Active NPI
Barry William Kram, D.O.
- Nephrology Physician
- Muskegon, MI
National Provider Identifier
1508863457
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Nephrology Physician
- License
- 5101009485
- Practice address
- 1277 Mercy Dr
Muskegon, MI 49444-4605 - Phone
- (231) 739-6375
- Fax
- (231) 830-8122
- NPI assigned
- Jul 7, 2005
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Nephrology Physician | 207RN0300X | 5101009485 | MI | Primary |
Addresses
Primary practice location
1277 Mercy Dr
Muskegon, MI 49444-4605
Mailing address
1277 Mercy Dr
Muskegon, MI 49444-4605
Phone (231) 739-6375
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 5101009485 | MI | MD | Nephrology Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1120694400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1508863457",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1277 MERCY DR",
"city": "MUSKEGON",
"state": "MI",
"postal_code": "494444605",
"telephone_number": "231-739-6375",
"fax_number": "231-830-8122"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1277 MERCY DR",
"city": "MUSKEGON",
"state": "MI",
"postal_code": "494444605",
"telephone_number": "231-739-6375",
"fax_number": "231-830-8122"
}
],
"practiceLocations": [],
"basic": {
"last_name": "KRAM",
"first_name": "BARRY",
"middle_name": "WILLIAM",
"credential": "D.O.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-07-07",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207RN0300X",
"taxonomy_group": "",
"desc": "Internal Medicine, Nephrology",
"state": "MI",
"license": "5101009485",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Muskegon, MI
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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.