1. Home
  2. Directory
  3. South Dakota
  4. Sioux Falls
  5. Otolaryngology
  6. NPI Profile

REGAN LEIGH HAMMELL CNP
NPI 1629858469
Otolaryngology in Sioux Falls, SD

Active since September 29, 2023PECOS EnrolledAccepts Medicare Assignment
1417 S CLIFF AVE, SIOUX FALLS, SD 57105(605) 504-3000(605) 504-3001 Get Directions Write a Review

NPPES record last updated: June 23, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Regan Leigh Hammell Cnp NPPES

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

REGAN LEIGH HAMMELL CNP (NPI 1629858469) is an individual otolaryngology provider in Sioux Falls, South Dakota, licensed in South Dakota (CP002976) and active in the NPI registry since September 2023. She is enrolled in Medicare PECOS, is affiliated with Avera Mckennan Hospital & University Health Center, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1629858469
Entity TypeIndividualFemale
Primary Taxonomy207Y00000X
Provider Legal NameREGAN LEIGH HAMMELLCredential: CNP
Location Address1417 S CLIFF AVESioux Falls, SD 57105-1022
Mailing Address1417 S Cliff AveSioux Falls, SD 57105-1022 · (605) 504-3000 · Fax (605) 504-3001
Phone(605) 504-3000
Fax(605) 504-3001
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateSeptember 29, 2023
Last NPPES UpdateJune 23, 2025
NPPES CertifiedJune 23, 2025
✔ NPI 1629858469 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians
Taxonomy Code207Y00000X
License✔ Licensed in SD · CP002976
Definition
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.
1417 S CLIFF AVE, Sioux Falls, SD 57105
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter from Sunflower Health Plan, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Regan Leigh Hammell Cnp 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 ID5890143838
PECOS Enrollment IDI20231130002887
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.

Hospital Affiliations CMS Care Compare

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

Avera Mckennan Hospital & University Health Center

Acute Care Hospitals · Sioux Falls, SD
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number430016
Location1325 S Cliff AveSioux Falls, SD 57117 · Minnehaha County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 57105 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
$126.78 typical visit price
range $55.52 – $167.23
Typical copayment $31.69 (range $13.88 – $41.80)
Most-billed visit code 99204
Established Patient
$69.20 typical visit price
range $18.08 – $137.08
Typical copayment $17.30 (range $4.52 – $34.27)
Most-billed visit code 99213
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 10

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

STEPHANIE BORK CNP
Nurse Practitioner (Family)
1417 S CLIFF AVE
SIOUX FALLS, SD 57105
Minnehaha County (605) 322-3477
DR. ANNETTE LEE SIEWERT M.D.
Obstetrics & Gynecology
1417 S CLIFF AVE, STE. 401
SIOUX FALLS, SD 57105
Minnehaha County (605) 322-8920
KALI SWIFT MS, CGC
Genetic Counselor, MS
1417 S CLIFF AVE, SUITE 100
SIOUX FALLS, SD 57105
Minnehaha County (605) 322-6777
DR. AMBER RAY SALOUM MD
Obstetrics & Gynecology
1417 S CLIFF AVE, SUITE 401
SIOUX FALLS, SD 57105
Minnehaha County (605) 322-8920
CHRISTOPHER MICHAEL HURLEY M.D.
Internal Medicine (Gastroenterology)
1417 S CLIFF AVE, SUITE 300
SIOUX FALLS, SD 57105
Minnehaha County (605) 322-8630
LESLIE N. HEDDLESTON MD
Obstetrics & Gynecology (Maternal & Fetal Medicine)
1417 S CLIFF AVE, STE 100
SIOUX FALLS, SD 57105
Minnehaha County (605) 322-8937
CRISTINA ALISON HILL JENSEN M.D.
Internal Medicine (Gastroenterology)
1417 S CLIFF AVE, STE 300
SIOUX FALLS, SD 57105
Minnehaha County (605) 322-8630
AVERA MCKENNAN
Clinic/Center (End-Stage Renal Disease (ESRD) Treatment)
1417 S CLIFF AVE, SUITE 302
SIOUX FALLS, SD 57105
Minnehaha County (605) 322-8000

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 Regan Hammell's NPI number?

The NPI number for Regan Hammell is 1629858469. It was assigned to this individual provider in the NPPES registry on September 29, 2023.

Where is Regan Hammell located?

Regan Hammell practices at 1417 S Cliff Ave, Sioux Falls, SD 57105. The listed phone number is (605) 504-3000.

What is Regan Hammell's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

Is Regan Hammell enrolled in Medicare?

Yes. Regan Hammell 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.

What insurance does Regan Hammell accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Home State Health, Ambetter from Sunflower Health Plan and Avera Health Plans and 1 other insurer list Regan Hammell 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 Regan Hammell affiliated with any hospitals?

According to CMS data, Regan Hammell is affiliated with Avera Mckennan Hospital & University Health Center.

When was this NPI record last updated?

The NPPES record for Regan Hammell was last updated on June 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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.