Nadja Diaz Baez, MD
NPI 1568554483 · Internal Medicine Physician · Ponce, PR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nadja Diaz Baez, MD is a Internal Medicine Physician provider in Ponce, PR (NPI 1568554483).
Provider details
- NPI number
- 1568554483
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 12997 (PR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
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 · 157 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 379 | 122 |
| Omeprazole | 359 | 64 |
| Gabapentin | 323 | 61 |
| Famotidine | 291 | 56 |
| Losartan Potassium | 224 | 71 |
| Lisinopril | 222 | 59 |
| Rosuvastatin Calcium | 205 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$407 across 15 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
- 2006-09-28
- Last updated
- 2015-11-13
Frequently asked questions
- What is Nadja Diaz Baez's NPI number?
- Nadja Diaz Baez's National Provider Identifier (NPI) is 1568554483, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nadja Diaz Baez's specialty?
- Nadja Diaz Baez is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nadja Diaz Baez located?
- Nadja Diaz Baez's practice location on file with NPPES is 7813 Calle Nazaret, Ponce, PR 00717-1006.
- What is Nadja Diaz Baez's phone number?
- The practice phone number listed in the NPPES registry for Nadja Diaz Baez is (787) 840-1053.
- Does Nadja Diaz Baez accept Medicare?
- Nadja Diaz Baez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nadja Diaz Baez's NPI active?
- Yes — Nadja Diaz Baez's NPI (1568554483) is active in the NPPES registry as of the last update on 2015-11-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.