Laila S. Arefi, PA
Physician Assistant · Orange, CA
Laila S. Arefi, PA is a physician assistant with a practice address in Orange, California, and NPI 1881714277, issued on Mar 30, 2007. Check the license (California 18476, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Laila S. Arefi
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- 18476 CA
009200 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1310 W. Stewart Dr., Orange, CA 92868
- Phone
- (714) 639-0414
- Enumerated
- Mar 30, 2007
- Record last updated
- Sep 2, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (714) 639-3313
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 1310 W. Stewart Dr.
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kusum Ohri, M.D.Internal Medicine Physician1477692333
- Carole Sofio, MDInternal Medicine Physician1063501468
Verify Laila S. Arefi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 18476Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% more Medicare Part D claims than the average physician assistant in 2024
1,111 Medicare Part D claims for 151 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Atorvastatin Calcium107 claims
- Lisinopril75 claims
- Metformin Hcl71 claims
- Losartan Potassium68 claims
- Hydrochlorothiazide39 claims
- Levothyroxine Sodium37 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.
Laila S. Arefi among 14,451 physician assistant records in California
Laila S. Arefi, 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 2007, is newer than 13% of them.
- NPI issued2007 · 13% of these records are older, 78% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2009 · 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).
181 physician assistant records list a practice address in Orange
They are 181 of the 13,245 NPPES records with a practice address in Orange, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Orange → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Renee Barton, PAOrange, CA 928681205933371
- Michelle Boucher, PAOrange, CA 928681750337895
- Tom Chow, PA-COrange, CA 928681003803115
- Kuljinder Dosanjh, P.A.Orange, CA 928681225018237
- Valerie George, PA-COrange, CA 928681740362920
- Helge Helgesen, PAOrange, CA 928681669541330
- Jennifer Judelson, PA-COrange, CA 928681053477216
- Vasco Kidd, PAOrange, CA 928681396804019
Common questions
What is Laila S. Arefi, PA's NPI number?
Laila S. Arefi, PA's National Provider Identifier (NPI) is 1881714277, issued on Mar 30, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Laila S. Arefi, PA located?
The NPPES record lists a practice address at 1310 W. Stewart Dr., Orange, CA, 92868. Phone: (714) 639-0414. Providers update this record themselves, so call before visiting.
How can I verify Laila S. Arefi, PA's license?
NPPES lists California license number 18476, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Laila S. Arefi, PA prescribe under Medicare Part D?
In 2024, Laila S. Arefi, PA had 1,111 Medicare Part D claims for 151 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.