Gregory Martka
NPI 1689208159 · Physical Therapist · Brooklyn, NY
Gregory Martka is a Physical Therapist provider in Brooklyn, NY (NPI 1689208159).
Provider details
- NPI number
- 1689208159
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 010437 (NY)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Mailing address
Registry dates
- Enumerated
- 2020-02-24
- Last updated
- 2020-02-24
- Certified
- 2020-02-24
Frequently asked questions
- What is Gregory Martka's NPI number?
- Gregory Martka's National Provider Identifier (NPI) is 1689208159, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Martka's specialty?
- Gregory Martka is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Gregory Martka located?
- Gregory Martka's practice location on file with NPPES is 49 Montrose Ave, Brooklyn, NY 11206-2580.
- What is Gregory Martka's phone number?
- The practice phone number listed in the NPPES registry for Gregory Martka is (718) 473-3808.
- Is Gregory Martka's NPI active?
- Yes — Gregory Martka's NPI (1689208159) is active in the NPPES registry as of the last update on 2020-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.