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 5,844 providers of this specialty with any payment received $4,760.79 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.
James Andrew Watson among 5,749 specialist records in California
James Andrew Watson, M.D. is one of 5,749 specialist records with a practice address in California. 30% 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 40% of them.
- NPI issued2007 · 40% of these records are older, 44% newer
- In a Medicare fileYes · 30% of these records are
- In the CMS Doctors and Clinicians fileYes · 19% of these records are
- Graduated2003 · median 1989 among the 1,075 with a school on file
- Record last updated2018 · 77% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Specialist providers in California
There are 5,749 specialist records in California.
All 5,749 in California → Every provider in Palo Alto → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Nancy Bishop-Abney, RNPalo Alto, CA 943041285764944
- Fuad Freiha, MDPalo Alto, CA 943041558387795
- Jennifer Hoblyn, MD MPHPalo Alto, CA 943041629022025
- Jeffrey Jaramillo, MSPTPalo Alto, CA 943041568593291
- Tonya Kaltenbach, MDPalo Alto, CA 943041578618419
- Jennifer Kao, M.D.Palo Alto, CA 943041689714248
- Beatrice Kiratli, PHDPalo Alto, CA 943041780778381
- Thomas Krummel, M.D.Palo Alto, CA 943041922140235
Common questions
What is James Andrew Watson, M.D.'s NPI number?
James Andrew Watson, M.D.'s National Provider Identifier (NPI) is 1780705665, issued on Apr 2, 2007. An NPI identifies a provider in billing; it is not a license.
Where is James Andrew Watson, M.D. located?
The NPPES record lists a practice address at 900 Welch RD, Palo Alto, CA, 94304. Phone: (650) 327-8778. Providers update this record themselves, so call before visiting.
How can I verify James Andrew Watson, M.D.'s license?
NPPES lists California license number A98977, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does James Andrew Watson, M.D. prescribe under Medicare Part D?
In 2024, James Andrew Watson, M.D. had 134 Medicare Part D claims for 46 beneficiaries; the average among specialist prescribers was 1,380. 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.