NPPES file of Aug 9, 2026

Karen Rachel Mathew, OD

Optometrist · New York, NY

Karen Rachel Mathew, OD is an optometrist with a practice address in New York, New York, and NPI 1518640960, issued on Aug 11, 2023. Check the license (New York 009814, as entered in NPPES) with the New York 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
1518640960
Name
Karen Rachel Mathew
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
009814 NY
Self-reported in NPPES; status is on the state search
Practice location
33 W 42ND St, New York, NY 10036
Phone
(212) 938-4000
Enumerated
Aug 11, 2023
Record last updated
Sep 25, 2023
Medicare enrollment
Enrolled (PECOS I20260213001671); may accept Medicare assignment
Medical or professional school
State University Of New York - State College Optometry, 2023
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.
Download card Updates feed

Also registered at 33 W 42ND St

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

  1. Mariam Abdel-Kader, ODStudent in an Organized Health Care Education/Training Program1669304911
  2. Nouralison Abdella, ODOptometrist1487403614
  3. Diane Adamczyk, ODOptometrist1710987326
  4. Shelly Agarwal, O.D.Optometrist1699833095
  5. Stephanie Aguilar, ODOptometrist1578949442
  6. Sarah Ahdut, ODOptometrist1922998525

Verify Karen Rachel Mathew in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license 009814
    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 New York 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

2.2 times the Medicare Part D claims of the average optometrist in 2024

597 Medicare Part D claims for 228 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 42% of claims.

  1. Karen Mathew597
  2. Specialty average277

Most prescribed

  1. Latanoprost110 claims
  2. Dorzolamide-Timolol68 claims
  3. Timolol Maleate46 claims
  4. Lumigan45 claims
  5. Neomycin-Polymyxin-Dexameth35 claims
  6. Azelastine Hcl30 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: $246.41

5 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. Karen Mathew$246.41
  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.

Optometrist providers in New York

There are 3,535 optometrist records in New York.

Other optometrist records in New York

  1. Annmary Abadir, O.D.Harrison, NY1497797914
  2. Edita Abazaga, ODSyracuse, NY1477126985
  3. Mirjeta Abazaga, O.D.Syracuse, NY1518344365
  4. Syeda Abbas, ODWhite Plains, NY1043724263
  5. Thomas Abbott, O.D.Horseheads, NY1619176492
  6. Elias Abboud, O.D.Syracuse, NY1043291222
  7. Nouralison Abdella, ODNew York, NY1487403614
  8. Susan Abdenour Young, O.D.Brooklyn, NY1225260706
  9. Hilla Abel, ODNew York, NY1972696615
  10. Elana Abilevitz, ODNew York, NY1790947372

Common questions

What is Karen Rachel Mathew, OD's NPI number?

Karen Rachel Mathew, OD's National Provider Identifier (NPI) is 1518640960, issued on Aug 11, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Karen Rachel Mathew, OD located?

The NPPES record lists a practice address at 33 W 42ND St, New York, NY, 10036. Phone: (212) 938-4000. Providers update this record themselves, so call before visiting.

How can I verify Karen Rachel Mathew, OD's license?

NPPES lists New York license number 009814, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Karen Rachel Mathew, OD prescribe under Medicare Part D?

In 2024, Karen Rachel Mathew, OD had 597 Medicare Part D claims for 228 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.