Merlyn Mathew, D.O.
NPI 1033564596 · Endocrinology, Diabetes & Metabolism Physician · Lawrence, NY
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Merlyn Mathew, D.O. is a Endocrinology, Diabetes & Metabolism Physician provider in Lawrence, NY (NPI 1033564596).
Provider details
- NPI number
- 1033564596
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- 309674-01 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,786 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 432 | $148 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 349 | $9 |
| Hemoglobin A1c Level83036 | 325 | $10 |
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 | 199 | $3 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 123 | $39 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 110 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 50 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 537 | 115 |
| Tirzepatidebrand: Mounjaro | 390 | 86 |
| Levothyroxine Sodium | 307 | 91 |
| Metformin Hcl | 283 | 98 |
| Empagliflozinbrand: Jardiance | 274 | 80 |
| Metformin Hclbrand: Metformin Hcl Er | 272 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$139 across 2 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
Additional practice locations (1)
- 2601 Ocean PkwyBrooklyn, NY 11235-7745Phone: (718) 616-3000
Registry dates
- Enumerated
- 2016-05-03
- Last updated
- 2022-11-04
- Certified
- 2022-11-04
Frequently asked questions
- What is Merlyn Mathew's NPI number?
- Merlyn Mathew's National Provider Identifier (NPI) is 1033564596, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Merlyn Mathew's specialty?
- Merlyn Mathew is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Merlyn Mathew located?
- Merlyn Mathew's practice location on file with NPPES is 290 Central Ave Ste 202, Lawrence, NY 11559-8507.
- What is Merlyn Mathew's phone number?
- The practice phone number listed in the NPPES registry for Merlyn Mathew is (516) 371-0517.
- Does Merlyn Mathew accept Medicare?
- Merlyn Mathew is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Merlyn Mathew's NPI active?
- Yes — Merlyn Mathew's NPI (1033564596) is active in the NPPES registry as of the last update on 2022-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.