Mary Zerby, OTR
NPI 1558910356 · Occupational Therapist · Sayre, PA
Enrolled with Medicare as Practitioner - Occupational Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Zerby, OTR is a Occupational Therapist provider in Sayre, PA (NPI 1558910356).
Provider details
- NPI number
- 1558910356
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR
- Sex
- Female
- Sole proprietor
- No
- License
- OC015116 (PA)
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
- 2019-09-05
- Last updated
- 2023-02-23
- Certified
- 2023-02-23
Frequently asked questions
- What is Mary Zerby's NPI number?
- Mary Zerby's National Provider Identifier (NPI) is 1558910356, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Zerby's specialty?
- Mary Zerby is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mary Zerby located?
- Mary Zerby's practice location on file with NPPES is 1 Guthrie Sq, Sayre, PA 18840-1625.
- What is Mary Zerby's phone number?
- The practice phone number listed in the NPPES registry for Mary Zerby is (570) 888-5858.
- Does Mary Zerby accept Medicare?
- Mary Zerby is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Zerby's NPI active?
- Yes — Mary Zerby's NPI (1558910356) is active in the NPPES registry as of the last update on 2023-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.