What is Katharine Gaj's NPI number?

Katharine Gaj's National Provider Identifier (NPI) is 1679916506, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Katharine Gaj's specialty?

Katharine Gaj is listed in the NPPES registry with a primary specialty of Orthopedic Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).

Where is Katharine Gaj located?

Katharine Gaj's practice location on file with NPPES is 200 E Jackson Blvd Ste 150, Elkhart, IN 46516-3513.

What is Katharine Gaj's phone number?

The practice phone number listed in the NPPES registry for Katharine Gaj is (574) 389-5558.

Does Katharine Gaj accept Medicare?

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

Is Katharine Gaj's NPI active?

Yes — Katharine Gaj's NPI (1679916506) is active in the NPPES registry as of the last update on 2026-04-10.

IndividualActiveAccepts Medicare

Katharine Gaj, DPT, OCS, COMT, ATC

NPI 1679916506 · Orthopedic Physical Therapist · Elkhart, IN

Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Katharine Gaj, DPT, OCS, COMT, ATC is a Orthopedic Physical Therapist provider in Elkhart, IN (NPI 1679916506).

Provider details

NPI number: 1679916506
Entity type: Individual
Primary specialty: Orthopedic Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Credential: DPT, OCS, COMT, ATC
Sex: Female
Sole proprietor: No
License: 05006852A (IN)

Specialties & taxonomies

Orthopedic Physical TherapistPrimary2251X0800XLicense 05006852A (IN)
Respiratory, Developmental, Rehabilitative and Restorative Service Providers

Profile Score

Detailed profile(87/100 index)

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

Registry tenure38% of score
13 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
6 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

200 E Jackson Blvd Ste 150

Elkhart, IN 46516-3513

Phone: (574) 389-5558

Fax: (574) 389-5559

Street-level locationGet directions

Mailing address

3245 Health Dr Ste 100

Granger, IN 46530-1380

Additional practice locations (5)

2222 Rieth Blvd Ste 103
Goshen, IN 46526-5869
Phone: (574) 875-9616
Fax: (574) 875-9817
3221 Beacon Pkwy Ste 100
Granger, IN 46530-7196
Phone: (574) 647-2930
Fax: (574) 647-2935
900 I St Ste 100
La Porte, IN 46350-5533
Phone: (219) 324-1730
Fax: (219) 324-1735
1815 E Ireland Rd Ste 100
South Bend, IN 46614-2845
Phone: (574) 647-5790
Fax: (574) 647-5792
100 Wellness Center
South Bend, IN 46556
Phone: (574) 634-9355

Enumerated: 2013-04-10
Last updated: 2026-04-10
Certified: 2026-04-10

Frequently asked questions

What is Katharine Gaj's NPI number?: Katharine Gaj's National Provider Identifier (NPI) is 1679916506, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Katharine Gaj's specialty?: Katharine Gaj is listed in the NPPES registry with a primary specialty of Orthopedic Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
Where is Katharine Gaj located?: Katharine Gaj's practice location on file with NPPES is 200 E Jackson Blvd Ste 150, Elkhart, IN 46516-3513.
What is Katharine Gaj's phone number?: The practice phone number listed in the NPPES registry for Katharine Gaj is (574) 389-5558.
Does Katharine Gaj accept Medicare?: Katharine Gaj is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Katharine Gaj's NPI active?: Yes — Katharine Gaj's NPI (1679916506) is active in the NPPES registry as of the last update on 2026-04-10.

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