Active NPI
Maria Voydanoff, MD
- Pediatric Hematology & Oncology Physician
- Grand Rapids, MI
National Provider Identifier
1699355271
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatric Hematology & Oncology Physician
- License
- 4301512124
- Practice address
- Corewell Health Grand Rapids Hospitals Cancer Hematolog
35 Michigan St NE Floor 2
Grand Rapids, MI 49503-2514 - Phone
- (616) 267-1925
- Fax
- (616) 267-1005
- NPI assigned
- Apr 8, 2021
- 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 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pediatrics Physician | 208000000X | 1699355271 | MI | |
| Student in an Organized Health Care Education/Training Program | 390200000X | |||
| Pediatric Hematology & Oncology Physician | 2080P0207X | 4301512124 | MI | Primary |
Addresses
Primary practice location
Corewell Health Grand Rapids Hospitals Cancer Hematolog
35 Michigan St NE Floor 2
Grand Rapids, MI 49503-2514
Mailing address
330 Barclay Ave NE Ste 300
Grand Rapids, MI 49503-2527
Phone (616) 267-1925
Other practice location 1
330 Barclay Ave NE Ste 300
Grand Rapids, MI 49503-2527
Phone (616) 391-8810
Other names 1
- Ms. Maria Rich
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MI
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20210630002712 | MI | Order and Referring Only - Pediatric Medicine | 0345641114 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 1699355271 | MI | MD | Pediatrics Physician |
| 4301512124 | MI | MD | Pediatric Hematology & Oncology Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1617840000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1752710400000",
"number": "1699355271",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "330 BARCLAY AVE NE STE 300",
"city": "GRAND RAPIDS",
"state": "MI",
"postal_code": "495032527",
"telephone_number": "616-267-1925",
"fax_number": "616-267-1005"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "COREWELL HEALTH GRAND RAPIDS HOSPITALS CANCER HEMATOLOG",
"address_2": "35 MICHIGAN ST NE FLOOR 2",
"city": "GRAND RAPIDS",
"state": "MI",
"postal_code": "495032514",
"telephone_number": "616-267-1925",
"fax_number": "616-267-1005"
}
],
"practiceLocations": [
{
"address_1": "330 Barclay Ave NE Ste 300",
"address_purpose": "LOCATION",
"city": "Grand Rapids",
"state": "MI",
"postal_code": "495032527",
"country_code": "US",
"telephone_number": "616-391-8810",
"fax_number": "616-391-8897",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "VOYDANOFF",
"first_name": "MARIA",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2021-04-08",
"last_updated": "2025-07-17",
"certification_date": "2025-07-05",
"status": "A"
},
"taxonomies": [
{
"code": "208000000X",
"taxonomy_group": "",
"desc": "Pediatrics",
"state": "MI",
"license": "1699355271",
"primary": false
},
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": null,
"license": null,
"primary": false
},
{
"code": "2080P0207X",
"taxonomy_group": "",
"desc": "Pediatrics, Pediatric Hematology-Oncology",
"state": "MI",
"license": "4301512124",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "MARIA",
"last_name": "RICH",
"prefix": "MS.",
"code": "1",
"type": "Former Name"
}
]
}
Other providers in Grand Rapids, MI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 17, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.