Ruben Fabrega, MD
NPI 1083644041 · Hematology & Oncology Physician · Baton Rouge, LA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ruben Fabrega, MD is a Hematology & Oncology Physician provider in Baton Rouge, LA (NPI 1083644041).
Provider details
- NPI number
- 1083644041
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD.09674R (LA)
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-04
- Last updated
- 2007-12-06
Frequently asked questions
- What is Ruben Fabrega's NPI number?
- Ruben Fabrega's National Provider Identifier (NPI) is 1083644041, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruben Fabrega's specialty?
- Ruben Fabrega is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Ruben Fabrega located?
- Ruben Fabrega's practice location on file with NPPES is 9001 Summa Ave, Baton Rouge, LA 70809-3726.
- What is Ruben Fabrega's phone number?
- The practice phone number listed in the NPPES registry for Ruben Fabrega is (225) 761-5200.
- Does Ruben Fabrega accept Medicare?
- Ruben Fabrega is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ruben Fabrega's NPI active?
- Yes — Ruben Fabrega's NPI (1083644041) is active in the NPPES registry as of the last update on 2007-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.