Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Heather I Diaz, LMHC

Individual provider Mental Health Counselor · NPI 1578883757

Heather I Diaz, LMHC is a Mental Health Counselor in Lynnwood, Washington. Qualified in 2011, 15 years ago. Practices as a sole proprietor and works from 2 locations.

Years since qualifying
15
In the registry since
2010
What do these letters mean?
LMHC — Licensed Mental Health Counselor
A licensed mental health counsellor; the title used in Florida, New York and Washington among others.

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Practice location Address checks out

5108 196th St SW Ste 350
Lynnwood, WA 98036-6169
Phone: (425) 582-2041
Fax: (425) 527-0468
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 9485 W Colfax Ave, Lakewood, CO 80215-3918 — (303) 432-5200

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1578883757
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMHC
Sole proprietorYes
NPI enumeratedJune 10, 2010
Last updated in NPPESNovember 4, 2025
Certification dateNovember 4, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyMENTAL HEALTH COUNSELOR
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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