Liana Shahinyan
Physician Assistant · Laguna Hills, CA
Liana Shahinyan is a physician assistant with a practice address in Laguna Hills, California, and NPI 1043998586, issued on Jul 6, 2023. Check the license (California PA63426, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Liana Shahinyan
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA63426 CA
Self-reported in NPPES; status is on the state search - Practice location
- 25979 Atherton Ave, Laguna Hills, CA 92653
- Phone
- (949) 767-6801
- Enumerated
- Jul 6, 2023
- Record last updated
- Aug 4, 2026
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Verify Liana Shahinyan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA63426Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average physician assistant in 2024
164 Medicare Part D claims for 114 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 25 claims were for opioids.
Most prescribed
- Cephalexin30 claims
- Hydrocodone-Acetaminophen18 claims
- Ibuprofen18 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.
Liana Shahinyan among 14,451 physician assistant records in California
Liana Shahinyan 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 2023, is newer than 80% of them.
- NPI issued2023 · 80% of these records are older, 13% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2026 · 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).
53 physician assistant records list a practice address in Laguna Hills
They are 53 of the 2,069 NPPES records with a practice address in Laguna Hills, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Laguna Hills → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Sarah Baca, PA-CLaguna Hills, CA 926531487895678
- Richard Fan, PALaguna Hills, CA 926531801963673
- Nicole Hahn, PALaguna Hills, CA 926531497953053
- Meredith Harsh, PALaguna Hills, CA 926531003178534
- Albert Huerta, PA-CLaguna Hills, CA 926531487835682
- Tara Krishnasastry, P.A.Laguna Hills, CA 926531639313745
- Victoria Mills, M.M.S., PA-CLaguna Hills, CA 926531932311610
- Brooke Otto, PA-CLaguna Hills, CA 926531881997575
Common questions
What is Liana Shahinyan's NPI number?
Liana Shahinyan's National Provider Identifier (NPI) is 1043998586, issued on Jul 6, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Liana Shahinyan located?
The NPPES record lists a practice address at 25979 Atherton Ave, Laguna Hills, CA, 92653. Phone: (949) 767-6801. Providers update this record themselves, so call before visiting.
How can I verify Liana Shahinyan's license?
NPPES lists California license number PA63426, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Liana Shahinyan prescribe under Medicare Part D?
In 2024, Liana Shahinyan had 164 Medicare Part D claims for 114 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.