NPIMap

Individual provider Active NPI

Gunda Sathyanaraya Reddy, MD

  • Gastroenterology Physician
  • Lapeer, MI
National Provider Identifier
1245206598
Registry record updated Jan 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
4301043925 Issued in MI
Practice address
3273 Davison Rd Ste 1
Lapeer, MI 48446-2902
Phone
(810) 245-3188
Fax
(810) 245-6993
NPI assigned
Feb 27, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X 4301043925 MI Primary

Addresses

Primary practice location

3273 Davison Rd Ste 1
Lapeer, MI 48446-2902

Mailing address

2832 Croftshire CT
Rochester, MI 48306-4925
Phone (248) 608-6298

Other practice location 1

1701 South Blvd E Ste 300
Rochester Hills, MI 48307-6120
Phone (248) 884-9710

Other identifiers 2

IdentifierTypeStateIssuer
4069165MedicaidMI
0D41013OtherMIBLUECROSS

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MI
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20040121001013 MI Practitioner - GastroenterologyPractitioner - Internal Medicine 4183526122 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
GastroenterologyAlso: Internal Medicine
Education
Other, 1981
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Troy Gastroenterology PCGroup PAC ID 9739143991, 47 clinicians

Practice addresses (Care Compare)

1701 S Blvd E
Suite 300
Rochester Hills, MI 48307-6120
Phone (248) 844-9710

3273 Davison Rd
Suite 1
Lapeer, MI 48446-2902
Phone (810) 245-3188

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy228
Upper gastrointestinal (GI) endoscopy for acid reflux197

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
4301043925MIMDGastroenterology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Troy Gastroenterology, PC Gastroenterology CurrentSince Aug 6, 2025 Accepting new patients
Gunda S. Reddy MD PC CurrentSince Oct 1, 2000 Accepting new patients
DLP Marquette Physician Practices Inc CurrentSince Aug 26, 2024 Accepting new patients
DLP Marquette Physician Practices Inc CurrentSince Aug 26, 2024 Accepting new patients
Troy Gastroenterology, PC Current Accepting new patients
Troy Gastroenterology PC Gastroenterology CurrentSince Aug 6, 2025 Accepting new patients
Lapeer County Surgery Center LLC Past Accepting new patients

Locations

3273 Davison Rd
Ste 1
Lapeer, MI 48446
Phone (810) 245-3188

850 W Baraga Ave
Ste 32
Marquette, MI 49855
Phone (906) 449-3680

1414 W Fair Ave
Ste 36
Marquette, MI 49855
Phone (906) 225-3864

1701 South Blvd E
Ste 300
Rochester Hills, MI 48307
Phone (248) 844-9710

50438 Van Dyke Ave
Shelby Township, MI 48317
Phone (586) 726-8423

Interoperability endpoints

  • Direct secure messaging: greddy1148765@direct.hfhs.org
  • Direct secure messaging: gunda.reddy.1@8233.direct.athenahealth.com

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.

Hospital & facility affiliations 8

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": "1140998400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768262400000",
    "number": "1245206598",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2832 CROFTSHIRE CT",
            "city": "ROCHESTER",
            "state": "MI",
            "postal_code": "483064925",
            "telephone_number": "248-608-6298",
            "fax_number": "810-245-6993"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3273 DAVISON RD STE 1",
            "city": "LAPEER",
            "state": "MI",
            "postal_code": "484462902",
            "telephone_number": "810-245-3188",
            "fax_number": "810-245-6993"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1701 South Blvd E Ste 300",
            "address_purpose": "LOCATION",
            "city": "Rochester Hills",
            "state": "MI",
            "postal_code": "483076120",
            "country_code": "US",
            "telephone_number": "248-884-9710",
            "fax_number": "248-884-9711",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "REDDY",
        "first_name": "GUNDA",
        "middle_name": "SATHYANARAYA",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-02-27",
        "last_updated": "2026-01-13",
        "certification_date": "2026-01-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "MI",
            "license": "4301043925",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "4069165",
            "state": "MI"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUECROSS",
            "identifier": "0D41013",
            "state": "MI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Lapeer, MI

Sources for this page

Verify at the official NPI Registry.