Katherine Guillen, COTA
NPI 1417130741 · Occupational Therapy Assistant · Phoenix, AZ
Katherine Guillen, COTA is a Occupational Therapy Assistant provider in Phoenix, AZ (NPI 1417130741).
Provider details
- NPI number
- 1417130741
- Entity type
- Individual
- Primary specialty
- Occupational Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- COTA
- Sex
- Female
- Sole proprietor
- No
- License
- 2006 (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
18 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
- 2007-12-10
- Last updated
- 2007-12-10
Frequently asked questions
- What is Katherine Guillen's NPI number?
- Katherine Guillen's National Provider Identifier (NPI) is 1417130741, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Guillen's specialty?
- Katherine Guillen is listed in the NPPES registry with a primary specialty of Occupational Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Katherine Guillen located?
- Katherine Guillen's practice location on file with NPPES is 1235 E Harmont Dr, Phoenix, AZ 85020-3864.
- What is Katherine Guillen's phone number?
- The practice phone number listed in the NPPES registry for Katherine Guillen is (602) 331-1470.
- Is Katherine Guillen's NPI active?
- Yes — Katherine Guillen's NPI (1417130741) is active in the NPPES registry as of the last update on 2007-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.