Isabella Riojas, PHD
NPI 1851629968 · Mental Health Counselor · Mountlake Terrace, WA
Isabella Riojas, PHD is a Mental Health Counselor provider in Mountlake Terrace, WA (NPI 1851629968).
Provider details
- NPI number
- 1851629968
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- No
- License
- MHC.LH.70048562 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Social Worker104100000X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
- 2009-12-01
- Last updated
- 2026-03-03
- Certified
- 2026-03-03
Frequently asked questions
- What is Isabella Riojas's NPI number?
- Isabella Riojas's National Provider Identifier (NPI) is 1851629968, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isabella Riojas's specialty?
- Isabella Riojas is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Isabella Riojas located?
- Isabella Riojas's practice location on file with NPPES is 6505 216th St Sw Ste 100, Mountlake Terrace, WA 98043-2089.
- What is Isabella Riojas's phone number?
- The practice phone number listed in the NPPES registry for Isabella Riojas is (509) 726-0192.
- Is Isabella Riojas's NPI active?
- Yes — Isabella Riojas's NPI (1851629968) is active in the NPPES registry as of the last update on 2026-03-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.