Carmen Massanet, M.D.
NPI 1396860326 · General Practice Physician · San Juan, PR
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carmen Massanet, M.D. is a General Practice Physician provider in San Juan, PR (NPI 1396860326).
Provider details
- NPI number
- 1396860326
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 12377 (PR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Simvastatin | 127 | 47 |
| Pantoprazole Sodium | 73 | 17 |
| Losartan Potassium | 72 | 24 |
| Metformin Hcl | 67 | 22 |
| Atorvastatin Calcium | 62 | 23 |
| Levothyroxine Sodiumbrand: Synthroid | 60 | 20 |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-20
- Last updated
- 2022-05-13
- Certified
- 2022-04-28
Frequently asked questions
- What is Carmen Massanet's NPI number?
- Carmen Massanet's National Provider Identifier (NPI) is 1396860326, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carmen Massanet's specialty?
- Carmen Massanet is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Carmen Massanet located?
- Carmen Massanet's practice location on file with NPPES is 800 Rafael Marin Monte Carlo, San Juan, PR 00924.
- What is Carmen Massanet's phone number?
- The practice phone number listed in the NPPES registry for Carmen Massanet is (787) 776-7630.
- Does Carmen Massanet accept Medicare?
- Carmen Massanet is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carmen Massanet's NPI active?
- Yes — Carmen Massanet's NPI (1396860326) is active in the NPPES registry as of the last update on 2022-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.