Individual provider Active NPI

Joshua Esinwoke Nnanji, MD

  • Psychiatry Physician
  • Mason, MI
National Provider Identifier
1821291550
Registry record updated Feb 11, 2011
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
4301091517 Issued in MI
Practice address
585 Jewett Rd
Mason, MI 48854-8729
Phone
(517) 676-5405
Fax
(517) 676-5460
NPI assigned
Jun 8, 2007
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Feb 11, 2011

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatry Physician 2084P0800X 4301091517 MI Primary

Addresses

Primary practice location

585 Jewett Rd
Mason, MI 48854-8729

Mailing address

3801 Winchell Ave
Apt G106
Kalamazoo, MI 49008-2038
Phone (319) 217-2566

Other identifiers 1

IdentifierTypeStateIssuer
064004MedicaidIA

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
I20101123000866 MI Practitioner - Psychiatry 6507909710 Reassigns benefits to 3 organizations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
HHS exclusion list flag
Flagged The directory lists this NPI on an HHS exclusion list. Confirm with the OIG exclusions search.
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Summit Pointe Psychiatry CurrentSince Jun 14, 2025 Accepting new patients
Hurley Medical Center CurrentSince Jun 1, 2022 Accepting new patients
Hurley Medical Center Psychiatry CurrentSince Jun 1, 2022 Accepting new patients
Hurley Medical Center Current Accepting new patients
Healthsource Saginaw Inc CurrentSince Jan 7, 2024 Accepting new patients
Alternative Community Living, Inc. PastSince Sep 24, 2023 Accepting new patients
State of Michigan Office of Financial Management PastSince Sep 24, 2023 Accepting new patients

Locations

8472 Reliable Pkwy
Chicago, IL 60686

175 College St
Battle Creek, MI 49037
Phone (269) 966-1460

3630 Capital Ave SW
Ste 1
Battle Creek, MI 49015
Phone (269) 979-8333

1 Hurley Plz
Flint, MI 48503
Phone (810) 257-9000

1085 S Linden Rd
Ste 150
Flint, MI 48532
Phone (810) 262-2100

3340 Hospital Rd
Saginaw, MI 48603
Phone (989) 790-7700

Interoperability endpoints

  • FHIR API: https://fhir-usa.unify.chbase.com/org/saginaw-e4d72067

Organizations & group practices 7

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.

NPI Registry JSON

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

{
    "created_epoch": "1181260800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1297382400000",
    "number": "1821291550",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3801 WINCHELL AVE",
            "address_2": "APT G106",
            "city": "KALAMAZOO",
            "state": "MI",
            "postal_code": "490082038",
            "telephone_number": "319-217-2566"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "585 JEWETT RD",
            "city": "MASON",
            "state": "MI",
            "postal_code": "488548729",
            "telephone_number": "517-676-5405",
            "fax_number": "517-676-5460"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NNANJI",
        "first_name": "JOSHUA",
        "middle_name": "ESINWOKE",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-06-08",
        "last_updated": "2011-02-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "MI",
            "license": "4301091517",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "064004",
            "state": "IA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Mason, MI

Sources for this page

Verify at the official NPI Registry.