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

IHC HEALTH SERVICES INC
NPI 1447420401
Internal Medicine - Hematology & Oncology in St George, UT

Active since March 06, 2008
600 S MEDICAL CENTER DR, ST GEORGE, UT 84790(435) 251-4900 Get Directions Write a Review

NPPES record last updated: September 24, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 24, 2026, Aug 5, 2026, Jan 7, 2021 (3 updates tracked since 2021).

About Ihc Health Services Inc NPPES

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

IHC HEALTH SERVICES INC (NPI 1447420401), doing business as Cedar City Oncology Clinic, is a healthcare organization registered as a hematology & oncology in St George, Utah and active in the NPI registry since March 2008. The organization maintains a secondary practice location in Cedar City and lists Robert Allen, Ceo, as its authorized official.

NPPES Registry Identity

NPI1447420401
Entity TypeOrganization
Primary Taxonomy207RH0003X
Legal Business NameIHC HEALTH SERVICES INC
Location Address600 S MEDICAL CENTER DRSt George, UT 84790-8723
Mailing AddressPo Box 27128Salt Lake City, UT 84127-0128
Phone(435) 251-4900
Organization SubpartNo
Authorized OfficialRobert AllenCeo · (801) 442-2000
Enumeration DateMarch 6, 2008
Last NPPES UpdateSeptember 24, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 24, 2026
✔ NPI 1447420401 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
Also ListedInternal Medicine · Hospice and Palliative MedicineTaxonomy 207RH0002X
600 S MEDICAL CENTER DR, St George, UT 84790
Open in Google Maps ↗

Other Names 4

Doing Business AsCedar City Oncology Clinic
Doing Business AsSouthwest Regional Cancer Clinic
Doing Business AsSouthwest Regional Cancer Clinic - Oncology
Doing Business AsSt. George Palliative Care Clinic

Secondary Practice Location 1

Location 11303 N Main StCedar City, UT 84721-9746 · Phone (435) 868-5690

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Molina Healthcare, University of Utah Health Plans.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ihc Health Services Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

4,576

Medicare enrollment records show 4,576 clinicians reassign Medicare billing to Ihc Health Services Inc, which bills Medicare for the services they deliver. Of these, 11 practice at this address and 386 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 75

Nurse Practitioner949
Family Practice516
Pediatric Medicine263
Internal Medicine262
Emergency Medicine211
Hospitalist198
Obstetrics/Gynecology196
Diagnostic Radiology173
67 other specialties1,808

Nearest to this location (20)

See all 4,576
Spencer Ashton, M.D
Radiation Oncology
NPI 1063678514
600 S MEDICAL CENTER DR
St George, UT 84790
(435) 688-4175
✔ PECOS✔ Accepts MedicareSame address
Brian Bingham, M.D.
Radiation Oncology
NPI 1952831984
600 S MEDICAL CENTER DR
St George, UT 84790
(435) 251-4900
✔ PECOS✔ Accepts MedicareSame address
Elisa Edwards, APRN
Nurse Practitioner
NPI 1831558204
600 S MEDICAL CENTER DR
St George, UT 84790
(435) 251-4990
✔ PECOS✔ Accepts MedicareSame address
Michelle Gilbert, MD
Hematology/Oncology
NPI 1992876452
600 S MEDICAL CENTER DR
St George, UT 84790
(435) 251-4900
✔ PECOS✔ Accepts MedicareSame address
Stephen Grant, MD
Radiation Oncology
NPI 1477901650
600 S MEDICAL CENTER DR
St George, UT 84790
(435) 251-4800
✔ PECOS✔ Accepts MedicareSame address
Beau Kunzler, NP-C
Nurse Practitioner
NPI 1003495565
600 S MEDICAL CENTER DR
St George, UT 84790
(435) 251-4900
✔ PECOS✔ Accepts MedicareSame address
Ashley Miller, M.D.
Hematology/Oncology
NPI 1912430059
600 S MEDICAL CENTER DR
St George, UT 84790
(435) 251-4900
✔ PECOS✔ Accepts MedicareSame address
Maricel Purcell, FNP
Nurse Practitioner
NPI 1205446937
600 S MEDICAL CENTER DR
St George, UT 84790
(435) 414-0311
✔ PECOS✔ Accepts MedicareSame address
Norma Shepherd, FNP
Nurse Practitioner
NPI 1164248688
600 S MEDICAL CENTER DR
Saint George, UT 84790
(435) 251-4900
✔ PECOS✔ Accepts MedicareSame address
Benjamin Voorhies, M.D.
Medical Oncology
NPI 1417193228
600 S MEDICAL CENTER DR
St George, UT 84790
(435) 251-4900
✔ PECOS✔ Accepts MedicareSame address
Ned Williams, D.O.
Radiation Oncology
NPI 1689735805
600 S MEDICAL CENTER DR
St George, UT 84790
(435) 688-4175
✔ PECOS✔ Accepts MedicareSame address
Robert Andruss, MD
Orthopedic Surgery
NPI 1952326373
652 SOUTH MEDICAL CENTER DRIVE SUITE 400
St George, UT 84790
(435) 251-2650
✔ PECOS0.1 mi
David Foisy, APRN
Nurse Practitioner
NPI 1942733126
652 S MEDICAL CENTER DR
St George, UT 84790
(435) 251-6800
✔ PECOS✔ Accepts Medicare0.1 mi
Cindy Duke, PSYD
Clinical Psychologist
NPI 1518151331
652 S MEDICAL CENTER DR STE 420
St George, UT 84790
(435) 251-6800
✔ PECOS✔ Accepts Medicare0.1 mi
Steven Klomp, M.D.
Plastic and Reconstructive Surgery
NPI 1588611602
652 S MEDICAL CENTER DR SUITE 300
St George, UT 84790
(435) 251-3670
✔ PECOS✔ Accepts Medicare0.1 mi
Christian Millward, M.D.
Sports Medicine
NPI 1205942059
652 S MEDICAL CENTER DR SUITE 120
St George, UT 84790
(435) 628-4460
✔ PECOS✔ Accepts Medicare0.1 mi
Dirk Slade, M.D.
Hand Surgery
NPI 1164564860
652 S MEDICAL CENTER DR STE 400
St George, UT 84790
(435) 251-2650
✔ PECOS✔ Accepts Medicare0.1 mi
Diane Vroenen, D.O.
Physical Medicine and Rehabilitation
NPI 1093899924
652 S MEDICAL CENTER DR STE 420
St George, UT 84790
(435) 251-6800
✔ PECOS✔ Accepts Medicare0.1 mi
Berkeley Bate, MD
Neurosurgery
NPI 1891969713
652 S MEDICAL CENTER DR STE 420
St George, UT 84790
(435) 251-6800
✔ PECOS✔ Accepts Medicare0.1 mi
Sarah Brook, DPT
Physical Therapist in Private Practice
NPI 1841936036
652 S MEDICAL CENTER DR STE LL10
Saint George, UT 84790
(425) 251-2250
0.1 mi
See all 4,576 clinicians

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

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 Ihc Health Services Inc's NPI number?

The NPI number for Ihc Health Services Inc is 1447420401. It was assigned to this organization in the NPPES registry on March 6, 2008. The provider is doing business as Cedar City Oncology Clinic, Southwest Regional Cancer Clinic, Southwest Regional Cancer Clinic - Oncology and St. George Palliative Care Clinic.

Where is Ihc Health Services Inc located?

Ihc Health Services Inc is located at 600 S Medical Center Dr, St George, UT 84790. The listed phone number is (435) 251-4900.

What is Ihc Health Services Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Ihc Health Services Inc enrolled in Medicare?

Yes. Ihc Health Services Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Ihc Health Services Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 4,576 clinicians in 75 Medicare specialties reassign their Medicare billing to Ihc Health Services Inc. A 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 the clinician's services. The largest specialties are Nurse Practitioner (949), Family Practice (516) and Pediatric Medicine (263). Of these, 11 practice at this address and 386 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Ihc Health Services Inc accept?

Health plans from Molina Healthcare and University of Utah Health Plans list Ihc Health Services Inc 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 Ihc Health Services Inc was last updated on September 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 25 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.