Ruben Ngnitewe Massa a, MD
NPI 1003430950 · Diagnostic Radiology Physician · Sun Prairie, WI
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ruben Ngnitewe Massa a, MD is a Diagnostic Radiology Physician provider in Sun Prairie, WI (NPI 1003430950).
Provider details
- NPI number
- 1003430950
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2020014721 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
4 documented practice locations
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
Additional practice locations (3)
- 1100 Reid PkwyRichmond, IN 47374-1157Phone: (765) 983-3000
- 489 State StBangor, ME 04401-6616Phone: (207) 973-7000
- 22 Bramhall StPortland, ME 04102-3134Phone: (207) 662-4735Fax: (207) 482-7898
Registry dates
- Enumerated
- 2020-06-05
- Last updated
- 2026-05-20
- Certified
- 2026-05-20
Frequently asked questions
- What is Ruben Ngnitewe Massa a's NPI number?
- Ruben Ngnitewe Massa a's National Provider Identifier (NPI) is 1003430950, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruben Ngnitewe Massa a's specialty?
- Ruben Ngnitewe Massa a is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ruben Ngnitewe Massa a located?
- Ruben Ngnitewe Massa a's practice location on file with NPPES is 1281 Twisted Branch Way, Sun Prairie, WI 53590-9012.
- What is Ruben Ngnitewe Massa a's phone number?
- The practice phone number listed in the NPPES registry for Ruben Ngnitewe Massa a is (913) 980-3405.
- Does Ruben Ngnitewe Massa a accept Medicare?
- Ruben Ngnitewe Massa a is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ruben Ngnitewe Massa a's NPI active?
- Yes — Ruben Ngnitewe Massa a's NPI (1003430950) is active in the NPPES registry as of the last update on 2026-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.