Doctor profile · Federal record

Dr. Matthew Deneke, MD

Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Internal Medicine Physician · Little Rock, AR

  • NPI 1689764151
  • Accepts Medicare
  • 24 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4301 W Markham St # 783
Little Rock, AR 72205
(501) 686-8000
fax (501) 526-4596
Additional location
200 1St St Sw
Rochester, MN 559050001
(507) 284-2511

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
September 26, 2018
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (3)
Minnesota #56852 · Minnesota #107008 · Arkansas #E-4436
Medicaid
AR #157947001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689764151. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
478
Distinct HCPCS
10
Medicare allowed
$39,035
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 147 35 $72
49083 Drainage of fluid from abdominal cavity using imaging guidance 119 33 $96
99214 Established patient office or other outpatient visit, 30-39 minutes 71 62 $89
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 53 44 $117
99213 Established patient office or other outpatient visit, 20-29 minutes 22 21 $61
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 17 17 $5
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 15 11 $46
91200 Measurement of liver stiffness 12 12 $10
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 11 11 $86
99204 New patient office or other outpatient visit, 45-59 minutes 11 11 $122

In context: peer comparison

Among 23 peers in Little Rock Gastroenterology Physician, average services per provider: 206. This provider delivers 2.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
858
Patients
119
Total drug cost
$180,471
Drug Type Claims Patients Total cost
Tacrolimus Generic 217 38 $23,997
Pantoprazole Sodium Generic 106 26 $2,484
Mycophenolate Mofetil Generic 73 0 $3,314
Spironolactone Generic 49 14 $1,453
Amlodipine Besylate Generic 48 14 $1,079
Mycophenolic Acid (Mycophenolate Sodium) Brand 47 0 $10,218
Omeprazole Generic 47 13 $424
Ursodiol Generic 43 0 $7,499
Xifaxan (Rifaximin) Brand 37 0 $125,868
Furosemide Generic 36 14 $267

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Deneke's medical specialty?
Dr. Matthew Deneke practices Gastroenterology Physician in Little Rock, AR.
Where does Dr. Matthew Deneke practice?
Dr. Matthew Deneke practices at 4301 W Markham St # 783, Little Rock, AR 72205. Office phone: 5016868000.
What is Dr. Matthew Deneke's NPI?
Dr. Matthew Deneke's National Provider Identifier (NPI) is 1689764151, issued by NPPES.
Does Dr. Matthew Deneke accept Medicare assignment?
Yes. Dr. Matthew Deneke accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Deneke commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Drainage of fluid from abdominal cavity using imaging guidance (HCPCS 49083); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.