Individual provider Active NPI

Hema Iyer, MD

  • Psychiatry Physician
  • Saint Louis, MO
National Provider Identifier
1477654366
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
2025016131 Issued in MO
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

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
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, MI2 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20050127000189 PA Practitioner - Psychiatry 5799754883
I20200820001740 MI Practitioner - Psychiatry 5799754883 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Psychiatry
Education
Other, 1994
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Lakeland Hospitals at Niles and St Joseph IncGroup PAC ID 7517929037, 134 clinicians
Pine Rest Christian Mental Health ServicesGroup PAC ID 4981506508, 354 clinicians

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

OrganizationSpecialtyStatusNew patients
Pine Rest Christian Mental Health Services CurrentSince Oct 11, 2025 Accepting new patients
Pennsylvania Psychiatric Institute CurrentSince Jul 30, 2018 Accepting new patients
Pine Rest Christian Mental Health Services Psychiatry CurrentSince Oct 11, 2025 Accepting new patients
Lakeland Hospitals at Niles and St Joseph, Inc CurrentSince May 4, 2023 Accepting new patients
Pennsylvania Psychiatric Institute CurrentSince Jul 30, 2018 Accepting new patients
Lakeland Hospitals at Niles and St Joseph, Inc CurrentSince May 4, 2023 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.

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

Verify at the official NPI Registry.