Individual provider Active NPI

Gregory John Hayter, NP

  • Adult Health Nurse Practitioner
  • Lansing, MI
National Provider Identifier
1013222736
Registry record updated Sep 19, 2019
On this page

Key facts

NPPES NPI Registry
Primary specialty
Adult Health Nurse PractitionerTaxonomy code 363LA2200X
License
4704190776 Issued in MI
Practice address
1140 E Michigan Ave Ste 400
Lansing, MI 48912-1806
Phone
(517) 364-9650
Fax
(517) 364-9605
NPI assigned
Aug 18, 2010
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 19, 2019

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Adult Health Nurse Practitioner 363LA2200X 4704190776 MI Primary

Addresses

Primary practice location

1140 E Michigan Ave Ste 400
Lansing, MI 48912-1806

Mailing address

1535 Berkeley Dr
Lansing, MI 48910-1122
Phone (517) 484-5921

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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20150812007513 MI Practitioner - Nurse Practitioner 2466767033 Reassigns benefits to 7 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2009
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Edward W Sparrow Hospital AssociationGroup PAC ID 6709799166, shared by 20 NPIs, 698 clinicians

Practice addresses (Care Compare)

1140 E Michigan Ave
400 Sparrow Tci
Lansing, MI 48912-1806
Phone (517) 364-9650

1215 E Michigan Ave
FL 4
Lansing, MI 48912-1811
Phone (517) 364-3480

Hospital & facility affiliations

  • Edward W Sparrow Hospital Hospital, Lansing, MI, CCN 230230

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Sparrow Clinton Hospital CurrentSince Aug 4, 2025 Accepting new patients
Sparrow Carson Hospital Current Accepting new patients
Sparrow Clinton Hospital Current Accepting new patients
Edward W Sparrow Hospital Association Nurse Practitioner CurrentSince Mar 24, 2018 Accepting new patients
Sparrow Eaton Hospital Current Accepting new patients
Sparrow Clinton Hospital Current Accepting new patients
Edward W Sparrow Hospital Association CurrentSince Mar 1, 2017 Accepting new patients
Sparrow Eaton Hospital Current Accepting new patients
Sparrow Carson Hospital CurrentSince Jun 5, 2025 Accepting new patients
Sparrow Eaton Hospital CurrentSince Jun 5, 2025 Accepting new patients
Sparrow Eaton Hospital CurrentSince Jun 5, 2025 Accepting new patients
Edward W. Sparrow Hospital Association Current Accepting new patients
Edward W. Sparrow Hospital Association Past Accepting new patients
Sparrow Eaton Hospital Past Accepting new patients

Locations

8175 Reliable Pkwy
Chicago, IL 60686

406 E Elm St
Carson City, MI 48811
Phone (517) 584-3131

321 E Harris St
Charlotte, MI 48813
Phone (517) 541-5840

800 W Lawrence Ave
Charlotte, MI 48813
Phone (517) 541-5800

123 Lansing St
Ste 2
Charlotte, MI 48813
Phone (517) 541-5954

111 Lansing St
Ste 110
Charlotte, MI 48813
Phone (517) 541-5855

1140 E Michigan Ave
Ste 400
Lansing, MI 48912
Phone (517) 483-7550

1215 E Michigan Ave
Fl 4
Lansing, MI 48912
Phone (517) 364-3480

1140 E Michigan Ave
Ste 40
Lansing, MI 48912
Phone (517) 483-7550

1200 E Michigan Ave
Ste 500
Lansing, MI 48912
Phone (517) 364-5123

901 S Oakland St
Ste 101
Saint Johns, MI 48879
Phone (517) 332-4263

805 S Oakland St
Saint Johns, MI 48879
Phone (989) 224-6881

Interoperability endpoints

  • Direct secure messaging: ghayter7992@sparrowdirecthie.org

Organizations & group practices 14

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 14

Hospital & facility affiliations 2

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": "1282089600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1568851200000",
    "number": "1013222736",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1535 BERKELEY DR",
            "city": "LANSING",
            "state": "MI",
            "postal_code": "489101122",
            "telephone_number": "517-484-5921",
            "fax_number": "517-483-7575"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1140 E MICHIGAN AVE STE 400",
            "city": "LANSING",
            "state": "MI",
            "postal_code": "489121806",
            "telephone_number": "517-364-9650",
            "fax_number": "517-364-9605"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HAYTER",
        "first_name": "GREGORY",
        "middle_name": "JOHN",
        "credential": "NP",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2010-08-18",
        "last_updated": "2019-09-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Adult Health",
            "state": "MI",
            "license": "4704190776",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Lansing, MI

Sources for this page

Verify at the official NPI Registry.