Alyson Nguyen, PA
Physician Assistant · Huntington Beach, CA
Alyson Nguyen, PA is a physician assistant with a practice address in Huntington Beach, California, and NPI 1801508106, issued on Dec 19, 2022. Check the license (California PA62254, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Alyson Nguyen
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA62254 CA
Self-reported in NPPES; status is on the state search - Practice location
- 19671 Beach Blvd Ste 215, Huntington Beach, CA 92648
- Phone
- (714) 545-5550
- Enumerated
- Dec 19, 2022
- Record last updated
- Apr 3, 2025
- Medicare enrollment
- Enrolled (PECOS I20240507002537); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 19671 Beach Blvd Ste 215
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alyson Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA62254Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
32% fewer Medicare Part D claims than the average physician assistant in 2024
565 Medicare Part D claims for 120 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Quetiapine Fumarate37 claims
- Bupropion Xl35 claims
- Clonazepam28 claims
- Duloxetine Hcl27 claims
- Aripiprazole26 claims
- Trazodone Hcl20 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: $4,022.02
190 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 64,719 providers of this specialty with any payment received $841.65 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
- Pacific Neuropsychiatric Specialists IncHuntington Beach, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alyson Nguyen among 14,451 physician assistant records in California
Alyson Nguyen, PA 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 2022, is newer than 73% of them.
- NPI issued2022 · 73% of these records are older, 20% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2022 · median 2018 among the 7,214 with a school on file
- Record last updated2025 · 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).
65 physician assistant records list a practice address in Huntington Beach
They are 65 of the 4,031 NPPES records with a practice address in Huntington Beach, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Huntington Beach → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Crystal Breiden, P.A.Huntington Beach, CA 926481427372606
- Noelle Capulong, PAHuntington Beach, CA 926481275195760
- Hesper Chan, PA-CHuntington Beach, CA 926481912315680
- Douglas Chee, PA-CHuntington Beach, CA 926481336690338
- Ling Lo, PA-CHuntington Beach, CA 926481093734568
- Carolyn Lyn, PA-CHuntington Beach, CA 926481093872988
- Shereen Memarian, PA-CHuntington Beach, CA 926481497316178
- Michele Missakian, PA-CHuntington Beach, CA 926481215254461
Common questions
What is Alyson Nguyen, PA's NPI number?
Alyson Nguyen, PA's National Provider Identifier (NPI) is 1801508106, issued on Dec 19, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Alyson Nguyen, PA located?
The NPPES record lists a practice address at 19671 Beach Blvd Ste 215, Huntington Beach, CA, 92648. Phone: (714) 545-5550. Providers update this record themselves, so call before visiting.
How can I verify Alyson Nguyen, PA's license?
NPPES lists California license number PA62254, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Alyson Nguyen, PA prescribe under Medicare Part D?
In 2024, Alyson Nguyen, PA had 565 Medicare Part D claims for 120 beneficiaries; 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.