Nathaniel Markman
NPI 1144890419 · Physical Therapist · Oakland, CA
Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nathaniel Markman is a Physical Therapist provider in Oakland, CA (NPI 1144890419).
Provider details
- NPI number
- 1144890419
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- Yes
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
4 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2021-06-29
- Last updated
- 2022-02-11
- Certified
- 2021-06-29
Frequently asked questions
- What is Nathaniel Markman's NPI number?
- Nathaniel Markman's National Provider Identifier (NPI) is 1144890419, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathaniel Markman's specialty?
- Nathaniel Markman is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Nathaniel Markman located?
- Nathaniel Markman's practice location on file with NPPES is 895 59th St, Oakland, CA 94608-1433.
- What is Nathaniel Markman's phone number?
- The practice phone number listed in the NPPES registry for Nathaniel Markman is (314) 705-2530.
- Does Nathaniel Markman accept Medicare?
- Nathaniel Markman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nathaniel Markman's NPI active?
- Yes — Nathaniel Markman's NPI (1144890419) is active in the NPPES registry as of the last update on 2022-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.