Active NPI
Jeffrey S. Zwerling, D.C.
- Chiropractor
- Willow Grove, PA
National Provider Identifier
1821090671
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Chiropractor
- License
- DC003516L
- Practice address
- 612 Fitzwatertown Rd
1St Floor
Willow Grove, PA 19090-1904 - Phone
- (215) 830-6800
- Fax
- (215) 830-9712
- NPI assigned
- Aug 11, 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 |
|---|---|---|---|---|
| Chiropractor | 111N00000X | DC003516L | PA | Primary |
Addresses
Primary practice location
612 Fitzwatertown Rd
1St Floor
Willow Grove, PA 19090-1904
Mailing address
612 Fitzwatertown Rd
1St Floor
Willow Grove, PA 19090-1904
Phone (215) 830-6800
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 1527055 | Other | PA | BC/BS ASSIGNMENT ACCT # |
| 2216547000 | Other | PA | KEYSTONE ASSIGNMENT ACCT |
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
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| State Line Health Care LLC | Chiropractor | Past | Accepting new patients |
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Chiropractor
- Chadds Ford, PA
- NPI 1376761221
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1123718400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1821090671",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "612 FITZWATERTOWN RD",
"address_2": "1ST FLOOR",
"city": "WILLOW GROVE",
"state": "PA",
"postal_code": "190901904",
"telephone_number": "215-830-6800",
"fax_number": "215-830-9712"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "612 FITZWATERTOWN RD",
"address_2": "1ST FLOOR",
"city": "WILLOW GROVE",
"state": "PA",
"postal_code": "190901904",
"telephone_number": "215-830-6800",
"fax_number": "215-830-9712"
}
],
"practiceLocations": [],
"basic": {
"last_name": "ZWERLING",
"first_name": "JEFFREY",
"middle_name": "S.",
"credential": "D.C.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-08-11",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "111N00000X",
"taxonomy_group": "",
"desc": "Chiropractor",
"state": "PA",
"license": "DC003516L",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "BC/BS ASSIGNMENT ACCT #",
"identifier": "1527055",
"state": "PA"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "KEYSTONE ASSIGNMENT ACCT",
"identifier": "2216547000",
"state": "PA"
}
],
"endpoints": [],
"other_names": []
}Other providers in Willow Grove, PA
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.