John Sisk, COTA
NPI 1912978925 · Occupational Therapy Assistant · Phoenix, AZ
John Sisk, COTA is a Occupational Therapy Assistant provider in Phoenix, AZ (NPI 1912978925).
Provider details
- NPI number
- 1912978925
- Entity type
- Individual
- Primary specialty
- Occupational Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- COTA
- Sex
- Male
- License
- 1754 (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
20 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
- 2006-01-28
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Sisk's NPI number?
- John Sisk's National Provider Identifier (NPI) is 1912978925, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Sisk's specialty?
- John Sisk is listed in the NPPES registry with a primary specialty of Occupational Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is John Sisk located?
- John Sisk's practice location on file with NPPES is 5777 E Mayo Blvd, Phoenix, AZ 85054-4502.
- What is John Sisk's phone number?
- The practice phone number listed in the NPPES registry for John Sisk is (480) 301-8000.
- Is John Sisk's NPI active?
- Yes — John Sisk's NPI (1912978925) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.