Mary Ellen Machain, OTR
NPI 1649362252 · Pediatric Occupational Therapist · Vail, AZ
Mary Ellen Machain, OTR is a Pediatric Occupational Therapist provider in Vail, AZ (NPI 1649362252).
Provider details
- NPI number
- 1649362252
- Entity type
- Individual
- Primary specialty
- Pediatric Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR
- Sex
- Female
- Sole proprietor
- No
- License
- 0236 (AZ)
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
19 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
- 2006-09-29
- Last updated
- 2025-09-11
Frequently asked questions
- What is Mary Ellen Machain's NPI number?
- Mary Ellen Machain's National Provider Identifier (NPI) is 1649362252, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Ellen Machain's specialty?
- Mary Ellen Machain is listed in the NPPES registry with a primary specialty of Pediatric Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mary Ellen Machain located?
- Mary Ellen Machain's practice location on file with NPPES is 13801 E Benson Hwy, Vail, AZ 85641-9074.
- What is Mary Ellen Machain's phone number?
- The practice phone number listed in the NPPES registry for Mary Ellen Machain is (520) 879-2000.
- Is Mary Ellen Machain's NPI active?
- Yes — Mary Ellen Machain's NPI (1649362252) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.