Johnny Ongay Rullan, MD
NPI 1710944665 · General Practice Physician · Dorado, PR
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Johnny Ongay Rullan, MD is a General Practice Physician provider in Dorado, PR (NPI 1710944665).
Provider details
- NPI number
- 1710944665
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 11690 (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
20 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 · 49 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metformin Hcl | 123 | 33 |
| Atorvastatin Calcium | 120 | 40 |
| Gabapentin | 119 | 37 |
| Simvastatin | 116 | 38 |
| Losartan Potassium | 104 | 35 |
| Alendronate Sodium | 101 | 20 |
| Omeprazole | 101 | 21 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-26
- Last updated
- 2007-10-01
Frequently asked questions
- What is Johnny Ongay Rullan's NPI number?
- Johnny Ongay Rullan's National Provider Identifier (NPI) is 1710944665, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Johnny Ongay Rullan's specialty?
- Johnny Ongay Rullan is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Johnny Ongay Rullan located?
- Johnny Ongay Rullan's practice location on file with NPPES is 349 Calle Mendez Vigo, Dorado, PR 00646-4917.
- What is Johnny Ongay Rullan's phone number?
- The practice phone number listed in the NPPES registry for Johnny Ongay Rullan is (787) 278-1062.
- Does Johnny Ongay Rullan accept Medicare?
- Johnny Ongay Rullan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Johnny Ongay Rullan's NPI active?
- Yes — Johnny Ongay Rullan's NPI (1710944665) is active in the NPPES registry as of the last update on 2007-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.