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RHIANNON WANLASS MSN, FNP-C
NPI 1346946134
Nurse Practitioner in Saint George, UT

Active since February 02, 2023PECOS EnrolledAccepts Medicare Assignment
652 S MEDICAL CENTER DR STE 320, SAINT GEORGE, UT 84790(435) 251-3950 Get Directions Write a Review

NPPES record last updated: February 9, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 9, 2023, Feb 2, 2023 (2 updates tracked since 2023).

About Rhiannon Wanlass Msn, Fnp-c NPPES

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

RHIANNON WANLASS MSN, FNP-C (NPI 1346946134) is an individual nurse practitioner in Saint George, Utah, licensed in Utah (5646802-4405) and active in the NPI registry since February 2023. She is enrolled in Medicare PECOS, is affiliated with Cedar City Hospital, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1346946134
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameRHIANNON WANLASSCredential: MSN, FNP-C
Location Address652 S MEDICAL CENTER DR STE 320Saint George, UT 84790-7266
Mailing Address652 S Medical Center Dr Ste 320Saint George, UT 84790-7266 · (435) 251-3950
Phone(435) 251-3950
Sole ProprietorYes
Medical School CMSOtherGraduated 2023
Enumeration DateFebruary 2, 2023
Last NPPES UpdateFebruary 9, 20232 updates tracked since enumeration
NPPES CertifiedFebruary 9, 2023
✔ NPI 1346946134 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in UT · 5646802-4405
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.
Also ListedRegistered NurseTaxonomy 163W00000X · License 5646802-3102 (UT)
652 S MEDICAL CENTER DR STE 320, Saint George, UT 84790
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Accepted Insurance

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

Rhiannon Wanlass Msn, Fnp-c 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 ID2163888058
PECOS Enrollment IDI20230518003078
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 Rhiannon Wanlass reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Ihc Health Services Inc
Same address
Neurology
652 S MEDICAL CENTER DR, STE 320
St George, UT 84790
  • Reassigned Medicare billing, Utah enrollment
  • 3,691 clinicians in this Medicare group
NPI 1306081187 (435) 251-3950

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

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
196 services117 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
98 services97 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
56 services49 patients
Electronic analysis of implanted brain, spinal cord, or peripheral neurostimulator generator with brain stimulator programming, each additional 15 minutes with qualified health professional 95984
This procedure involves the evaluation of implanted neurostimulators in the brain, spinal cord, or peripheral nerves. It includes programming adjustments to optimize its function. A qualified health professional performs this every additional 15 minutes to ensure proper functioning.
48 services19 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
32 services32 patients
Electronic analysis of implanted brain, spinal cord, or peripheral neurostimulator generator with brain stimulator programming, first 15 minutes with qualified health professional 95983
This procedure involves a medical professional using electronic equipment to analyze and adjust your implanted neurostimulator, which helps manage nerve activity in your brain, spinal cord, or peripheral nerves. The process typically takes 15 minutes.
31 services19 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Cedar City Hospital

Acute Care Hospitals · Cedar City, UT
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number460007
Location1303 North Main StreetCedar City, UT 84721 · Iron County
Emergency services Birthing friendly

St. George Regional Hospital

Acute Care Hospitals · St George, UT
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number460021
Location1380 East Medical Center DriveSt George, UT 84790 · Washington County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 84790 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
$84.41 typical visit price
range $54.34 – $166.03
Typical copayment $21.10 (range $13.58 – $41.50)
Most-billed visit code 99203
Established Patient
$96.35 typical visit price
range $17.23 – $135.20
Typical copayment $24.08 (range $4.30 – $33.80)
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 4

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

KIRILL SINITSIN MD
Psychiatry & Neurology (Neurology)
652 S MEDICAL CENTER DR STE 320
ST GEORGE, UT 84790
Washington County (435) 251-3950
ROBERT ANTHONY YAPUNDICH MD
Psychiatry & Neurology (Neurology)
652 S MEDICAL CENTER DR STE 320
ST GEORGE, UT 84790
Washington County (435) 251-3950
DR. WILLIAM J WAGNER MD
Psychiatry & Neurology (Neurology)
652 S MEDICAL CENTER DR STE 320
ST GEORGE, UT 84790
Washington County (435) 251-3950
SABRINA CROSE HIGLEY
Physician Assistant
652 S MEDICAL CENTER DR STE 320
ST GEORGE, UT 84790
Washington County (435) 251-3950

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 Rhiannon Wanlass's NPI number?

The NPI number for Rhiannon Wanlass is 1346946134. It was assigned to this individual provider in the NPPES registry on February 2, 2023.

Where is Rhiannon Wanlass located?

Rhiannon Wanlass practices at 652 S Medical Center Dr Ste 320, Saint George, UT 84790. The listed phone number is (435) 251-3950.

What is Rhiannon Wanlass's specialty?

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

Is Rhiannon Wanlass enrolled in Medicare?

Yes. Rhiannon Wanlass 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 Rhiannon Wanlass's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Rhiannon Wanlass reassigns Medicare benefits to Ihc Health Services Inc (St George, UT). 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 Rhiannon Wanlass's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Rhiannon Wanlass accept?

Health plans from Molina Healthcare, Select Health and University of Utah Health Plans list Rhiannon Wanlass 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.

Is Rhiannon Wanlass affiliated with any hospitals?

According to CMS data, Rhiannon Wanlass is affiliated with Cedar City Hospital and St. George Regional Hospital.

When was this NPI record last updated?

The NPPES record for Rhiannon Wanlass was last updated on February 9, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.