Guillermina Rojas, FNP
NPI 1861614448 · Family Nurse Practitioner · New York, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Guillermina Rojas, FNP is a Family Nurse Practitioner provider in New York, NY (NPI 1861614448).
Provider details
- NPI number
- 1861614448
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 351867 (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 tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- 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 · 92 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 548 | 366 |
| Amlodipine Besylate | 306 | 208 |
| Metformin Hcl | 280 | 175 |
| Gabapentin | 268 | 175 |
| Omeprazole | 261 | 172 |
| Losartan Potassium | 174 | 113 |
| Albuterol Sulfate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$24 across 1 record (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)
- 140 Wadsworth AveNew York, NY 10033-4816Phone: (212) 942-0808Fax: (212) 942-1553
Registry dates
- Enumerated
- 2007-05-03
- Last updated
- 2023-07-19
- Certified
- 2023-07-19
Frequently asked questions
- What is Guillermina Rojas's NPI number?
- Guillermina Rojas's National Provider Identifier (NPI) is 1861614448, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Guillermina Rojas's specialty?
- Guillermina Rojas is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Guillermina Rojas located?
- Guillermina Rojas's practice location on file with NPPES is 37 Nagle Ave, New York, NY 10040-1422.
- What is Guillermina Rojas's phone number?
- The practice phone number listed in the NPPES registry for Guillermina Rojas is (212) 942-0808.
- Does Guillermina Rojas accept Medicare?
- Guillermina Rojas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Guillermina Rojas's NPI active?
- Yes — Guillermina Rojas's NPI (1861614448) is active in the NPPES registry as of the last update on 2023-07-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.