Active NPI
Heather Fay Grothous, D.O.
- Emergency Medicine Physician
- Lansing, MI
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Emergency Medicine Physician
- License
- 02008373A
- Practice address
- 1215 E Michigan Ave
Lansing, MI 48912-1811 - Phone
- (517) 353-8122
- Fax
- (517) 432-9414
- NPI assigned
- Jun 23, 2011
- Last updated
- Jul 21, 2025
- Sex
- Female
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Emergency Medicine Physician | 207P00000X | 5101019479 | MI | |
| Emergency Medicine Physician | 207P00000X | 02008373A | IN | Primary |
Addresses
Primary practice location
1215 E Michigan Ave
Lansing, MI 48912-1811
Mailing address
1215 E Michigan Ave
Lansing, MI 48912-1811
Phone (517) 353-8122
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MI, IN
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Emergency Medicine
- Education
- Michigan State University College of Osteopathic Medicine, 2011
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
615 N Michigan St
South Bend, IN 46601-1033
Phone (574) 647-1000
955 S Bailey Ave
South Haven, MI 49090-6743
Phone (269) 637-5271
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 5101019479 | MI | MD | Emergency Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Southwestern Michigan Emergency Services, PC | Current | Accepting new patients | |
| Sparrow Ionia Hospital | Current | Accepting new patients | |
| Sparrow Clinton Hospital | Current | Accepting new patients | |
| Sparrow Clinton Hospital | Current | Accepting new patients | |
| Sparrow Clinton Hospital | Emergency Medicine | Current | Accepting new patients |
| Bronson Methodist Hospital | Current | Accepting new patients | |
| South Bend Emergency Physicians, Inc | Emergency Medicine | Current | Accepting new patients |
| Sparrow Ionia Hospital | Current | Accepting new patients | |
| Sparrow Ionia Hospital | Current | Accepting new patients |
Locations
8175 Reliable Pkwy
Chicago, IL 60686
1020 High Rd
Bremen, IN 46506
Phone (574) 309-9967
3220 Beacon Pkwy
Granger, IN 46530
Phone (574) 647-8788
615 N Michigan St
South Bend, IN 46601
Phone (574) 647-1000
615 N Michigan St
Ste Ecc
South Bend, IN 46601
3565 S State Rd
Ionia, MI 48846
Phone (616) 523-1498
550 E Washington St
Ionia, MI 48846
Phone (616) 523-1600
601 John St
Kalamazoo, MI 49007
Phone (269) 341-7100
601 John St
Ste M-124
Kalamazoo, MI 49007
Phone (269) 341-7500
940 John St
Kalamazoo, MI 49001
Phone (269) 343-7296
1215 E Michigan Ave
Lansing, MI 48912
Phone (517) 336-8080
408 Hazen St
Paw Paw, MI 49079
Phone (269) 341-8481
805 S Oakland St
Saint Johns, MI 48879
Phone (989) 224-6881
955 S Bailey Ave
South Haven, MI 49090
Phone (269) 637-5271
Organizations & group practices 9
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
- Emergency Medical Services (Emergency Medicine) Physician
- Kalamazoo, MI
- NPI 1013021310
-
- Emergency Medicine Physician
- South Bend, IN
- NPI 1487132114
-
dba Bronson Medical Group
- Hospitalist Physician
- Kalamazoo, MI
- NPI 1417961137
-
dba University of Michigan Health-Sparrow Clinton Hospital Emergency Depar
- Emergency Medicine Physician
- Saint Johns, MI
- NPI 1396827952
-
dba University of Michigan Health-Sparrow Ionia
- Critical Access Hospital
- Ionia, MI
- NPI 1700820065
-
dba SMG St Johns
- Multi-Specialty Clinic/Center
- Saint Johns, MI
- NPI 1306893078
-
dba Sparrow Clinton Hospital CRNA Services
- Certified Registered Nurse Anesthetist
- Saint Johns, MI
- NPI 1326138173
-
dba Sparrow Medical Group Ionia
- Family Medicine Physician
- Ionia, MI
- NPI 1033271143
-
dba Sparrow Ionia Hospital Crna Services
- Certified Registered Nurse Anesthetist
- Ionia, MI
- NPI 1710900659
Hospital & facility affiliations 6
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Kalamazoo, MI
- NPI 1831116441
-
- General Acute Care Hospital
- South Haven, MI
- NPI 1346275856
-
- Critical Access Hospital
- Bremen, IN
- NPI 1568417004
-
- General Acute Care Hospital
- South Bend, IN
- NPI 1295772093
-
dba Memorial Epworth Center
- Psychiatric Hospital Unit
- South Bend, IN
- NPI 1376841395
-
dba Beacon Granger Hospital, A Memorial Hospital Extension
- General Acute Care Hospital
- Granger, IN
- NPI 1881177756
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1308787200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1753056000000",
"number": "1730475104",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1215 E MICHIGAN AVE",
"city": "LANSING",
"state": "MI",
"postal_code": "489121811",
"telephone_number": "517-353-8122",
"fax_number": "517-432-9414"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1215 E MICHIGAN AVE",
"city": "LANSING",
"state": "MI",
"postal_code": "489121811",
"telephone_number": "517-353-8122",
"fax_number": "517-432-9414"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GROTHOUS",
"first_name": "HEATHER",
"middle_name": "FAY",
"name_prefix": "Dr.",
"credential": "D.O.",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2011-06-23",
"last_updated": "2025-07-21",
"certification_date": "2025-07-21",
"status": "A"
},
"taxonomies": [
{
"code": "207P00000X",
"taxonomy_group": "",
"desc": "Emergency Medicine",
"state": "MI",
"license": "5101019479",
"primary": false
},
{
"code": "207P00000X",
"taxonomy_group": "",
"desc": "Emergency Medicine",
"state": "IN",
"license": "02008373A",
"primary": true
}
],
"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 Jul 21, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.