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SARAH MICHELE PEAK MSN, APRN, FNP-C
NPI 1457054280
Nurse Practitioner in Casper, WY

Active since March 22, 2023PECOS EnrolledAccepts Medicare Assignment
940 E 3RD ST STE 205, CASPER, WY 82601(307) 243-5370(307) 243-5372 Get Directions Write a Review

NPPES record last updated: August 6, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Sarah Michele Peak Msn, Aprn, Fnp-c NPPES

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

SARAH MICHELE PEAK MSN, APRN, FNP-C (NPI 1457054280) is an individual nurse practitioner in Casper, Wyoming, licensed in Wyoming (51669) and active in the NPI registry since March 2023. She is enrolled in Medicare PECOS, is affiliated with Wyoming Medical Center, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1457054280
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameSARAH MICHELE PEAKCredential: MSN, APRN, FNP-C
Location Address940 E 3RD ST STE 205Casper, WY 82601-3251
Mailing Address940 E 3rd St Ste 205Casper, WY 82601-3251 · (307) 243-5370 · Fax (307) 243-5372
Phone(307) 243-5370
Fax(307) 243-5372
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateMarch 22, 2023
Last NPPES UpdateAugust 6, 2023
NPPES CertifiedAugust 6, 2023
✔ NPI 1457054280 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in WY · 51669
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 ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License 51669 (WY)
Also ListedNurse Practitioner · Primary CareTaxonomy 363LP2300X · License 51669 (WY)
940 E 3RD ST STE 205, Casper, WY 82601
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Wyoming, UnitedHealthcare.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

Sarah Michele Peak Msn, Aprn, 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 ID4183087653
PECOS Enrollment IDI20230928003674
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 Sarah Peak reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Wyocity Medical Group LLC
Same address
Primary Care
940 E 3RD ST STE 205
Casper, WY 82601
  • Reassigned Medicare billing, Wyoming enrollment
  • 2 clinicians in this Medicare group
NPI 1033800321 (307) 394-1341

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 5

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.
182 services126 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.
118 services89 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
71 services71 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
38 services38 patients
Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211
This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.
15 services14 patients

Hospital Affiliations CMS Care Compare

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

Wyoming Medical Center

Acute Care Hospitals · Casper, WY
3/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number530012
Location1233 East 2nd StCasper, WY 82601 · Natrona County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 82601 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
$87.12 typical visit price
range $56.42 – $170.72
Typical copayment $21.78 (range $14.10 – $42.68)
Most-billed visit code 99203
Established Patient
$99.46 typical visit price
range $18.19 – $139.32
Typical copayment $24.86 (range $4.54 – $34.83)
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.

WYOCITY MEDICAL GROUP LLC
Clinic/Center (Primary Care)
940 E 3RD ST STE 205
CASPER, WY 82601
Natrona County (307) 394-1341
DR. SHELLEY C SPRINGER MD
Pediatrics
940 E 3RD ST STE 205
CASPER, WY 82601
Natrona County (307) 577-4260
JESSICA ANN PETERSON CPNP-PC
Nurse Practitioner (Pediatrics)
940 E 3RD ST STE 205
CASPER, WY 82601
Natrona County (307) 577-4260

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 Sarah Peak's NPI number?

The NPI number for Sarah Peak is 1457054280. It was assigned to this individual provider in the NPPES registry on March 22, 2023.

Where is Sarah Peak located?

Sarah Peak practices at 940 E 3rd St Ste 205, Casper, WY 82601. The listed phone number is (307) 243-5370.

What is Sarah Peak's specialty?

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

Is Sarah Peak enrolled in Medicare?

Yes. Sarah Peak 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 Sarah Peak's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sarah Peak reassigns Medicare benefits to Wyocity Medical Group LLC (Casper, WY). 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 Sarah Peak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Sarah Peak accept?

Health plans from Blue Cross Blue Shield of Wyoming and UnitedHealthcare list Sarah Peak 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 Sarah Peak affiliated with any hospitals?

According to CMS data, Sarah Peak is affiliated with Wyoming Medical Center.

When was this NPI record last updated?

The NPPES record for Sarah Peak was last updated on August 6, 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.