Active NPI
Hema Iyer, MD
- Psychiatry Physician
- Saint Louis, MO
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychiatry Physician
- License
- 2025016131
- Practice address
- 10018 Kennerly Rd
Saint Louis, MO 63128-2106 - Phone
- (314) 251-6663
- Fax
- (314) 251-8716
- NPI assigned
- Sep 26, 2006
- Sex
- Female
- Sole proprietor
- No
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 |
|---|---|---|---|---|
| Psychiatry Physician | 2084P0800X | 4301502161 | MI | |
| Psychiatry Physician | 2084P0800X | 2025016131 | MO | Primary |
Addresses
Primary practice location
10018 Kennerly Rd
Saint Louis, MO 63128-2106
Mailing address
10018 Kennerly Rd
Saint Louis, MO 63128-2106
Phone (314) 251-6663
Other practice location 1
615 S New Ballas Rd
Saint Louis, MO 63141-8221
Phone (314) 251-6766
Other practice location 2
1400 US Highway 61
Crystal Cty, MO 63028-4108
Phone (636) 933-1208
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in PA, MI
- 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
- Psychiatry
- Education
- Other, 1994
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1234 Napier Ave
Corewell Health Lakeland Hospitals
Saint Joseph, MI 49085-2112
Phone (269) 983-8300
300 68TH St SE
Grand Rapids, MI 49548-6927
Phone (616) 455-5000
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Pine Rest Christian Mental Health Services | Current | Accepting new patients | |
| Pennsylvania Psychiatric Institute | Current | Accepting new patients | |
| Pine Rest Christian Mental Health Services | Psychiatry | Current | Accepting new patients |
| Lakeland Hospitals at Niles and St Joseph, Inc | Current | Accepting new patients | |
| Pennsylvania Psychiatric Institute | Current | Accepting new patients | |
| Lakeland Hospitals at Niles and St Joseph, Inc | Current | Accepting new patients | |
| Pine Rest Christian Mental Health Services | Current | Accepting new patients |
Locations
1234 Napier Ave
Saint Joseph, MI 49085
Phone (269) 982-4941
300 68th St SE
Wyoming, MI 49548
Phone (616) 455-5000
2501 N 3rd St
Harrisburg, PA 17110
Phone (717) 782-2100
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.
-
- General Acute Care Hospital
- Saint Joseph, MI
- NPI 1134220031
-
- General Practice Physician
- Grand Rapids, MI
- NPI 1851309884
-
- Community Health Clinic/Center
- Saint Joseph, MI
- NPI 1184513731
-
- Methadone Clinic
- Harrisburg, PA
- NPI 1245760743
-
- Psychologist
- Harrisburg, PA
- NPI 1881829976
-
- Professional Counselor
- Grand Rapids, MI
- NPI 1386015683
-
- Psychiatry Physician
- Grand Rapids, MI
- NPI 1700894623
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1159228800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1477654366",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "10018 KENNERLY RD",
"city": "SAINT LOUIS",
"state": "MO",
"postal_code": "631282106",
"telephone_number": "314-251-6663",
"fax_number": "314-251-8716"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "10018 KENNERLY RD",
"city": "SAINT LOUIS",
"state": "MO",
"postal_code": "631282106",
"telephone_number": "314-251-6663",
"fax_number": "314-251-8716"
}
],
"practiceLocations": [
{
"address_1": "615 S New Ballas Rd",
"address_purpose": "LOCATION",
"city": "Saint Louis",
"state": "MO",
"postal_code": "631418221",
"country_code": "US",
"telephone_number": "314-251-6766",
"fax_number": "314-251-4237",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1400 US Highway 61",
"address_purpose": "LOCATION",
"city": "Crystal Cty",
"state": "MO",
"postal_code": "630284108",
"country_code": "US",
"telephone_number": "636-933-1208",
"fax_number": "636-933-1837",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "IYER",
"first_name": "HEMA",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2006-09-26",
"last_updated": "2026-07-13",
"certification_date": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "2084P0800X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Psychiatry",
"state": "MI",
"license": "4301502161",
"primary": false
},
{
"code": "2084P0800X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Psychiatry",
"state": "MO",
"license": "2025016131",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Saint Louis, MO
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.
- 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.