WILLIAM CHRISTOPHER EGOLF
NPI 1083296461
Nurse Practitioner in Boise, ID

Q: What is William Egolf's NPI number?

The NPI number for William Egolf is 1083296461. It was assigned to this individual provider in the NPPES registry on April 25, 2021.

Q: What is William Egolf's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for William Egolf was last updated on December 11, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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 25, 2021PECOS Enrolled

6140 W CURTISIAN AVE STE 200, BOISE, ID 83704(208) 302-0000(208) 302-0055 Get Directions Write a Review

NPPES record last updated: December 11, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Dec 11, 2023, Dec 8, 2023, Jun 14, 2023 and 1 more (4 updates tracked since 2021).

On this page

About William Christopher Egolf NPPES

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

WILLIAM CHRISTOPHER EGOLF (NPI 1083296461) is an individual nurse practitioner in Boise, Idaho, licensed in Idaho (77436) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS and maintains a secondary practice location in Southfield.

NPPES Registry Identity

NPI1083296461

Entity TypeIndividualMale

Primary Taxonomy363L00000X

Provider Legal NameWILLIAM CHRISTOPHER EGOLF

Location Address6140 W CURTISIAN AVE STE 200Boise, ID 83704-0107

Mailing AddressPo Box 190930Boise, ID 83719-0930 · (208) 367-5170 · Fax (208) 367-5180

Phone(208) 302-0000

Fax(208) 302-0055

Sole ProprietorYes

Enumeration DateApril 25, 2021

Last NPPES UpdateDecember 11, 20234 updates tracked since enumeration

NPPES CertifiedDecember 11, 2023

✔ NPI 1083296461 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

Licenses✔ Licensed in ID · 77436✔ Licensed in MI · 4704303974

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

6140 W CURTISIAN AVE STE 200, Boise, ID 83704

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Secondary Practice Location 1

Location 116001 W 9 Mile RdSouthfield, MI 48075-4818 · Phone (248) 849-3000

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

William Christopher Egolf is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 William Egolf reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Saint Alphonsus Regional Medical Center Inc

0.1 mi

Psychologist

1055 N CURTIS RD
Boise, ID 83706

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

NPI 1649357716 (208) 367-4148

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 83704 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 15

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

PETAR G IGIC MD

Internal Medicine (Clinical Cardiac Electrophysiology)

6140 W CURTISIAN AVE STE 200
BOISE, ID 83704

Ada County (208) 302-0000

DREW STANLEY MIILLER NP

Nurse Practitioner (Family)

6140 W CURTISIAN AVE STE 200
BOISE, ID 83704

Ada County (208) 302-0000

UNIVERSITY OF UTAH ADULT SERVICES

Internal Medicine (Cardiovascular Disease)

6140 W CURTISIAN AVE STE 200
BOISE, ID 83704

Ada County (801) 581-2121

KAREN YUNUEN VEST FNP-C

Nurse Practitioner

6140 W CURTISIAN AVE STE 200
BOISE, ID 83704

Ada County (208) 302-0000

PATRICK SCOTT COLEMAN M.D.

Internal Medicine (Interventional Cardiology)

6140 W CURTISIAN AVE STE 200, 6140 W CURTISIAN AVE STE 200
BOISE, ID 83704

Ada County (208) 302-0000

MS. STEPHANIE HAYES

Physician Assistant (Surgical)

6140 W CURTISIAN AVE STE 200
BOISE, ID 83704

Ada County (208) 302-0000

WILLOW DETZER BRASHER NP

Nurse Practitioner (Family)

6140 W CURTISIAN AVE STE 200
BOISE, ID 83704

Ada County (208) 302-0000

GARHETT J ULMER NP

Nurse Practitioner

6140 W CURTISIAN AVE STE 200
BOISE, ID 83704

Ada County (208) 302-0000

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 William Egolf's NPI number?

The NPI number for William Egolf is 1083296461. It was assigned to this individual provider in the NPPES registry on April 25, 2021.

Where is William Egolf located?

William Egolf practices at 6140 W Curtisian Ave Ste 200, Boise, ID 83704. The listed phone number is (208) 302-0000.

What is William Egolf's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is William Egolf enrolled in Medicare?

Yes. William Egolf is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for William Egolf's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Egolf reassigns Medicare benefits to Saint Alphonsus Regional Medical Center Inc (Boise, 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 William Egolf's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for William Egolf was last updated on December 11, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.