Active NPI
Mark Alan McWilliams, D.C.
- Chiropractor
- Bellevue, OH
National Provider Identifier
1699729467
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Chiropractor
- License
- 1800
- Practice address
- 1500 Seneca Industrial Pkwy W
Bellevue, OH 44811-9049 - Phone
- (419) 483-0779
- NPI assigned
- May 19, 2006
- 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 |
|---|---|---|---|---|
| Chiropractor | 111N00000X | 1800 | OH | Primary |
Addresses
Primary practice location
1500 Seneca Industrial Pkwy W
Bellevue, OH 44811-9049
Mailing address
6697 Young Rd
Bellevue, OH 44811-9790
Phone (419) 483-6919
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 0868324 | Medicaid | OH |
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)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 1800 | OH | MD | Physical Therapy Assistant |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1147996800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1699729467",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "6697 YOUNG RD",
"city": "BELLEVUE",
"state": "OH",
"postal_code": "448119790",
"telephone_number": "419-483-6919"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1500 SENECA INDUSTRIAL PKWY W",
"city": "BELLEVUE",
"state": "OH",
"postal_code": "448119049",
"telephone_number": "419-483-0779"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MCWILLIAMS",
"first_name": "MARK",
"middle_name": "ALAN",
"credential": "D.C.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-05-19",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "111N00000X",
"taxonomy_group": "",
"desc": "Chiropractor",
"state": "OH",
"license": "1800",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "0868324",
"state": "OH"
}
],
"endpoints": [],
"other_names": []
}Other providers in Bellevue, OH
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.