Active NPI
Christopher Philip Kontoghiorghes, MD
- Endocrinology, Diabetes & Metabolism Physician
- Madison, WI
National Provider Identifier
1477134922
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Endocrinology, Diabetes & Metabolism Physician
- License
- 87417-20
- Practice address
- 451 Junction Rd
Madison, WI 53717-2656 - Phone
- (608) 916-0300
- Fax
- (608) 265-7519
- NPI assigned
- Apr 16, 2021
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 2024021357 | MO | |
| Endocrinology, Diabetes & Metabolism Physician | 207RE0101X | 87417-20 | WI | Primary |
Addresses
Primary practice location
451 Junction Rd
Madison, WI 53717-2656
Mailing address
7974 Uw Health CT
Middleton, WI 53562-5531
Other practice location 1
4621 Eastpark Blvd
Madison, WI 53718-2000
Phone (608) 263-5010
Other practice location 2
4602 Eastpark Blvd
Madison, WI 53718-2002
Phone (608) 916-0300
Other practice location 3
4921 Parkview Pl
Saint Louis, MO 63110-1032
Phone (314) 362-3500
Other practice location 4
1 Barnes Jew Hosp Plz
Saint Louis, MO 63110-1003
Phone (314) 362-3500
Other practice location 5
600 Highland Ave
Madison, WI 53792-0001
Phone (608) 263-7741
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in TN
- 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 |
|---|---|---|---|---|
| I20210514000124 | TN | Order and Referring Only - Internal Medicine | 3870902299 |
Care Compare profile
Medicare Care Compare- Specialty
- Endocrinology
- Education
- Tulane University School of Medicine, 2021
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
7974 Uw Health CT
Middleton, WI 53562-5531
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1618531200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1784851200000",
"number": "1477134922",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "7974 UW HEALTH CT",
"city": "MIDDLETON",
"state": "WI",
"postal_code": "535625531"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "451 JUNCTION RD",
"city": "MADISON",
"state": "WI",
"postal_code": "537172656",
"telephone_number": "608-916-0300",
"fax_number": "608-265-7519"
}
],
"practiceLocations": [
{
"address_1": "4621 Eastpark Blvd",
"address_purpose": "LOCATION",
"city": "Madison",
"state": "WI",
"postal_code": "537182000",
"country_code": "US",
"telephone_number": "608-263-5010",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "4602 Eastpark Blvd",
"address_purpose": "LOCATION",
"city": "Madison",
"state": "WI",
"postal_code": "537182002",
"country_code": "US",
"telephone_number": "608-916-0300",
"fax_number": "608-265-7519",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "4921 Parkview Pl",
"address_purpose": "LOCATION",
"city": "Saint Louis",
"state": "MO",
"postal_code": "631101032",
"country_code": "US",
"telephone_number": "314-362-3500",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1 Barnes Jew Hosp Plz",
"address_purpose": "LOCATION",
"city": "Saint Louis",
"state": "MO",
"postal_code": "631101003",
"country_code": "US",
"telephone_number": "314-362-3500",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "600 Highland Ave",
"address_purpose": "LOCATION",
"city": "Madison",
"state": "WI",
"postal_code": "537920001",
"country_code": "US",
"telephone_number": "608-263-7741",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "KONTOGHIORGHES",
"first_name": "CHRISTOPHER",
"middle_name": "PHILIP",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2021-04-16",
"last_updated": "2026-07-24",
"certification_date": "2026-07-24",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "MO",
"license": "2024021357",
"primary": false
},
{
"code": "207RE0101X",
"taxonomy_group": "",
"desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
"state": "WI",
"license": "87417-20",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Madison, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 24, 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.