MARY L DAY (MS) – Mental Health Counselor, NPI 1871676726

MARY L DAY (MS) is a healthcare provider. based in Yakima, Washington. specializing in MENTAL HEALTH COUNSELOR. They hold the professional credentials MS. They hold a License No. LH00009968 (WA). The NPI Number for MARY L DAY (MS) is 1871676726

Main info

Female
23 Years Of Experience
Accepts Medicare Assignment
Name
MARY L DAY (MS)
NPI
1871676726
Phone
(509) 575-4084
Address
PO BOX 959
Enumeration Date
23 October 2006
Last Update Date
8 July 2007

Doctor Profile

Medical School Name
OTHER
Secondary Phone
5099685086
Graduation Year
2003 (23 years ago)
PAC ID
6305388406
Group Practice PAC ID
3274897665
Professional Enrollment ID
I20240604003783
Address ID
WA989269367EL2109XRDXX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

1,452 MENTAL HEALTH COUNSELOR in WA

Loading map...

Provider Addresses for MARY L DAY (MS)

  • PO BOX 959

    YAKIMA, WA 989070959

    Phone: (509) 575-4084

    Type: Mailing

  • 220, West 4th Avenue, Ellensburg, Kittitas County, Washington, 98926, United States

    ELLENSBURG, WA 989263060

    Phone: (509) 925-9861

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2024-06-04

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20240604003783IMental Health CounselorWATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 98907)

Loading plans...

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 3274897665View full group profile
NameSpecialtyState
Clinical Social WorkerWA
Mental Health CounselorWA
-WA
Clinical Social WorkerMI
Mental Health CounselorWA
Nurse PractitionerWA
Clinical PsychologistCA
Clinical PsychologistOR
Clinical Social WorkerWA
Clinical Social WorkerWA

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

Can I cross-check MARY L DAY (MS) using NPI 1871676726?
NPI 1871676726 belongs to MARY L DAY (MS); compare other details if you need extra assurance.
Is MARY L DAY (MS) shown as active in public data?
Registry records indicate MARY L DAY (MS) maintains an active NPI.
How would a patient describe MARY L DAY (MS)'s focus?
For MARY L DAY (MS), the primary taxonomy reads as Mental Health Counselor. Clinical services aligned with this taxonomy classification.
Is MARY L DAY (MS) associated with Yakima?
Public fields place MARY L DAY (MS) around Yakima, Washington. Always confirm the exact site before visiting.
Does inactive status remove historical data?
Historical rows can remain visible after status changes — read the dates carefully.

Similar Providers

Yakima Post Office, West Washington Avenue, Yakima, Yakima County, Washington, 98903, United States
NPI: 1881666352

TERENCE L WALKER (ARNP)

Psychiatric/Mental Health Nurse Practitioner
Yakima Post Office, West Washington Avenue, Yakima, Yakima County, Washington, 98903, United States
NPI: 1467428235

MS. TERRI ALLEN (M.S., LMHC)

Mental Health Counselor
440, Breaum Road, Gleed, Yakima County, Washington, 98908, United States
NPI: 1376508747

MRS. SHAUNNA HARDING (LMHC)

Mental Health Counselor
1401, Conrad Avenue, Yakima, Yakima County, Washington, 98902, United States
NPI: 1326003203

MRS. JENNIFER ANNE LAURVICK (LMHC)

Mental Health Counselor
415, South 44th Street, Terrace Heights, Yakima County, Washington, 98901, United States
NPI: 1275599110
321 CHUCKARUT LN
NPI: 1942266770

BEV ROWLAND (M.ED)

Mental Health Counselor
171 SOLE RD
NPI: 1285690172

MR. RICKY RAMERO RANGEL (MSW,CDP)

Mental Health Counselor
1809, Grant Street, Yakima, Yakima County, Washington, 98902, United States
NPI: 1407812266

MR. KENNETH RAY DORAIS (M.ED.)

Mental Health Counselor
PO BOX 190
NPI: 1982660775