NPIMap

Organization Active NPI

Regents of the University of Michigan

  • Critical Care Medicine (Internal Medicine) Physician
  • Ann Arbor, MI
National Provider Identifier
1285659045
Registry record updated Nov 12, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Critical Care Medicine (Internal Medicine) PhysicianTaxonomy code 207RC0200X
Legal business name
REGENTS OF THE UNIVERSITY OF MICHIGAN
Practice address
1500 E Medical Center Dr
Ann Arbor, MI 48109-5000
Phone
(734) 936-4000
NPI assigned
Jul 13, 2006
Last updated
Nov 12, 2025By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Nov 12, 2025

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

Authorized official

Name
David Christopher MillerNPI 1629092713
Title
President
Phone
(734) 936-3568

Authorized official NPPES reports the official by name only. The link goes to the one practitioner with that name whose NPPES practice address or phone number is this organization’s.

Specialties & licenses 14

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X NU
Nurse Practitioner 363L00000X NU
Critical Care Medicine (Anesthesiology) Physician 207LC0200X MI
Critical Care Medicine (Internal Medicine) Physician 207RC0200X NU
Critical Care Medicine (Internal Medicine) Physician 207RC0200X MI Primary
Neurological Surgery Physician 207T00000X NU
Critical Care Medicine (Obstetrics & Gynecology) Physician 207VC0200X MI
Pediatric Critical Care Medicine Physician 2080P0203X MI
Surgery Physician 208600000X NU
Surgical Critical Care Physician 2086S0102X MI
Pediatric Surgery Physician 2086S0120X NU
Trauma Surgery Physician 2086S0127X NU
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X NU
Neurocritical Care Physician 2084A2900X NU

Addresses

Primary practice location

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

Mailing address

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

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20031106000325 MI Part B Supplier - Clinic/Group Practice 3779496856 Receives reassigned benefits from 2,340 practitioners
This NPI is an additional NPI on the enrollment

National Provider Directory

National Provider Directory
Tax ID family
Chelsea Internal Medici157 organizations share this tax ID, including this one

Organizations with this tax ID in the same state 24

This tax ID family is large, so up to 24 of its organizations in the same state are linked here.

View all 24

Practitioners & affiliated clinicians

Practitioners 91

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.

View all 91

NPI Registry JSON

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

{
    "created_epoch": "1152748800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1762905600000",
    "number": "1285659045",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3621 S STATE ST",
            "address_2": "PROVIDER ENROLLMENT",
            "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": [],
    "basic": {
        "organization_name": "REGENTS OF THE UNIVERSITY OF MICHIGAN",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-07-13",
        "last_updated": "2025-11-12",
        "certification_date": "2025-11-12",
        "status": "A",
        "authorized_official_last_name": "MILLER",
        "authorized_official_first_name": "DAVID",
        "authorized_official_middle_name": "CHRISTOPHER",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "734-936-3568"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "207LC0200X",
            "taxonomy_group": "",
            "desc": "Anesthesiology, Critical Care Medicine",
            "state": "MI",
            "license": null,
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "MI",
            "license": null,
            "primary": true
        },
        {
            "code": "207T00000X",
            "taxonomy_group": "",
            "desc": "Neurological Surgery",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "207VC0200X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology, Critical Care Medicine",
            "state": "MI",
            "license": null,
            "primary": false
        },
        {
            "code": "2080P0203X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Critical Care Medicine",
            "state": "MI",
            "license": null,
            "primary": false
        },
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "2086S0102X",
            "taxonomy_group": "",
            "desc": "Surgery, Surgical Critical Care",
            "state": "MI",
            "license": null,
            "primary": false
        },
        {
            "code": "2086S0120X",
            "taxonomy_group": "",
            "desc": "Surgery, Pediatric Surgery",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "2086S0127X",
            "taxonomy_group": "",
            "desc": "Surgery, Trauma Surgery",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "208G00000X",
            "taxonomy_group": "",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "2084A2900X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurocritical Care",
            "state": "NU",
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Ann Arbor, MI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 12, 2025; 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.