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

MS. Katrina Mercer, MA, LMHC

Individual provider Mental Health Counselor · NPI 1255425104

MS. Katrina Mercer, MA, LMHC is a Mental Health Counselor in Redmond, Washington. Qualified in 1997, 29 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
29
Licensed in
WA
In the registry since
2006
What do these letters mean?
MA — Master of Arts
A graduate arts degree.
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

16701 NE 80th St Ste 204
Redmond, WA 98052-3937
Phone: (425) 844-0412
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence LH00005504 (WA)

Record details

NPI number1255425104
Entity typeIndividual (Type 1)
GenderFemale
Credentials MA , LMHC
Sole proprietorYes
NPI enumeratedOctober 3, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyMENTAL HEALTH COUNSELOR
Medical schoolOTHER
Graduated 1997 (29 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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