Doctor profile · Federal record

Dr. Greg Larsen, APRN

Nurse Practitioner · Family Nurse Practitioner · St George, UT

  • NPI 1578879441
  • Accepts Medicare
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
624 S 1000 E Ste 103
St George, UT 847905902
(435) 652-1135
fax (435) 652-1190

Credentials & registration

NPPES · NUCC
NPI registered
August 2010 — 16 yrs on file
Profile last updated
May 21, 2024
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Utah #354177-4405
Medicaid
UT #1578879441

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578879441. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
415
Distinct HCPCS
5
Medicare allowed
$46,342
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 200 200 $134
99214 Established patient office or other outpatient visit, 30-39 minutes 139 117 $86
99213 Established patient office or other outpatient visit, 20-29 minutes 34 31 $73
99203 New patient office or other outpatient visit, 30-44 minutes 22 22 $87
99495 Transitional care management services for problem of at least moderate complexity 20 20 $151

In context: peer comparison

Among 15 peers in St George Nurse Practitioner, average services per provider: 98. This provider delivers 4.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,011
Transactions
44
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Amgen INC. 8 $173.95
Travere Therapeutics, INC. 6 $173.45
Calliditas Therapeutics US INC. 6 $171.39
AstraZeneca Pharmaceuticals Lp 6 $162.12
Otsuka America Pharmaceutical, INC. 3 $61.22
Opko Pharmaceuticals, LLC 3 $50.16
Mallinckrodt Hospital Products INC. 2 $39.71
Fresenius USA Marketing, INC. 2 $37.29
Ardelyx, INC. 2 $34.10
Aurinia Pharma U.S., INC. 1 $22.72
Lilly USA, LLC 1 $20.97
Vifor Pharma, INC. 1 $18.89
Alexion Pharmaceuticals, INC. 1 $16.36
Bayer Healthcare Pharmaceuticals INC. 1 $15.26
GlaxoSmithKline, LLC. 1 $13.42

By nature of payment

Food and Beverage
$1,011

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
854
Patients
269
Total drug cost
$85,122
Drug Type Claims Patients Total cost
Furosemide Generic 133 50 $781
Amlodipine Besylate Generic 113 34 $1,123
Tamsulosin Hcl Generic 83 26 $1,637
Allopurinol Generic 71 21 $873
Lisinopril Generic 71 21 $547
Calcitriol Generic 65 22 $1,782
Losartan Potassium Generic 57 25 $780
Jardiance (Empagliflozin) Brand 54 18 $74,257
Vitamin D2 (Ergocalciferol (Vitamin D2)) Brand 43 13 $421
Carvedilol Generic 40 14 $504

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Greg Larsen's medical specialty?
Dr. Greg Larsen practices Nurse Practitioner in St George, UT.
Where does Dr. Greg Larsen practice?
Dr. Greg Larsen practices at 624 S 1000 E Ste 103, St George, UT 847905902. Office phone: 4356521135.
What is Dr. Greg Larsen's NPI?
Dr. Greg Larsen's National Provider Identifier (NPI) is 1578879441, issued by NPPES.
Does Dr. Greg Larsen accept Medicare assignment?
Yes. Dr. Greg Larsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Greg Larsen commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); 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.