William Chasteen, COTA/L
NPI 1871945774 · Occupational Therapy Assistant · Lewiston, ME
William Chasteen, COTA/L is a Occupational Therapy Assistant provider in Lewiston, ME (NPI 1871945774).
Provider details
- NPI number
- 1871945774
- Entity type
- Individual
- Primary specialty
- Occupational Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- COTA/L
- Sex
- Male
- Sole proprietor
- Yes
- License
- TA3181 (ME)
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
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
- 2016-07-05
- Last updated
- 2016-07-05
Frequently asked questions
- What is William Chasteen's NPI number?
- William Chasteen's National Provider Identifier (NPI) is 1871945774, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Chasteen's specialty?
- William Chasteen is listed in the NPPES registry with a primary specialty of Occupational Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is William Chasteen located?
- William Chasteen's practice location on file with NPPES is 984 Sabattus St, Lewiston, ME 04240-3363.
- What is William Chasteen's phone number?
- The practice phone number listed in the NPPES registry for William Chasteen is (207) 624-1765.
- Is William Chasteen's NPI active?
- Yes — William Chasteen's NPI (1871945774) is active in the NPPES registry as of the last update on 2016-07-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.