Individual provider Active NPI

Michael W Deininger, MD

  • Hematology (Internal Medicine) Physician
  • Ann Arbor, MI
National Provider Identifier
1932115524
Registry record updated May 28, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hematology (Internal Medicine) PhysicianTaxonomy code 207RH0000X
License
4301514708 Issued in MI
Practice address
1500 E Medical Center Dr
Ann Arbor, MI 48109-5000
Phone
(734) 936-4000
NPI assigned
Aug 1, 2006
Last updated
May 28, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 28, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Hematology (Internal Medicine) Physician 207RH0000X 76729 WI
Hematology (Internal Medicine) Physician 207RH0000X 4301514708 MI Primary

Addresses

Primary practice location

1500 E Medical Center Dr
Ann Arbor, MI 48109-5000

Mailing address

3621 S State St
Ann Arbor, MI 48108-1633
Phone (734) 647-5299

Other practice location 1

9200 W Wisconsin Ave
Milwaukee, WI 53226-3522
Phone (414) 805-0505

Other identifiers 1

IdentifierTypeStateIssuer
1932115524MedicaidWI

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in UT, WI, MI3 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 3

Enrollment IDStateProvider typePAC IDDetails
I20101221001195 UT Practitioner - Hematology 6002704673 Reassigns benefits to 2 organizations
I20220315001056 WI Practitioner - Hematology/Oncology 6002704673 Reassigns benefits to 1 organization
I20260609001031 MI Practitioner - Internal Medicine 6002704673 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Other, 1990
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

3621 S State St
Ann Arbor, MI 48108-1633

Merit-based Incentive Payment System (MIPS)

Final score
87.99 of 100Reported as group
Quality
82.81
Promoting interoperability
100
Improvement activities
40
Cost
77.15

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
HHS exclusion list flag
CMS’s directory marks this NPI as on an HHS exclusion list; no matching OIG record was found. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
4301514708MIMDHematology (Internal Medicine) Physician
76729WIMDHematology (Internal Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of Utah Specialty Services Current Accepting new patients
University of Utah Adult Services Current Accepting new patients
University of Utah Specialty Services CurrentSince Feb 1, 2015 Accepting new patients
University of Utah Adult Services Hematology & Oncology CurrentSince Feb 1, 2015 Accepting new patients
University of Utah Adult Services CurrentSince Feb 1, 2015 Accepting new patients
University of Utah Specialty Services CurrentSince Feb 1, 2015 Accepting new patients
The Medical College of Wisconsin, Inc. CurrentSince Feb 22, 2022 Accepting new patients

Locations

1950 Circle of Hope Dr
Slc, UT 84112
Phone (801) 585-0100

50 N Medical Dr
Slc, UT 84132
Phone (801) 581-2292

8701 Watertown Plank Rd
Wauwatosa, WI 53226
Phone (414) 456-4100

9200 W Wisconsin Ave
Wauwatosa, WI 53226
Phone (414) 259-3000

Organizations & group practices 8

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

NPI Registry JSON

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

{
    "created_epoch": "1154390400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1779926400000",
    "number": "1932115524",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3621 S STATE ST",
            "city": "ANN ARBOR",
            "state": "MI",
            "postal_code": "481081633",
            "telephone_number": "734-647-5299"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1500 E MEDICAL CENTER DR",
            "city": "ANN ARBOR",
            "state": "MI",
            "postal_code": "481095000",
            "telephone_number": "734-936-4000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "9200 W Wisconsin Ave",
            "address_purpose": "LOCATION",
            "city": "Milwaukee",
            "state": "WI",
            "postal_code": "532263522",
            "country_code": "US",
            "telephone_number": "414-805-0505",
            "fax_number": "414-805-4606",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DEININGER",
        "first_name": "MICHAEL",
        "middle_name": "W",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-08-01",
        "last_updated": "2026-05-28",
        "certification_date": "2026-05-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology",
            "state": "WI",
            "license": "76729",
            "primary": false
        },
        {
            "code": "207RH0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology",
            "state": "MI",
            "license": "4301514708",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1932115524",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Ann Arbor, MI

Sources for this page

Verify at the official NPI Registry.