NPIMap

Organization Active NPI

Mymichigan Medical Center Saginaw

Doing business as Ascension Medical Group Valley Gastroenterology

  • Gastroenterology Physician
  • Saginaw, MI
National Provider Identifier
1073084141
Registry record updated Jan 14, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
Legal business name
MYMICHIGAN MEDICAL CENTER SAGINAW
Doing business as
Ascension Medical Group Valley Gastroenterology
Practice address
4705 Towne Centre Rd Ste 104
Saginaw, MI 48604-2821
Phone
(989) 791-9133
Fax
(989) 791-9135
NPI assigned
Dec 16, 2018
Last updated
Jan 14, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jan 14, 2026

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

Authorized official

Name
Sarah James
Title
Manager Patient Accounting
Phone
(989) 701-4734

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X NU Primary

Addresses

Primary practice location

4705 Towne Centre Rd Ste 104
Saginaw, MI 48604-2821

Mailing address

4000 Wellness Dr
Midland, MI 48670-2000
Phone (844) 832-1956

Other names 1

  • Ascension Medical Group Valley Gastroenterology Doing business as

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MI

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20140910000108 MI Part B Supplier - Clinic/Group Practice 6305737156 Receives reassigned benefits from 10 practitioners
5 other NPIs on this enrollment
This NPI is an additional NPI on the enrollment
Practice locations: Bay City, MI; Cass City, MI; Saginaw, MI; Standish, MI; Tawas City, MI; West Branch, MI

Other NPIs on the same Medicare enrollment 5

NPIs listed together on one Medicare enrollment, typically parts of the same organization.

National Provider Directory

National Provider Directory
Tax ID family
Mike Sickles Crna38 organizations share this tax ID, including this one

Other organizations with this tax ID 37

Organizations that report the same tax identification number in the National Provider Directory.

View all 37

Practitioners & affiliated clinicians

Practitioners 7

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

NPI Registry JSON

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

{
    "created_epoch": "1544918400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1768348800000",
    "number": "1073084141",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4000 WELLNESS DR",
            "city": "MIDLAND",
            "state": "MI",
            "postal_code": "486702000",
            "telephone_number": "844-832-1956",
            "fax_number": "989-633-5241"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4705 TOWNE CENTRE RD STE 104",
            "city": "SAGINAW",
            "state": "MI",
            "postal_code": "486042821",
            "telephone_number": "989-791-9133",
            "fax_number": "989-791-9135"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "MYMICHIGAN MEDICAL CENTER SAGINAW",
        "organizational_subpart": "NO",
        "enumeration_date": "2018-12-16",
        "last_updated": "2026-01-14",
        "certification_date": "2026-01-14",
        "status": "A",
        "authorized_official_last_name": "JAMES",
        "authorized_official_first_name": "SARAH",
        "authorized_official_title_or_position": "MANAGER PATIENT ACCOUNTING",
        "authorized_official_telephone_number": "989-701-4734"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Ascension Medical Group Valley Gastroenterology",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Saginaw, MI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 14, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.