NPPES file of Aug 9, 2026

Allison Maryoung, OD

Optometrist · Whittier, CA

Allison Maryoung, OD is an optometrist with a practice address in Whittier, California, and NPI 1083309124, issued on Apr 5, 2023. Check the license (California 35512, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1083309124
Name
Allison Maryoung
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
35512 CA
Self-reported in NPPES; status is on the state search
Practice location
15925 Whittier Blvd, Whittier, CA 90603
Phone
(562) 947-8681
Enumerated
Apr 5, 2023
Record last updated
Nov 3, 2025
Medicare enrollment
Enrolled (PECOS I20240529003032); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 15925 Whittier Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Douglas Flor, ODOptometrist1932297496
  2. David Marshburn, D.O.Ophthalmology Physician1992760649
  3. Marc Mintz, DOSpecialist1164479127
  4. David West, O.D.Optometrist1073619896
  5. Cresencio ZermenoPhysician Assistant1760917959

Verify Allison Maryoung in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 35512
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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45% fewer Medicare Part D claims than the average optometrist in 2024

152 Medicare Part D claims for 69 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.

  1. Allison Maryoung152
  2. Specialty average277

Most prescribed

  1. Latanoprost31 claims
  2. Ketorolac Tromethamine25 claims
  3. Prednisolone Acetate23 claims
  4. Ofloxacin16 claims
  5. Timolol Maleate15 claims
  6. Azelastine Hcl11 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: $219.79

3 payments; by number, the most common kind was food and beverage; the largest payer was Johnson & Johnson Vision Care, Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Allison Maryoung$219.79
  2. Specialty average$769.99

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Marshburn Eye Center IncorporatedWhittier, CA
  2. Retina Institute OF California Medical Group, A California Medical ParLong Beach, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Allison Maryoung among 8,308 optometrist records in California

Allison Maryoung, OD is one of 8,308 optometrist records with a practice address in California. 67% 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 92% of them.

  • NPI issued2023 · 92% of these records are older, 6% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated2023 · median 2008 among the 3,573 with a school on file
  • Record last updated2025 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

33 optometrist records list a practice address in Whittier

They are 33 of the 2,836 NPPES records with a practice address in Whittier, and 8,308 optometrist records in California.

The 8 optometrist records with the nearest ZIP codes

  1. Douglas Flor, ODWhittier, CA 906031932297496
  2. Angela Fu, O.D.Whittier, CA 906031336349869
  3. Suaree Lauren, O.D.Whittier, CA 906031770633380
  4. Derek Rice, O.D.Whittier, CA 906031952486417
  5. Phuc TranWhittier, CA 906031184748147
  6. Jacqueline Walsh, O.D.Whittier, CA 906031962548495
  7. David West, O.D.Whittier, CA 906031073619896
  8. Lillian ChoiWhittier, CA 906021639849102

Common questions

What is Allison Maryoung, OD's NPI number?

Allison Maryoung, OD's National Provider Identifier (NPI) is 1083309124, issued on Apr 5, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Allison Maryoung, OD located?

The NPPES record lists a practice address at 15925 Whittier Blvd, Whittier, CA, 90603. Phone: (562) 947-8681. Providers update this record themselves, so call before visiting.

How can I verify Allison Maryoung, OD's license?

NPPES lists California license number 35512, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Allison Maryoung, OD prescribe under Medicare Part D?

In 2024, Allison Maryoung, OD had 152 Medicare Part D claims for 69 beneficiaries; the average among optometrist prescribers was 277. 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.