Active NPI
Caroline Veronica Ruiz, DO
- Family Medicine Physician
- Lancaster, PA
National Provider Identifier
1164352365
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Medicine Physician
- License
- OT-025069
- Practice address
- 555 N Duke St
Lancaster, PA 17602-2250 - Phone
- (717) 544-4950
- NPI assigned
- May 20, 2026
- Last updated
- May 20, 2026
- Sex
- Female
- 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 |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | OT-025069 | PA | Primary |
Addresses
Primary practice location
555 N Duke St
Lancaster, PA 17602-2250
Mailing address
555 N Duke St
Lancaster, PA 17602-2250
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
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| OT-025069 | PA | MD | Family Medicine Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1779235200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1779235200000",
"number": "1164352365",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "555 N DUKE ST",
"city": "LANCASTER",
"state": "PA",
"postal_code": "176022250"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "555 N DUKE ST",
"city": "LANCASTER",
"state": "PA",
"postal_code": "176022250",
"telephone_number": "717-544-4950"
}
],
"practiceLocations": [],
"basic": {
"last_name": "RUIZ",
"first_name": "CAROLINE",
"middle_name": "VERONICA",
"credential": "DO",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-05-20",
"last_updated": "2026-05-20",
"certification_date": "2026-05-20",
"status": "A"
},
"taxonomies": [
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "PA",
"license": "OT-025069",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Lancaster, PA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 20, 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.