Active NPI
Samantha Ann Witner, CRNP
- Nurse Practitioner
- Lock Haven, PA
National Provider Identifier
1457836447
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Nurse Practitioner
- License
- SP018957
- Practice address
- 24 Cree Dr
Lock Haven, PA 17745-2639 - Phone
- (570) 321-2850
- Fax
- (570) 321-2851
- NPI assigned
- Sep 26, 2018
- 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 |
|---|---|---|---|---|
| Nurse Practitioner | 363L00000X | SP018957 | PA | Primary |
Addresses
Primary practice location
24 Cree Dr
Lock Haven, PA 17745-2639
Mailing address
1201 Grampian Blvd
Williamsport, PA 17701-1900
Other names 1
- Samantha Ann Curles
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | switner271632@upmc.direct-ci.com |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in PA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- Other, 2018
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
700 High St
Williamsport, PA 17701-3100
Phone (570) 321-2850
Hospital & facility affiliations
Merit-based Incentive Payment System (MIPS)
- Final score
- 81.06 of 100
- Quality
- 62.07
- Promoting interoperability
- 100
- Improvement activities
- 40
- Cost
- 74.81
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Susquehanna Physician Services | Current | Accepting new patients | |
| Susquehanna Physician Services | Current | Accepting new patients | |
| Susquehanna Physician Services | Nurse Practitioner | Current | Accepting new patients |
Locations
24 Cree Dr
Lock Haven, PA 17745
Phone (570) 893-5000
1201 Grampian Blvd
Williamsport, PA 17701
Phone (570) 326-8723
700 High St
Williamsport, PA 17701
Phone (570) 321-1000
Interoperability endpoints
- switner271632@upmc.direct-ci.com
Organizations & group practices 3
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.
-
- Internal Medicine Physician
- Williamsport, PA
- NPI 1992743868
Nurse Practitioner
-
- Radiology Clinic/Center
- Mansfield, PA
- NPI 1073361564
-
- Emergency Medicine Physician
- Williamsport, PA
- NPI 1992359798
Hospital & facility affiliations 7
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Williamsport, PA
- NPI 1609801976
-
- Psychiatric Hospital Unit
- Williamsport, PA
- NPI 1649746488
-
- General Acute Care Hospital
- Williamsport, PA
- NPI 1740365097
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1537920000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1784764800000",
"number": "1457836447",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1201 GRAMPIAN BLVD",
"city": "WILLIAMSPORT",
"state": "PA",
"postal_code": "177011900"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "24 CREE DR",
"city": "LOCK HAVEN",
"state": "PA",
"postal_code": "177452639",
"telephone_number": "570-321-2850",
"fax_number": "570-321-2851"
}
],
"practiceLocations": [],
"basic": {
"last_name": "WITNER",
"first_name": "SAMANTHA",
"middle_name": "ANN",
"name_prefix": "Mrs.",
"credential": "CRNP",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2018-09-26",
"last_updated": "2026-07-23",
"certification_date": "2020-02-05",
"status": "A"
},
"taxonomies": [
{
"code": "363L00000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner",
"state": "PA",
"license": "SP018957",
"primary": true
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "switner271632@upmc.direct-ci.com",
"affiliation": "N",
"address_1": "600 Grant St",
"address_2": "Floor 58",
"city": "Pittsburgh",
"state": "PA",
"country_code": "US",
"postal_code": "152192702",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": [
{
"first_name": "SAMANTHA",
"last_name": "CURLES",
"middle_name": "ANN",
"code": "1",
"type": "Former Name"
}
]
}Other providers in Lock Haven, PA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 23, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- 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.