Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MARY A DAVIS PHD
NPI 1912948563
Psychologist - Counseling in Boise, ID

Active since June 08, 2006PECOS Enrolled
1221 W HAYS ST, BOISE, ID 83702(208) 345-7358(208) 336-9984 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mary A Davis Phd NPPES

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

MARY A DAVIS PHD (NPI 1912948563) is an individual counseling provider in Boise, Idaho, licensed in Idaho (PSY-275) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1980).

NPPES Registry Identity

NPI1912948563
Entity TypeIndividualFemale
Primary Taxonomy103TC1900X
Provider Legal NameMARY A DAVISCredential: PHD
Location Address1221 W HAYS STBoise, ID 83702-5316
Mailing Address1221 W Hays StBoise, ID 83702-5316 · (208) 345-7358 · Fax (208) 336-9984
Fax(208) 336-9984
Sole ProprietorNo
Medical School CMSOtherGraduated 1980
Enumeration DateJune 8, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1912948563 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologist · CounselingBehavioral Health & Social Service Providers
Taxonomy Code103TC1900X
License Licensed in ID · PSY-275
Definition
A psychologist who specializes in general practice and health service. It focuses on how people function both personally and in their relationships at all ages. Counseling psychology addresses the emotional, social, work, school and physical health concerns people may have at different stages in their lives, focusing on typical life stresses and more severe issues with which people may struggle as individuals and as a part of families, groups and organizations. Counseling psychologists help people with physical, emotional and mental health issues improve their sense of well-being, alleviate feelings of distress and resolve crises. They also provide assessment, diagnosis, and treatment of more severe psychological symptoms.
1221 W HAYS ST, Boise, ID 83702

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Mary A Davis Phd is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID143124503
PECOS Enrollment IDI20041116000688
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 4

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

Psychologist (Clinical)
1221 W HAYS ST
BOISE, ID 83702
Psychologist
1221 W HAYS ST
BOISE, ID 83702
Psychologist
1221 W HAYS ST
BOISE, ID 83702
Psychologist
1221 W HAYS ST
BOISE, ID 83702

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 Mary Davis's NPI number?

The NPI number for Mary Davis is 1912948563. It was assigned to this individual provider in the NPPES registry on June 8, 2006.

Where is Mary Davis located?

Mary Davis practices at 1221 W Hays St, Boise, ID 83702. The listed phone number is (208) 345-7358.

What is Mary Davis's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Counseling, with taxonomy code 103TC1900X.

Is Mary Davis enrolled in Medicare?

Yes. Mary Davis is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Mary Davis accept?

Health plans from Moda Health Plan, Inc. and Providence Health Plan list Mary Davis as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mary Davis was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 29 days 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.