Michael Welker, COTA
NPI 1083994313 · Occupational Therapy Assistant · Mesa, AZ
Michael Welker, COTA is a Occupational Therapy Assistant provider in Mesa, AZ (NPI 1083994313).
Provider details
- NPI number
- 1083994313
- Entity type
- Individual
- Primary specialty
- Occupational Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- COTA
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4873 (AZ)
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
15 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
- 2011-08-18
- Last updated
- 2011-08-31
Frequently asked questions
- What is Michael Welker's NPI number?
- Michael Welker's National Provider Identifier (NPI) is 1083994313, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Welker's specialty?
- Michael Welker is listed in the NPPES registry with a primary specialty of Occupational Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Michael Welker located?
- Michael Welker's practice location on file with NPPES is 9822 E Empress Ave, Mesa, AZ 85208-5852.
- What is Michael Welker's phone number?
- The practice phone number listed in the NPPES registry for Michael Welker is (480) 558-5131.
- Is Michael Welker's NPI active?
- Yes — Michael Welker's NPI (1083994313) is active in the NPPES registry as of the last update on 2011-08-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.