Germariliz Diaz Martinez, M.D.
NPI 1306251491 · General Practice Physician · Yabucoa, PR
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Germariliz Diaz Martinez, M.D. is a General Practice Physician provider in Yabucoa, PR (NPI 1306251491).
Provider details
- NPI number
- 1306251491
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 18794 (PR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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 · 122 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 450 | 83 |
| Levothyroxine Sodiumbrand: Synthroid | 303 | 48 |
| Atorvastatin Calcium | 286 | 95 |
| Omeprazole | 212 | 39 |
| Levothyroxine Sodium | 203 | 28 |
| Losartan Potassium | 203 | 59 |
| Famotidine |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-06-26
- Last updated
- 2014-06-26
Frequently asked questions
- What is Germariliz Diaz Martinez's NPI number?
- Germariliz Diaz Martinez's National Provider Identifier (NPI) is 1306251491, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Germariliz Diaz Martinez's specialty?
- Germariliz Diaz Martinez is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Germariliz Diaz Martinez located?
- Germariliz Diaz Martinez's practice location on file with NPPES is Urb. Mendez #2, Yabucoa, PR 00767.
- What is Germariliz Diaz Martinez's phone number?
- The practice phone number listed in the NPPES registry for Germariliz Diaz Martinez is (787) 266-3128.
- Does Germariliz Diaz Martinez accept Medicare?
- Germariliz Diaz Martinez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Germariliz Diaz Martinez's NPI active?
- Yes — Germariliz Diaz Martinez's NPI (1306251491) is active in the NPPES registry as of the last update on 2014-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.