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NANCY SANTOYO LMHC-A
NPI 1568930964
Counselor in Mattawa, WA

Active since November 05, 2018
601 GOVERNMENT RD, MATTAWA, WA 99349(509) 488-5256(509) 488-9939 Get Directions Write a Review

NPPES record last updated: October 21, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Aug 2, 2019, Nov 5, 2018 (2 updates tracked since 2018).

About Nancy Santoyo Lmhc-a NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NANCY SANTOYO LMHC-A (NPI 1568930964) is an individual counselor in Mattawa, Washington, licensed in Washington (MC70060990) and active in the NPI registry since November 2018. She maintains a secondary practice location in Othello.

NPPES Registry Identity

NPI1568930964
Entity TypeIndividualFemale
Primary Taxonomy101Y00000X
Provider Legal NameNANCY SANTOYOCredential: LMHC-A
Location Address601 GOVERNMENT RDMattawa, WA 99349-5120
Mailing Address1515 E Columbia StOthello, WA 99344-1846 · (509) 488-5256 · Fax (509) 488-9939
Phone(509) 488-5256
Fax(509) 488-9939
Sole ProprietorNo
Enumeration DateNovember 5, 2018
Last NPPES UpdateOctober 21, 20252 updates tracked since enumeration
NPPES CertifiedOctober 21, 2025
✔ NPI 1568930964 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselorBehavioral Health & Social Service Providers
Taxonomy Code101Y00000X
License✔ Licensed in WA · MC70060990
Definition
A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.
601 GOVERNMENT RD, Mattawa, WA 99349
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Secondary Practice Location 1

Location 11515 E Columbia StOthello, WA 99344-1846 · Phone (509) 488-5256 · Fax (509) 488-9939

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KELLY NATALIE BROWN RDH
Dental Hygienist
601 GOVERNMENT RD
MATTAWA, WA 99349
Grant County (509) 488-5256
BIANCA MENDOZA OD
Optometrist
601 GOVERNMENT RD
MATTAWA, WA 99349
Grant County (509) 488-5256
MEGAN PRYCE RDH
Dental Hygienist
601 GOVERNMENT RD
MATTAWA, WA 99349
Grant County (509) 488-5256
SARAH DINNEEN ANDERSON ARNP
Nurse Practitioner (Family)
601 GOVERNMENT RD
MATTAWA, WA 99349
Grant County (509) 488-5256
SELEMANI E WAMBUZI PA-C
Physician Assistant (Medical)
601 GOVERNMENT RD
MATTAWA, WA 99349
Grant County (509) 488-5256
MISTY A CHRISTENSEN RDH, EFDA
Dental Hygienist
601 GOVERNMENT RD
MATTAWA, WA 99349
Grant County (509) 688-3811
ERIKA CECILIA RITCHIE
Social Worker (Clinical)
601 GOVERNMENT RD
MATTAWA, WA 99349
Grant County (509) 488-5256

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nancy Santoyo's NPI number?

The NPI number for Nancy Santoyo is 1568930964. It was assigned to this individual provider in the NPPES registry on November 5, 2018.

Where is Nancy Santoyo located?

Nancy Santoyo practices at 601 Government Rd, Mattawa, WA 99349. The listed phone number is (509) 488-5256.

What is Nancy Santoyo's specialty?

The primary specialty registered for this NPI is Counselor with taxonomy code 101Y00000X.

When was this NPI record last updated?

The NPPES record for Nancy Santoyo was last updated on October 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.