Ruben Ngnitewe Massa a, MD

Primary specialty

Diagnostic Radiology PhysicianTaxonomy code 2085R0202X

License

8241820 Issued in WI

Practice address

1281 Twisted Branch Way
Sun Prairie, WI 53590-9012

Phone

(913) 980-3405

NPI assigned

Jun 5, 2020

Sex

Male

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 9

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in WI, IN2 enrollments

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 2

Specialty

Diagnostic Radiology

Education

University of Missouri, Columbia School of Medicine, 2020

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: rngnitewemassaa889759@direct.unitypoint.org

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• Signify Health Medical Associates, PLLC

  • General Practice Physician
  • Dallas, TX
  • NPI 1750845863

  General Practice, WI

  Medicare reassignment NPD
• Greene County General Hospital

  • Hospitalist Physician
  • Linton, IN
  • NPI 1942703004

  WI

  Medicare reassignment
• Hendricks County Radiology Inc

  • Diagnostic Radiology Physician
  • Danville, IN
  • NPI 1588703946

  WI

  Medicare reassignment
• Reid Physician Associates, Inc.

  • Internal Medicine Physician
  • Richmond, IN
  • NPI 1265689111

  IN

  Medicare reassignment
• Summit Radiology P C

  • Diagnostic Radiology Physician
  • Fort Wayne, IN
  • NPI 1073584587

  WI

  Medicare reassignment
• X-Ray Physicians of Shelbyville PC

  • Diagnostic Radiology Physician
  • Shelbyville, IN
  • NPI 1144351347

  WI

  Medicare reassignment
• St Luke'S Methodist Hospital

  • General Acute Care Hospital
  • Cedar Rapids, IA
  • NPI 1083708226
  NPD
• Major Hospital

  • General Acute Care Hospital
  • Shelbyville, IN
  • NPI 1174555692
  NPD (past)

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1591315200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782086400000",
    "number": "1003430950",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1281 TWISTED BRANCH WAY",
            "city": "SUN PRAIRIE",
            "state": "WI",
            "postal_code": "535909012",
            "telephone_number": "913-980-3405"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1281 TWISTED BRANCH WAY",
            "city": "SUN PRAIRIE",
            "state": "WI",
            "postal_code": "535909012",
            "telephone_number": "913-980-3405"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "22 Bramhall St",
            "address_purpose": "LOCATION",
            "city": "Portland",
            "state": "ME",
            "postal_code": "041023134",
            "country_code": "US",
            "telephone_number": "207-662-4735",
            "fax_number": "207-482-7898",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1100 Reid Pkwy",
            "address_purpose": "LOCATION",
            "city": "Richmond",
            "state": "IN",
            "postal_code": "473741157",
            "country_code": "US",
            "telephone_number": "765-983-3000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "489 State St",
            "address_purpose": "LOCATION",
            "city": "Bangor",
            "state": "ME",
            "postal_code": "044016616",
            "country_code": "US",
            "telephone_number": "207-973-7000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NGNITEWE MASSA A",
        "first_name": "RUBEN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-06-05",
        "last_updated": "2026-06-22",
        "certification_date": "2026-06-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "OK",
            "license": "46990",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "NH",
            "license": "38889",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "IN",
            "license": "01098657A",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "GA",
            "license": "110894",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "WI",
            "license": "8241820",
            "primary": true
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "MI",
            "license": "4301515674",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "OR",
            "license": "MD228042",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "ME",
            "license": "MD29939",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "AL",
            "license": "MD.52956",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MO BOARD OF HEALING ARTS",
            "identifier": "2020014721",
            "state": "MO"
        }
    ],
    "endpoints": [],
    "other_names": []
}

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• All providers in Sun Prairie, WI
• Diagnostic Radiology Physician in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 22, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.