Ian W. Marks, PAC
Physician Assistant · Glendale, CA
Ian W. Marks, PAC is a physician assistant with a practice address in Glendale, California, and NPI 1760506869, issued on Mar 16, 2007. Check the license (California PA51543, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Ian W. Marks
- Credential
- PAC
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- PA51543 CA
0110001200 VA
Self-reported in NPPES; status is on the state search - Practice location
- 544 N Glendale Ave, Glendale, CA 91206
- Phone
- (818) 241-4331
- Enumerated
- Mar 16, 2007
- Record last updated
- Jul 22, 2014 (not updated in 12 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 544 N Glendale Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Edgar Agvanyan, M.D.Family Medicine Physician1225288582
- John Cooper, MDInternal Medicine Physician1275597163
- Schake Matjan, PACMedical Physician Assistant1225211329
- Kelly McCurdy, P.A.Physician Assistant1831286954
- Gleb Nilov, PA-CPhysician Assistant1093425092
- Vimmi Verma, DPTPhysical Therapist1073763157
Verify Ian W. Marks in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA51543Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Ian W. Marks among 14,451 physician assistant records in California
Ian W. Marks, PAC 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 not. Its NPI, issued in 2007, is newer than 13% of them.
- NPI issued2007 · 13% of these records are older, 78% newer
- In a Medicare fileNo · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2014 · 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).
69 physician assistant records list a practice address in Glendale
They are 69 of the 4,742 NPPES records with a practice address in Glendale, and 14,451 physician assistant records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 14,451 in California → Every provider in Glendale → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Narek Bimanand, PAGlendale, CA 912061699137067
- Helen Dove, PA-CGlendale, CA 912061043851371
- Kelly McCurdy, P.A.Glendale, CA 912061831286954
- John Nelson, P.A.Glendale, CA 912061437186574
- Gleb Nilov, PA-CGlendale, CA 912061093425092
- Priya Patel, PA-CGlendale, CA 912061730467143
- Thang Pham, PAGlendale, CA 912061295207447
- Kelly Pickering, PA-CGlendale, CA 912061497219380
Common questions
What is Ian W. Marks, PAC's NPI number?
Ian W. Marks, PAC's National Provider Identifier (NPI) is 1760506869, issued on Mar 16, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ian W. Marks, PAC located?
The NPPES record lists a practice address at 544 N Glendale Ave, Glendale, CA, 91206. Phone: (818) 241-4331. Providers update this record themselves, so call before visiting.
How can I verify Ian W. Marks, PAC's license?
NPPES lists California license number PA51543, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.