Roger Araujo-Castillo, M.D.
NPI 1891951257 · Internal Medicine Physician · Worcester, MA
Roger Araujo-Castillo, M.D. is a Internal Medicine Physician provider in Worcester, MA (NPI 1891951257).
Provider details
- NPI number
- 1891951257
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 237389 (MA)
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
17 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
- 2008-08-05
- Last updated
- 2008-09-18
Frequently asked questions
- What is Roger Araujo-Castillo's NPI number?
- Roger Araujo-Castillo's National Provider Identifier (NPI) is 1891951257, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roger Araujo-Castillo's specialty?
- Roger Araujo-Castillo is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Roger Araujo-Castillo located?
- Roger Araujo-Castillo's practice location on file with NPPES is 281 Lincoln St, Worcester, MA 01605-2138.
- What is Roger Araujo-Castillo's phone number?
- The practice phone number listed in the NPPES registry for Roger Araujo-Castillo is (508) 334-8015.
- Is Roger Araujo-Castillo's NPI active?
- Yes — Roger Araujo-Castillo's NPI (1891951257) is active in the NPPES registry as of the last update on 2008-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.