Active NPI
Genesis Group Practice PLLC
- Urology Physician
- Lansing, MI
National Provider Identifier
1245387935
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Urology Physician
- Legal business name
- GENESIS GROUP PRACTICE PLLC
- Practice address
- 1515 Lake Lansing Rd
Suite a
Lansing, MI 48912-3753 - Phone
- (517) 487-0128
- Fax
- (517) 487-2639
- NPI assigned
- Jan 4, 2007
- Last updated
- Sep 11, 2025
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Dr. Gregory Glenn Messenger, MD
- Title
- Owner
- Phone
- (517) 487-0128
Authorized official NPPES reports the official by name only. The link goes to the one practitioner with that name whose NPPES practice address or phone number is this organization’s.
Specialties & licenses 13
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Dermatology Physician | 207N00000X | NU | ||
| Dermatopathology Physician | 207ND0900X | NU | ||
| Procedural Dermatology Physician | 207NS0135X | NU | ||
| Family Medicine Physician | 207Q00000X | NU | ||
| Adult Medicine Physician | 207QA0505X | NU | ||
| Geriatric Medicine (Family Medicine) Physician | 207QG0300X | NU | ||
| Internal Medicine Physician | 207R00000X | NU | ||
| Adolescent Medicine (Internal Medicine) Physician | 207RA0000X | NU | ||
| Dermatopathology (Pathology) Physician | 207ZD0900X | NU | ||
| Sports Medicine (Physical Medicine & Rehabilitation) Physician | 2081S0010X | NU | ||
| Diagnostic Radiology Physician | 2085R0202X | NU | ||
| Urology Physician | 208800000X | NU | Primary | |
| General Practice Physician | 208D00000X | NU |
Addresses
Primary practice location
1515 Lake Lansing Rd
Suite a
Lansing, MI 48912-3753
Mailing address
1515 Lake Lansing Rd
Suite a
Lansing, MI 48912-3753
Phone (517) 487-0128
National Provider Directory
National Provider DirectoryPractitioners & affiliated clinicians
Practitioners 1
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.
-
- Dermatology Physician
- Lansing, MI
- NPI 1851340012
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1167868800000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1757548800000",
"number": "1245387935",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1515 LAKE LANSING RD",
"address_2": "SUITE A",
"city": "LANSING",
"state": "MI",
"postal_code": "489123753",
"telephone_number": "517-487-0128",
"fax_number": "517-487-2639"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1515 LAKE LANSING RD",
"address_2": "SUITE A",
"city": "LANSING",
"state": "MI",
"postal_code": "489123753",
"telephone_number": "517-487-0128",
"fax_number": "517-487-2639"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "GENESIS GROUP PRACTICE PLLC",
"organizational_subpart": "NO",
"enumeration_date": "2007-01-04",
"last_updated": "2025-09-11",
"status": "A",
"authorized_official_last_name": "MESSENGER",
"authorized_official_first_name": "GREGORY",
"authorized_official_middle_name": "GLENN",
"authorized_official_title_or_position": "OWNER",
"authorized_official_telephone_number": "517-487-0128",
"authorized_official_name_prefix": "Dr.",
"authorized_official_credential": "MD"
},
"taxonomies": [
{
"code": "207N00000X",
"taxonomy_group": "",
"desc": "Dermatology",
"state": "NU",
"license": null,
"primary": false
},
{
"code": "207ND0900X",
"taxonomy_group": "",
"desc": "Dermatology, Dermatopathology",
"state": "NU",
"license": null,
"primary": false
},
{
"code": "207NS0135X",
"taxonomy_group": "",
"desc": "Dermatology, Procedural Dermatology",
"state": "NU",
"license": null,
"primary": false
},
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "NU",
"license": null,
"primary": false
},
{
"code": "207QA0505X",
"taxonomy_group": "",
"desc": "Family Medicine, Adult Medicine",
"state": "NU",
"license": null,
"primary": false
},
{
"code": "207QG0300X",
"taxonomy_group": "",
"desc": "Family Medicine, Geriatric Medicine",
"state": "NU",
"license": null,
"primary": false
},
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "NU",
"license": null,
"primary": false
},
{
"code": "207RA0000X",
"taxonomy_group": "",
"desc": "Internal Medicine, Adolescent Medicine",
"state": "NU",
"license": null,
"primary": false
},
{
"code": "207ZD0900X",
"taxonomy_group": "",
"desc": "Pathology, Dermatopathology",
"state": "NU",
"license": null,
"primary": false
},
{
"code": "2081S0010X",
"taxonomy_group": "",
"desc": "Physical Medicine & Rehabilitation, Sports Medicine",
"state": "NU",
"license": null,
"primary": false
},
{
"code": "2085R0202X",
"taxonomy_group": "",
"desc": "Radiology, Diagnostic Radiology",
"state": "NU",
"license": null,
"primary": false
},
{
"code": "208800000X",
"taxonomy_group": "",
"desc": "Urology",
"state": "NU",
"license": null,
"primary": true
},
{
"code": "208D00000X",
"taxonomy_group": "",
"desc": "General Practice",
"state": "NU",
"license": null,
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Lansing, MI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.