Ruben Castillo, MD
NPI 1548367782 · Obstetrics & Gynecology Physician · Aguada, PR
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ruben Castillo, MD is a Obstetrics & Gynecology Physician provider in Aguada, PR (NPI 1548367782).
Provider details
- NPI number
- 1548367782
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 7510 (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
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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Progesterone, Micronizedbrand: Progesterone | 79 | — |
| Clotrimazole/Betamethasone Dipbrand: Clotrimazole-Betamethasone | 32 | 31 |
| Fluconazole | 31 | 30 |
| Terconazole | 24 | 24 |
| Clindamycin Phosphate | 21 | 21 |
| Tolterodine Tartratebrand: Tolterodine Tartrate Er | 19 | — |
| Estradiol | 17 | 16 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-20
- Last updated
- 2013-01-23
Frequently asked questions
- What is Ruben Castillo's NPI number?
- Ruben Castillo's National Provider Identifier (NPI) is 1548367782, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruben Castillo's specialty?
- Ruben Castillo is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Ruben Castillo located?
- Ruben Castillo's practice location on file with NPPES is Road 115 Km 245, Aguada, PR 00602-9730.
- What is Ruben Castillo's phone number?
- The practice phone number listed in the NPPES registry for Ruben Castillo is (787) 868-2040.
- Does Ruben Castillo accept Medicare?
- Ruben Castillo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ruben Castillo's NPI active?
- Yes — Ruben Castillo's NPI (1548367782) is active in the NPPES registry as of the last update on 2013-01-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.