Oscar Arill, M.D.
NPI 1871540724 · Rheumatology Physician · San Juan, PR
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Oscar Arill, M.D. is a Rheumatology Physician provider in San Juan, PR (NPI 1871540724).
Provider details
- NPI number
- 1871540724
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- 7346 (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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-27
- Last updated
- 2007-07-08
Frequently asked questions
- What is Oscar Arill's NPI number?
- Oscar Arill's National Provider Identifier (NPI) is 1871540724, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Oscar Arill's specialty?
- Oscar Arill is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Oscar Arill located?
- Oscar Arill's practice location on file with NPPES is 10 Calle Casia, San Juan, PR 00921-3200.
- What is Oscar Arill's phone number?
- The practice phone number listed in the NPPES registry for Oscar Arill is (787) 758-7575.
- Does Oscar Arill accept Medicare?
- Oscar Arill is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Oscar Arill's NPI active?
- Yes — Oscar Arill's NPI (1871540724) 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.