Carlos Maisonet, M.D.
NPI 1396863239 · General Practice Physician · Toa Alta, PR
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carlos Maisonet, M.D. is a General Practice Physician provider in Toa Alta, PR (NPI 1396863239).
Provider details
- NPI number
- 1396863239
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 10947 (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 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 32 | — |
| Tamsulosin Hcl | 31 | — |
| Metformin Hcl | 31 | — |
| Losartan Potassium | 31 | — |
| Simvastatin | 26 | — |
| Gabapentin | 25 | — |
| Amlodipine Besylate | 24 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$159 across 7 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.
Mailing address
Registry dates
- Enumerated
- 2007-03-27
- Last updated
- 2007-07-08
Frequently asked questions
- What is Carlos Maisonet's NPI number?
- Carlos Maisonet's National Provider Identifier (NPI) is 1396863239, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carlos Maisonet's specialty?
- Carlos Maisonet is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Carlos Maisonet located?
- Carlos Maisonet's practice location on file with NPPES is 400 Calle Gran Ausubo, Toa Alta, PR 00953-4887.
- What is Carlos Maisonet's phone number?
- The practice phone number listed in the NPPES registry for Carlos Maisonet is (787) 799-9119.
- Does Carlos Maisonet accept Medicare?
- Carlos Maisonet is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carlos Maisonet's NPI active?
- Yes — Carlos Maisonet's NPI (1396863239) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.