Active NPI
Amy Keegan Nicholson, DC
- Chiropractor
- Middletown, PA
National Provider Identifier
1720905615
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Chiropractor
- License
- DC012148
- Practice address
- 500 N Union St
Middletown, PA 17057-1950 - Phone
- (717) 944-2225
- Fax
- (717) 944-0932
- NPI assigned
- Jul 1, 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 |
|---|---|---|---|---|
| Chiropractor | 111N00000X | DC012148 | PA | Primary |
Addresses
Primary practice location
500 N Union St
Middletown, PA 17057-1950
Mailing address
500 N Union St
Middletown, PA 17057-1950
Phone (717) 944-2225
Other practice location 1
845 Sir Thomas Ct
Harrisburg, PA 17109-4839
Phone (717) 652-4002
Other practice location 2
20 N Barbara St
Mount Joy, PA 17552-1402
Phone (717) 492-0303
Other practice location 3
1300 Bent Creek Blvd
Mechanicsburg, PA 17050-1871
Phone (717) 796-2225
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
Care Compare profile
Medicare Care Compare- Specialty
- Chiropractic
- Education
- Other, 2026
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
2 Market Plaza Way
Mechanicsburg, PA 17055-5679
500 N Union St
Middletown, PA 17057-1950
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1782864000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1782864000000",
"number": "1720905615",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "500 N UNION ST",
"city": "MIDDLETOWN",
"state": "PA",
"postal_code": "170571950",
"telephone_number": "717-944-2225",
"fax_number": "717-944-0932"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "500 N UNION ST",
"city": "MIDDLETOWN",
"state": "PA",
"postal_code": "170571950",
"telephone_number": "717-944-2225",
"fax_number": "717-944-0932"
}
],
"practiceLocations": [
{
"address_1": "845 Sir Thomas Ct",
"address_purpose": "LOCATION",
"city": "Harrisburg",
"state": "PA",
"postal_code": "171094839",
"country_code": "US",
"telephone_number": "717-652-4002",
"fax_number": "717-652-4005",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "20 N Barbara St",
"address_purpose": "LOCATION",
"city": "Mount Joy",
"state": "PA",
"postal_code": "175521402",
"country_code": "US",
"telephone_number": "717-492-0303",
"fax_number": "717-492-0309",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1300 Bent Creek Blvd",
"address_purpose": "LOCATION",
"city": "Mechanicsburg",
"state": "PA",
"postal_code": "170501871",
"country_code": "US",
"telephone_number": "717-796-2225",
"fax_number": "717-796-2229",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "NICHOLSON",
"first_name": "AMY",
"middle_name": "KEEGAN",
"credential": "DC",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-07-01",
"last_updated": "2026-07-01",
"certification_date": "2026-07-01",
"status": "A"
},
"taxonomies": [
{
"code": "111N00000X",
"taxonomy_group": "",
"desc": "Chiropractor",
"state": "PA",
"license": "DC012148",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Middletown, PA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 1, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- 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.