1. Home
  2. Directory
  3. Wyoming
  4. Worland
  5. Nurse Practitioner
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

KERISTYN J CARRELL NP
NPI 1457396962
Nurse Practitioner in Worland, WY

Active since June 18, 2006PECOS EnrolledAccepts Medicare Assignment
96.6/100
CMS Quality Rating
733 BIG HORN AVE, WORLAND, WY 82401(888) 504-4074(307) 462-0662 Get Directions Write a Review

NPPES record last updated: October 9, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 9, 2026, Sep 28, 2026 (2 updates tracked since 2026).

About Keristyn J Carrell Np NPPES

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

KERISTYN J CARRELL NP (NPI 1457396962) is an individual nurse practitioner in Worland, Wyoming, licensed in Wyoming (20520.0819) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS, is affiliated with Hot Springs County Memorial Hospital, and maintains a secondary practice location in Worland.

NPPES Registry Identity

NPI1457396962
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameKERISTYN J CARRELLCredential: NP
Location Address733 BIG HORN AVEWorland, WY 82401-2605
Mailing Address119 S 9th StWorland, WY 82401-3433 · (888) 504-4074 · Fax (307) 462-0662
Phone(888) 504-4074
Fax(307) 462-0662
Sole ProprietorNo
Medical School CMSOtherGraduated 2005
Enumeration DateJune 18, 2006
Last NPPES UpdateOctober 9, 20262 updates tracked since enumeration
NPPES CertifiedOctober 9, 2026
✔ NPI 1457396962 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in WY · 20520.0819
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.
733 BIG HORN AVE, Worland, WY 82401
Open in Google Maps ↗

Other Names 1

Former Name (1)Keristyn Jo Sullivan

Secondary Practice Location 1

Location 1119 S 9th StWorland, WY 82401-3433 · Phone (888) 504-4074 · Fax (307) 462-0662

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

Keristyn J Carrell 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 ID7012911316
PECOS Enrollment IDI20060829000133
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 Reassignments

2

Medicare enrollment records show Keristyn Carrell reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Hometown Health, LLC
Same address
Nurse Practitioner
733 BIG HORN AVE # 1029
Worland, WY 82401
  • Reassigned Medicare billing, Wyoming enrollment
NPI 1750239588 (888) 504-4074
Hot Springs County Hospital District
0.5 mi
Rural Health
1125 CHARLES AVE
Worland, WY 82401
  • Reassigned Medicare billing, Wyoming enrollment
  • Also billed through NPI 1861550642 (Wyoming)
  • 38 clinicians in this Medicare group
NPI 1225666332 (307) 347-2449

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

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.

Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308
A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.
29 services17 patients

Hospital Affiliations CMS Care Compare 2

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

Hot Springs County Memorial Hospital

Critical Access Hospitals · Thermopolis, WY
OwnershipGovernment - Hospital District or Authority
CMS Certification Number531304
Location150 East ArapahoeThermopolis, WY 82443 · Hot Springs County
Emergency services

Washakie Medical Center

Critical Access Hospitals · Worland, WY
OwnershipGovernment - Local
CMS Certification Number531306
Location400 South 15th StreetWorland, WY 82401 · Washakie County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 82401 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

96.6/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Promoting Interoperability96
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims 15

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
3 suppliers13 claims33 services$5.06 avg. paid by Medicare
Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
2 suppliers11 claims11 services$41.93 avg. paid by Medicare
Full face mask used with positive airway pressure device, each A7030
DME-Other DME · category DE001N
3 suppliers21 claims21 services$104.29 avg. paid by Medicare
Face mask interface, replacement for full face mask, each A7031
DME-Other DME · category DE001N
3 suppliers21 claims50 services$44.25 avg. paid by Medicare
Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034
DME-Other DME · category DE001N
3 suppliers13 claims13 services$68.72 avg. paid by Medicare
Headgear used with positive airway pressure device A7035
DME-Other DME · category DE001N
3 suppliers19 claims19 services$25.06 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES

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

ADVANCED PRACTICE, LLC
Nurse Practitioner (Psychiatric/Mental Health)
733 BIG HORN AVE, SUITE 1
WORLAND, WY 82401
Washakie County (888) 504-4074

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 Keristyn Carrell's NPI number?

The NPI number for Keristyn Carrell is 1457396962. It was assigned to this individual provider in the NPPES registry on June 18, 2006. The provider is also known as Keristyn Jo Sullivan.

Where is Keristyn Carrell located?

Keristyn Carrell practices at 733 Big Horn Ave, Worland, WY 82401. The listed phone number is (888) 504-4074.

What is Keristyn Carrell's specialty?

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

Is Keristyn Carrell enrolled in Medicare?

Yes. Keristyn Carrell 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 organizations bill Medicare for Keristyn Carrell's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Keristyn Carrell reassigns Medicare benefits to 2 organizations: Hometown Health, LLC (Worland, WY) and Hot Springs County Hospital District (Worland, WY). Each 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 Keristyn Carrell's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Keristyn Carrell accept?

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

According to CMS data, Keristyn Carrell is affiliated with Hot Springs County Memorial Hospital and Washakie Medical Center.

When was this NPI record last updated?

The NPPES record for Keristyn Carrell was last updated on October 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.