Phyllis Mason, COTA/L
NPI 1487990735 · Occupational Therapy Assistant · Moses Lake, WA
Phyllis Mason, COTA/L is a Occupational Therapy Assistant provider in Moses Lake, WA (NPI 1487990735).
Provider details
- NPI number
- 1487990735
- Entity type
- Individual
- Primary specialty
- Occupational Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- COTA/L
- Sex
- Female
- Sole proprietor
- Yes
- License
- OC00000635 (WA)
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
13 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
- 2012-12-13
- Last updated
- 2012-12-13
Frequently asked questions
- What is Phyllis Mason's NPI number?
- Phyllis Mason's National Provider Identifier (NPI) is 1487990735, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Phyllis Mason's specialty?
- Phyllis Mason is listed in the NPPES registry with a primary specialty of Occupational Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Phyllis Mason located?
- Phyllis Mason's practice location on file with NPPES is 3057 Road H Ne, Moses Lake, WA 98837-9609.
- What is Phyllis Mason's phone number?
- The practice phone number listed in the NPPES registry for Phyllis Mason is (509) 760-6948.
- Is Phyllis Mason's NPI active?
- Yes — Phyllis Mason's NPI (1487990735) is active in the NPPES registry as of the last update on 2012-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.