Doctor profile · Federal record

Dr. Stephanie Newkirk, NP

Critical Care Medicine (Internal Medicine) Physician (CMS: Nurse Practitioner) · Sioux City, IA

  • NPI 1427783828
  • Accepts Medicare
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
801 5Th St
Sioux City, IA 511011326
(712) 240-2160
Mailing address
2701 5Th St
Emmetsburg, IA 505361224

Credentials & registration

NPPES · NUCC
NPI registered
July 2022 — 4 yrs on file
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State license (1)
Iowa #A169362

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427783828. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
280
Distinct HCPCS
5
Medicare allowed
$17,582
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 136 129 $52
99214 Established patient office or other outpatient visit, 30-39 minutes 79 76 $77
99213 Established patient office or other outpatient visit, 20-29 minutes 37 34 $71
99214 Established patient office or other outpatient visit, 30-39 minutes 16 16 $101
36415 Insertion of needle into vein for collection of blood sample 12 11 $8

In context: peer comparison

Among 1 peers in Sioux City Critical Care Medicine (Internal Medicine) Physician, average services per provider: 56. This provider delivers 5.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$121
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Inspire Medical Systems, INC. 1 $80.22
Abbvie INC. 1 $40.31

By nature of payment

Food and Beverage
$121

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
235
Patients
141
Total drug cost
$1,825
Drug Type Claims Patients Total cost
Tramadol Hcl Generic 37 29 $186
Prednisone Generic 28 27 $87
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 22 22 $253
Cephalexin Generic 18 18 $62
Levothyroxine Sodium Generic 17 0 $145
Atorvastatin Calcium Generic 16 0 $122
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 14 11 $273
Ciprofloxacin Hcl Generic 13 11 $152
Oxycodone Hcl Generic 13 0 $291
Losartan Potassium Generic 12 0 $39

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephanie Newkirk's medical specialty?
Dr. Stephanie Newkirk practices Critical Care Medicine (Internal Medicine) Physician in Sioux City, IA.
Where does Dr. Stephanie Newkirk practice?
Dr. Stephanie Newkirk practices at 801 5Th St, Sioux City, IA 511011326. Office phone: 7122402160.
What is Dr. Stephanie Newkirk's NPI?
Dr. Stephanie Newkirk's National Provider Identifier (NPI) is 1427783828, issued by NPPES.
Does Dr. Stephanie Newkirk accept Medicare assignment?
Yes. Dr. Stephanie Newkirk accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephanie Newkirk commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.