Active NPI
William John McMahon, M.D.
- General Practice Physician
- Chicago, IL
National Provider Identifier
1174893952
On this page
Key facts
NPPES NPI Registry- Primary specialty
- General Practice Physician
- License
- 036042137
- Practice address
- 10465 S Seeley Ave
Chicago, IL 60643-2630 - Phone
- (773) 727-3642
- NPI assigned
- Jan 10, 2012
- Sex
- Male
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| General Practice Physician | 208D00000X | 036042137 | IL | Primary |
Addresses
Primary practice location
10465 S Seeley Ave
Chicago, IL 60643-2630
Mailing address
10465 S Seeley Ave
Chicago, IL 60643-2630
Phone (773) 727-3642
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 Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 036042137 | IL | MD | General Practice Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1326153600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1326153600000",
"number": "1174893952",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "10465 S SEELEY AVE",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606432630",
"telephone_number": "773-727-3642"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "10465 S SEELEY AVE",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606432630",
"telephone_number": "773-727-3642"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MCMAHON",
"first_name": "WILLIAM",
"middle_name": "JOHN",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2012-01-10",
"last_updated": "2012-01-10",
"status": "A"
},
"taxonomies": [
{
"code": "208D00000X",
"taxonomy_group": "",
"desc": "General Practice",
"state": "IL",
"license": "036042137",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Chicago, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 10, 2012; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.