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MARY KATHERINE HARMON APRN-CNP, WHNP-BC
NPI 1235642281
Nurse Practitioner - Women's Health in Meridian, ID

Active since November 13, 2017PECOS Enrolled
3875 E OVERLAND RD STE 108, MERIDIAN, ID 83642(208) 297-5829(208) 297-5769 Get Directions Write a Review

NPPES record last updated: November 21, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Nov 21, 2025, Jun 27, 2025, Jan 11, 2018 and 1 more (4 updates tracked since 2017).

About Mary Katherine Harmon Aprn-cnp, Whnp-bc NPPES

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

MARY KATHERINE HARMON APRN-CNP, WHNP-BC (NPI 1235642281) is an individual women's health provider in Meridian, Idaho, licensed in Idaho (2271450) and active in the NPI registry since November 2017. She is enrolled in Medicare PECOS and is a graduate of Other (2017).

NPPES Registry Identity

NPI1235642281
Entity TypeIndividualFemale
Primary Taxonomy363LW0102X
Provider Legal NameMARY KATHERINE HARMONCredential: APRN-CNP, WHNP-BC
Location Address3875 E OVERLAND RD STE 108Meridian, ID 83642-9047
Mailing Address3875 E Overland Rd Ste 108Meridian, ID 83642-9047 · (208) 297-5829 · Fax (208) 297-5769
Phone(208) 297-5829
Fax(208) 297-5769
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateNovember 13, 2017
Last NPPES UpdateNovember 21, 20254 updates tracked since enumeration
NPPES CertifiedNovember 21, 2025
✔ NPI 1235642281 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Women's HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LW0102X
Licenses✔ Licensed in ID · 2271450✔ Licensed in CA · 95007802
3875 E OVERLAND RD STE 108, Meridian, ID 83642
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Moda Health Plan, Inc., Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mary Katherine Harmon Aprn-cnp, Whnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9638672686
PECOS Enrollment IDI20250915000801
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 83642 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$81.13 typical visit price
range $52.44 – $160.17
Typical copayment $20.28 (range $13.11 – $40.04)
Most-billed visit code 99203
Established Patient
$93.26 typical visit price
range $16.68 – $130.93
Typical copayment $23.31 (range $4.17 – $32.73)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 3

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

CAITLYN BOECK FNP
Nurse Practitioner (Family)
3875 E OVERLAND RD STE 108
MERIDIAN, ID 83642
Ada County (208) 906-9128
AGELESS WOMEN'S HEALTH ID LLC
Family Medicine (Adult Medicine)
3875 E OVERLAND RD STE 108
MERIDIAN, ID 83642
Ada County (208) 268-5592
ELAINE HUMPHRIES
Nurse Practitioner (Acute Care)
3875 E OVERLAND RD STE 108
MERIDIAN, ID 83642
Ada County (208) 297-5829

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 Harmon's NPI number?

The NPI number for Mary Harmon is 1235642281. It was assigned to this individual provider in the NPPES registry on November 13, 2017.

Where is Mary Harmon located?

Mary Harmon practices at 3875 E Overland Rd Ste 108, Meridian, ID 83642. The listed phone number is (208) 297-5829.

What is Mary Harmon's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Women's Health, with taxonomy code 363LW0102X.

Is Mary Harmon enrolled in Medicare?

Yes. Mary Harmon is registered in the Medicare PECOS enrollment system.

What insurance does Mary Harmon accept?

Health plans from Moda Health Plan, Inc. and Providence Health Plan list Mary Harmon 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 Harmon was last updated on November 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.