Doctor profile · Federal record

Dr. Mark Griffin, MD

Specialist (CMS: Gastroenterology) · Lincoln, NE

  • NPI 1164416251
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4545 R St
Lincoln, NE 685033723
(402) 465-4545
fax (402) 465-3621

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
September 18, 2014
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
Nebraska #19772

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164416251. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
11,149
Distinct HCPCS
10
Medicare allowed
$424,152
HCPCS Description Services Patients Avg allowed
J3380 Injection, vedolizumab, 1 mg 7,800 22 $22
J1745 Injection, infliximab, excludes biosimilar, 10 mg 1,800 21 $33
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 419 418 $226
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 186 86 $75
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 151 151 $5
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 122 119 $80
45380 Biopsy of large bowel using a flexible endoscope 75 75 $96
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 62 61 $94
99214 Established patient office or other outpatient visit, 30-39 minutes 62 55 $119
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope 60 56 $124

In context: peer comparison

Among 3 peers in Lincoln Specialist, average services per provider: 443. This provider delivers 25× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$988
Transactions
42
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Aimmune Therapeutics, INC. 1 $156.43
Abbvie INC. 9 $139.61
Janssen Biotech, INC. 10 $136.25
Regeneron Healthcare Solutions, INC. 1 $124.72
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 5 $94.70
Takeda Pharmaceuticals U.S.A., INC. 4 $76.72
Genzyme Corporation 2 $54.88
Gilead Sciences, INC. 2 $54.77
Phathom Pharmaceuticals, INC. 1 $52.11
Pfizer INC. 2 $28.73
Madrigal Pharmaceuticals 1 $20.47
Ucb, INC. 1 $14.31
Lilly USA, LLC 1 $13.71
Qol Medical, LLC 1 $13.62
Organon LLC 1 $7.02

By nature of payment

Food and Beverage
$988

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,150
Patients
557
Total drug cost
$47,153
Drug Type Claims Patients Total cost
Omeprazole Generic 313 100 $5,603
Pantoprazole Sodium Generic 243 64 $4,141
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 107 106 $1,978
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 105 105 $8,497
Plenvu (Peg3350/Sod Sul/Nacl/Kcl/Asb/C) Brand 86 86 $12,763
Famotidine Generic 60 14 $722
Colestipol Hcl Generic 40 18 $4,035
Peg-3350 and Electrolytes (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 29 29 $557
Atorvastatin Calcium Generic 26 0 $87
Balsalazide Disodium Generic 26 0 $3,366

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Griffin's medical specialty?
Dr. Mark Griffin practices Specialist in Lincoln, NE.
Where does Dr. Mark Griffin practice?
Dr. Mark Griffin practices at 4545 R St, Lincoln, NE 685033723. Office phone: 4024654545.
What is Dr. Mark Griffin's NPI?
Dr. Mark Griffin's National Provider Identifier (NPI) is 1164416251, issued by NPPES.
Does Dr. Mark Griffin accept Medicare assignment?
Yes. Dr. Mark Griffin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Griffin commonly perform?
Top Medicare-reported procedures in 2023: Injection, vedolizumab, 1 mg (HCPCS J3380); Injection, infliximab, excludes biosimilar, 10 mg (HCPCS J1745); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.