Seth Mejias, FNP
NPI 1598445991 · Family Nurse Practitioner · Brooklyn, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Seth Mejias, FNP is a Family Nurse Practitioner provider in Brooklyn, NY (NPI 1598445991).
Provider details
- NPI number
- 1598445991
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Male
- Sole proprietor
- Yes
- License
- F352526-01 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metformin Hcl | 46 | 12 |
| Omeprazole | 42 | 12 |
| Amlodipine Besylate | 36 | — |
| Tamsulosin Hcl | 33 | — |
| Ergocalciferol (vitamin D2)brand: Vitamin D2 | 28 | — |
| Gabapentin | 26 | — |
| Losartan/Hydrochlorothiazidebrand: Losartan-Hydrochlorothiazide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-07-20
- Last updated
- 2023-09-27
- Certified
- 2023-09-27
Frequently asked questions
- What is Seth Mejias's NPI number?
- Seth Mejias's National Provider Identifier (NPI) is 1598445991, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Seth Mejias's specialty?
- Seth Mejias is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Seth Mejias located?
- Seth Mejias's practice location on file with NPPES is 4601 4th Ave, Brooklyn, NY 11220-1117.
- What is Seth Mejias's phone number?
- The practice phone number listed in the NPPES registry for Seth Mejias is (718) 680-8881.
- Does Seth Mejias accept Medicare?
- Seth Mejias is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Seth Mejias's NPI active?
- Yes — Seth Mejias's NPI (1598445991) is active in the NPPES registry as of the last update on 2023-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.