Doctor profile · Federal record

Dr. Luis Casas, MD

Pediatric Endocrinology Physician (CMS: Endocrinology) · Internal Medicine Physician · Pediatric Endocrinology Physician · Pediatric Endocrinology Physician · Fargo, ND

  • NPI 1679541841
  • Accepts Medicare
  • MIPS 84.0 / 100 · 2023
  • 32 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3955 56Th St S Ste D
Fargo, ND 581044845
(701) 517-7500
Mailing address
Po Box 5074
Sioux Falls, SD 571175074

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
May 1, 2023
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
2080P0205X — NUCC code
State licenses (3)
North Dakota #12622 · Texas #M3178 · Minnesota #56285
Medicaid
TX #185895301

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679541841. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
24
Distinct HCPCS
1
Medicare allowed
$2,302
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 24 12 $96

In context: peer comparison

Among 1 peers in this city , average services per provider: 24. This provider delivers 1.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,249
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
SANOFI-AVENTIS U.S. LLC 3 $1,226.17
Medtronic, Inc. 1 $23.04

By nature of payment

Travel and Lodging
$913
Food and Beverage
$337

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
290
Patients
0
Total drug cost
$209,417
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 35 0 $453
Ozempic (Semaglutide) Brand 26 0 $26,557
Lisinopril Generic 22 0 $242
Novolog Flexpen (Insulin Aspart) Brand 22 0 $36,229
Jardiance (Empagliflozin) Brand 21 0 $16,624
Toujeo Max Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 21 0 $23,457
Humalog Kwikpen U-200 (Insulin Lispro) Brand 19 0 $39,127
Victoza 3-Pak (Liraglutide) Brand 19 0 $21,076
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 17 0 $7,903
Metformin Hcl Er (Metformin Hcl) Brand 17 0 $46

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Luis Casas's medical specialty?
Dr. Luis Casas practices Pediatric Endocrinology Physician in Fargo, ND.
Where does Dr. Luis Casas practice?
Dr. Luis Casas practices at 3955 56Th St S Ste D, Fargo, ND 581044845. Office phone: 7015177500.
What is Dr. Luis Casas's NPI?
Dr. Luis Casas's National Provider Identifier (NPI) is 1679541841, issued by NPPES.
Does Dr. Luis Casas accept Medicare assignment?
Yes. Dr. Luis Casas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Luis Casas commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.