Mary Hesterwerth, OTR/L
NPI 1235677188 · Pediatric Occupational Therapist · Vail, AZ
Enrolled with Medicare as Practitioner - Occupational Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Hesterwerth, OTR/L is a Pediatric Occupational Therapist provider in Vail, AZ (NPI 1235677188).
Provider details
- NPI number
- 1235677188
- Entity type
- Individual
- Primary specialty
- Pediatric Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR/L
- Sex
- Female
- Sole proprietor
- No
- License
- 16162 (CA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
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
9 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
- 2017-02-10
- Last updated
- 2020-02-18
- Certified
- 2020-02-18
Frequently asked questions
- What is Mary Hesterwerth's NPI number?
- Mary Hesterwerth's National Provider Identifier (NPI) is 1235677188, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Hesterwerth's specialty?
- Mary Hesterwerth is listed in the NPPES registry with a primary specialty of Pediatric Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mary Hesterwerth located?
- Mary Hesterwerth's practice location on file with NPPES is 13801 E Benson Hwy, Vail, AZ 85641-9074.
- What is Mary Hesterwerth's phone number?
- The practice phone number listed in the NPPES registry for Mary Hesterwerth is (510) 204-2672.
- Does Mary Hesterwerth accept Medicare?
- Mary Hesterwerth is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Hesterwerth's NPI active?
- Yes — Mary Hesterwerth's NPI (1235677188) is active in the NPPES registry as of the last update on 2020-02-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.