Karen Mathew, OD
NPI 1518640960 · Optometrist · New York, NY
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Mathew, OD is a Optometrist provider in New York, NY (NPI 1518640960).
Provider details
- NPI number
- 1518640960
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Female
- Sole proprietor
- No
- License
- 009814 (NY)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
2 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 110 | 54 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 68 | 26 |
| Timolol Maleate | 46 | 20 |
| Bimatoprostbrand: Lumigan | 45 | 18 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 35 | 34 |
| Azelastine Hcl | 30 | 20 |
| Prednisolone Acetate | 25 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$246 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-08-11
- Last updated
- 2023-09-25
- Certified
- 2023-09-25
Frequently asked questions
- What is Karen Mathew's NPI number?
- Karen Mathew's National Provider Identifier (NPI) is 1518640960, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Mathew's specialty?
- Karen Mathew is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Karen Mathew located?
- Karen Mathew's practice location on file with NPPES is 33 W 42nd St, New York, NY 10036-8005.
- What is Karen Mathew's phone number?
- The practice phone number listed in the NPPES registry for Karen Mathew is (212) 938-4000.
- Does Karen Mathew accept Medicare?
- Karen Mathew is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Mathew's NPI active?
- Yes — Karen Mathew's NPI (1518640960) is active in the NPPES registry as of the last update on 2023-09-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.