Individual provider Active NPI

Gregory M Norris, MD

  • Neurology Physician
  • Detroit, MI
National Provider Identifier
1821203274
Registry record updated Feb 6, 2019
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neurology PhysicianTaxonomy code 2084N0400X
License
4301080461 Issued in MI
Practice address
4201 Saint Antoine St
Suite 8a
Detroit, MI 48201-2153
Phone
(313) 745-4275
Fax
(313) 745-4468
NPI assigned
May 11, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 6, 2019

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Neurology Physician 2084N0400X 4301080461 MI Primary

Addresses

Primary practice location

4201 Saint Antoine St
Suite 8a
Detroit, MI 48201-2153

Mailing address

401 S Ballenger Hwy
Flint, MI 48532-3638
Phone (810) 342-5700

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MI
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 1

Enrollment IDStateProvider typePAC IDDetails
I20070921000717 MI Practitioner - Neurology 5496849333 Reassigns benefits to 6 organizations

Care Compare profile

Medicare Care Compare
Specialty
Neurology
Education
Wayne State University School of Medicine, 2002
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
McLaren Bay RegionGroup PAC ID 5597659011, 110 clinicians
McLaren FlintGroup PAC ID 8628975497, 144 clinicians
McLaren Medical GroupGroup PAC ID 3971416082, 240 clinicians

Practice addresses (Care Compare)

1900 Columbus Ave
Bay Regional
Bay City, MI 48708-6831
Phone (989) 894-3000

401 S Ballenger Hwy
Flint, MI 48532-3638
Phone (810) 342-2063

4175 N Euclid Ave
Suite 12
Bay City, MI 48706-2483
Phone (989) 667-3410

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
McLaren Medical Group CurrentSince Oct 7, 2025 Accepting new patients
McLaren Flint CurrentSince Feb 15, 2016 Accepting new patients
McLaren Northern Michigan CurrentSince Aug 11, 2025 Accepting new patients
McLaren Northern Michigan CurrentSince Aug 11, 2025 Accepting new patients
McLaren Flint Current Accepting new patients
McLaren Bay Region CurrentSince Aug 11, 2025 Accepting new patients
McLaren Medical Group CurrentSince Oct 7, 2025 Accepting new patients
McLaren Bay Region Neurology CurrentSince Aug 11, 2025 Accepting new patients
McLaren Flint CurrentSince Feb 15, 2016 Accepting new patients
SJMH Medical Practice-SMHC Neurology CurrentSince Sep 17, 2020 Accepting new patients
McLaren Macomb CurrentSince Jul 2, 2018 Accepting new patients
SJMH Medical Practice-SMHC CurrentSince Sep 17, 2020 Accepting new patients
University Physician Group Past Accepting new patients
McLaren Medical Group Past Accepting new patients
McLaren Macomb Past Accepting new patients

Locations

1900 Columbus Ave
Bay City, MI 48708
Phone (989) 894-3000

4175 N Euclid Ave
Ste 12
Bay City, MI 48706
Phone (989) 667-3410

37399 Garfield Rd
Ste 203
Clinton Twp, MI 48036
Phone (586) 228-2911

4100 John R St
Detroit, MI 48201
Phone (313) 576-8530

4201 Saint Antoine St
Ste 8A
Detroit, MI 48201
Phone (313) 577-8114

401 S Ballenger Hwy
Flint, MI 48532
Phone (810) 342-1000

1030 Harrington St
Ste 304
Mount Clemens, MI 48043
Phone (586) 493-3260

1000 Harrington St
Mount Clemens, MI 48043
Phone (586) 493-3727

2940 Health Pkwy
Mt Pleasant, MI 48858
Phone (989) 466-2877

2390 Mitchell Park Dr
Ste D
Petoskey, MI 49770
Phone (231) 242-1760

416 Connable Ave
Petoskey, MI 49770
Phone (231) 487-4000

44405 Woodward Ave
Pontiac, MI 48341
Phone (248) 858-3000

44200 Woodward Ave
Ste 101
Pontiac, MI 48341
Phone (248) 212-0678

Organizations & group practices 15

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.

View all 15

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1178841600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1549411200000",
    "number": "1821203274",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "401 S BALLENGER HWY",
            "city": "FLINT",
            "state": "MI",
            "postal_code": "485323638",
            "telephone_number": "810-342-5700",
            "fax_number": "810-342-5545"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4201 SAINT ANTOINE ST",
            "address_2": "SUITE 8A",
            "city": "DETROIT",
            "state": "MI",
            "postal_code": "482012153",
            "telephone_number": "313-745-4275",
            "fax_number": "313-745-4468"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NORRIS",
        "first_name": "GREGORY",
        "middle_name": "M",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-05-11",
        "last_updated": "2019-02-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "MI",
            "license": "4301080461",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Detroit, MI

Sources for this page

Verify at the official NPI Registry.