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

MELISSA A HATHHORN NP
NPI 1124609029
Nurse Practitioner - Psychiatric/Mental Health in Weiser, ID

Q: What is Melissa Hathhorn's NPI number?

The NPI number for Melissa Hathhorn is 1124609029. It was assigned to this individual provider in the NPPES registry on April 21, 2021.

Q: What is Melissa Hathhorn's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Q: When was this NPI record last updated?

The NPPES record for Melissa Hathhorn was last updated on September 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.

Active since April 21, 2021PECOS EnrolledAccepts Medicare Assignment

360 E LIBERTY ST STE B, WEISER, ID 83672(208) 549-4424(208) 441-0482 Get Directions Write a Review

NPPES record last updated: September 30, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 30, 2026, Apr 21, 2021 (2 updates tracked since 2021).

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About Melissa A Hathhorn Np NPPES

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

MELISSA A HATHHORN NP (NPI 1124609029) is an individual psychiatric/mental health provider in Weiser, Idaho, licensed in Idaho (67969) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2020).

NPPES Registry Identity

NPI1124609029

Entity TypeIndividualFemale

Primary Taxonomy363LP0808X

Provider Legal NameMELISSA A HATHHORNCredential: NP

Location Address360 E LIBERTY ST STE BWeiser, ID 83672-2261

Mailing Address1024 W 2nd StWeiser, ID 83672-1809 · (360) 798-8127

Phone(208) 549-4424

Fax(208) 441-0482

Sole ProprietorYes

Medical School CMSOtherGraduated 2020

Enumeration DateApril 21, 2021

Last NPPES UpdateSeptember 30, 20262 updates tracked since enumeration

NPPES CertifiedSeptember 30, 2026

✔ NPI 1124609029 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LP0808X

License✔ Licensed in ID · 67969

360 E LIBERTY ST STE B, Weiser, ID 83672

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Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Melissa A Hathhorn Np 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 ID6608267927

PECOS Enrollment IDI20220217002030

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.

Medicare Billing Reassignment

Medicare enrollment records show Melissa Hathhorn reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Weiser Valley Hospital District

Same address

Family Medicine

360 E LIBERTY ST STE B
Weiser, ID 83672

Reassigned Medicare billing, Idaho enrollment
77 clinicians in this Medicare group

NPI 1255364030 (208) 549-4424

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 83672 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.

WEISER VALLEY HOSPITAL DISTRICT

Family Medicine

360 E LIBERTY ST STE B
WEISER, ID 83672

Washington County (208) 549-4424

JORDAN V BLANCHARD M.D.

Family Medicine

360 E LIBERTY ST STE B
WEISER, ID 83672

Washington County (208) 549-4424

KAYLA LO FNP-C

Nurse Practitioner (Family)

360 E LIBERTY ST STE B
WEISER, ID 83672

Washington County (208) 549-4424

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 Melissa Hathhorn's NPI number?

The NPI number for Melissa Hathhorn is 1124609029. It was assigned to this individual provider in the NPPES registry on April 21, 2021.

Where is Melissa Hathhorn located?

Melissa Hathhorn practices at 360 E Liberty St Ste B, Weiser, ID 83672. The listed phone number is (208) 549-4424.

What is Melissa Hathhorn's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Melissa Hathhorn enrolled in Medicare?

Yes. Melissa Hathhorn 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.

Which organization bills Medicare for Melissa Hathhorn's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Melissa Hathhorn reassigns Medicare benefits to Weiser Valley Hospital District (Weiser, ID). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Melissa Hathhorn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Melissa Hathhorn accept?

Health plans from Moda Health Plan, Inc. and PacificSource Health Plans list Melissa Hathhorn 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 Melissa Hathhorn was last updated on September 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.