Active NPI
Gerald L Larson, DO
- Family Medicine Physician
- Burton, MI
National Provider Identifier
1891770947
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Medicine Physician
- License
- 5101007523
- Practice address
- 1459 S Center Rd
Burton, MI 48509-1726 - Phone
- (810) 496-0900
- Fax
- (810) 742-3891
- NPI assigned
- Dec 13, 2005
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | 5101007523 | MI | Primary |
Addresses
Primary practice location
1459 S Center Rd
Burton, MI 48509-1726
Mailing address
401 S Ballenger Hwy
Flint, MI 48532-3638
Phone (810) 342-1000
Other identifiers 3
| Identifier | Type | State | Issuer |
|---|---|---|---|
| F19561 | Other | MI | HAP |
| F19561 | Other | MI | HEALTH NET FEDERAL SERVIC |
| 3302490 | Medicaid | MI |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy, Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 5101007523 | MI | MD | Family Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| McLaren Medical Group | Family Medicine | Past | Accepting new patients |
| McLaren Medical Group | Past | Accepting new patients |
Organizations & group practices 2
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.
-
- Emergency Medicine Physician
- Fenton, MI
- NPI 1164614798
-
- Family Medicine Physician
- Lapeer, MI
- NPI 1346396066
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1134432000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1891770947",
"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": "810-342-1000",
"fax_number": "810-342-1590"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1459 S CENTER RD",
"city": "BURTON",
"state": "MI",
"postal_code": "485091726",
"telephone_number": "810-496-0900",
"fax_number": "810-742-3891"
}
],
"practiceLocations": [],
"basic": {
"last_name": "LARSON",
"first_name": "GERALD",
"middle_name": "L",
"credential": "DO",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-12-13",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "MI",
"license": "5101007523",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "HAP",
"identifier": "F19561",
"state": "MI"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "HEALTH NET FEDERAL SERVIC",
"identifier": "F19561",
"state": "MI"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "3302490",
"state": "MI"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Burton, MI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.