What is Katherine Martin's NPI number?

Katherine Martin's National Provider Identifier (NPI) is 1205698644, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Katherine Martin's specialty?

Katherine Martin is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).

Where is Katherine Martin located?

Katherine Martin's practice location on file with NPPES is 24 Antrim Commons Dr, Greencastle, PA 17225-1623.

What is Katherine Martin's phone number?

The practice phone number listed in the NPPES registry for Katherine Martin is (717) 593-0512.

Does Katherine Martin accept Medicare?

Katherine Martin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Katherine Martin's NPI active?

Yes — Katherine Martin's NPI (1205698644) is active in the NPPES registry as of the last update on 2025-10-27.

IndividualActiveAccepts Medicare

Katherine Martin

NPI 1205698644 · Family Nurse Practitioner · Greencastle, PA

Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Katherine Martin is a Family Nurse Practitioner provider in Greencastle, PA (NPI 1205698644).

Provider details

NPI number: 1205698644
Entity type: Individual
Primary specialty: Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Sex: Female
Sole proprietor: No
License: SP029194 (PA)

Specialties & taxonomies

Family Nurse PractitionerPrimary363LF0000XLicense SP029194 (PA)
Physician Assistants & Advanced Practice Nursing Providers

Profile Score

Established profile(66/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
2 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
15 documented practice locations

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

24 Antrim Commons Dr

Greencastle, PA 17225-1623

Phone: (717) 593-0512

Street-level locationGet directions

More PA providers

Mailing address

601 Memory Ln

York, PA 17402-2231

Additional practice locations (14)

9 Nathan Ln
Annville, PA 17003-6500
Phone: (717) 639-3350
42 Cherry Ln
Carlisle, PA 17015-7851
Phone: (717) 245-1663
1000 Norland Ave
Chambersburg, PA 17201-4229
Phone: (717) 267-6363
446 N Reading Rd
Ephrata, PA 17522-9802
Phone: (717) 738-5275
455 S Washington St Ste 12
Gettysburg, PA 17325-2516
Phone: (717) 339-2875
100 Eisenhower Dr
Hanover, PA 17331-5241
Phone: (717) 646-4201
101 W Airport Rd
Lititz, PA 17543-9274
Phone: (717) 466-2445
Fax: (717) 466-2447
4050 N George Street Ext
Manchester, PA 17345-9347
Phone: (717) 356-4370
46 Walnut Bottom Rd Ste 100
Shippensburg, PA 17257-8219
Phone: (717) 477-2764

Enumerated: 2024-01-30
Last updated: 2025-10-27
Certified: 2025-10-27

Frequently asked questions

What is Katherine Martin's NPI number?: Katherine Martin's National Provider Identifier (NPI) is 1205698644, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Katherine Martin's specialty?: Katherine Martin is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
Where is Katherine Martin located?: Katherine Martin's practice location on file with NPPES is 24 Antrim Commons Dr, Greencastle, PA 17225-1623.
What is Katherine Martin's phone number?: The practice phone number listed in the NPPES registry for Katherine Martin is (717) 593-0512.
Does Katherine Martin accept Medicare?: Katherine Martin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Katherine Martin's NPI active?: Yes — Katherine Martin's NPI (1205698644) is active in the NPPES registry as of the last update on 2025-10-27.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.