Amy Lynn Choy
Physician Assistant · Hercules, CA
Amy Lynn Choy is a physician assistant with a practice address in Hercules, California, and NPI 1063822187, issued on Apr 28, 2014. Check the license (California PA52955, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Amy Lynn Choy
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA52955 CA
Self-reported in NPPES; status is on the state search - Practice location
- 600 Alfred Nobel Dr Ste A, Hercules, CA 94547
- Phone
- (510) 984-1111
- Enumerated
- Apr 28, 2014
- Record last updated
- Sep 21, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (707) 255-3527
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 600 Alfred Nobel Dr Ste A
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ogochukwu Nwosu, DNP, FNP-BC,PMHNP-BCFamily Nurse Practitioner1265994818
- Daniel Tsegay, DNP, FNP-BCFamily Nurse Practitioner1306344825
Verify Amy Lynn Choy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA52955Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average physician assistant in 2024
56 Medicare Part D claims, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Gabapentin13 claims
- Furosemide11 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.
Amy Lynn Choy among 14,451 physician assistant records in California
Amy Lynn Choy is one of 14,451 physician assistant records with a practice address in California. 75% 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 38% of them.
- NPI issued2014 · 38% of these records are older, 59% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2021 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 physician assistant records list a practice address in Hercules
They are 5 of the 277 NPPES records with a practice address in Hercules, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Hercules → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Sheena Mae Aguilar, PA-CHercules, CA 945471659141430
- Wendy Mazursky, PA-C, MSHercules, CA 945471255425583
- Oksana Peters, PAHercules, CA 945471124143227
- Bogdan RisticHercules, CA 945471609463538
- Albert Ahoy, PA-CCastro Valley, CA 945461356878136
- Ahlam Algazzali, PHYSICIAN ASSISTANTCastro Valley, CA 945461083210017
- Corina Clark, P.A.Castro Valley, CA 945461720480049
- Cherie Clark, PA-CCastro Valley, CA 945461780992560
Common questions
What is Amy Lynn Choy's NPI number?
Amy Lynn Choy's National Provider Identifier (NPI) is 1063822187, issued on Apr 28, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Amy Lynn Choy located?
The NPPES record lists a practice address at 600 Alfred Nobel Dr Ste A, Hercules, CA, 94547. Phone: (510) 984-1111. Providers update this record themselves, so call before visiting.
How can I verify Amy Lynn Choy's license?
NPPES lists California license number PA52955, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Amy Lynn Choy prescribe under Medicare Part D?
In 2024, Amy Lynn Choy had 56 Medicare Part D claims; the average among physician assistant prescribers was 830. 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.