Heather Diaz, LMHC
NPI 1578883757 · Mental Health Counselor · Lynnwood, WA
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Heather Diaz, LMHC is a Mental Health Counselor provider in Lynnwood, WA (NPI 1578883757).
Provider details
- NPI number
- 1578883757
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMHC
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
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
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 9485 W Colfax AveLakewood, CO 80215-3918Phone: (303) 432-5200
Registry dates
- Enumerated
- 2010-06-10
- Last updated
- 2025-11-04
- Certified
- 2025-11-04
Frequently asked questions
- What is Heather Diaz's NPI number?
- Heather Diaz's National Provider Identifier (NPI) is 1578883757, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Diaz's specialty?
- Heather Diaz is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Heather Diaz located?
- Heather Diaz's practice location on file with NPPES is 5108 196th St Sw Ste 350, Lynnwood, WA 98036-6169.
- What is Heather Diaz's phone number?
- The practice phone number listed in the NPPES registry for Heather Diaz is (425) 582-2041.
- Does Heather Diaz accept Medicare?
- Heather Diaz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Heather Diaz's NPI active?
- Yes — Heather Diaz's NPI (1578883757) is active in the NPPES registry as of the last update on 2025-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.