Doctor profile · Federal record

Dr. Matthew Kappus, MD

Gastroenterology Physician (CMS: Gastroenterology) · Durham, NC

  • NPI 1235365297
  • Accepts Medicare
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Duke Gastroenterology Dumc 3923
Durham, NC 27710
(919) 681-4044

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
August 9, 2018
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
North Carolina #188798

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235365297. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
408
Distinct HCPCS
10
Medicare allowed
$47,394
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 66 29 $110
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 52 25 $74
99214 Established patient office or other outpatient visit, 30-39 minutes 48 47 $119
99214 Established patient office or other outpatient visit, 30-39 minutes 47 46 $89
99215 Established patient office or other outpatient visit, 40-54 minutes 38 29 $131
99215 Established patient office or other outpatient visit, 40-54 minutes 30 25 $169
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 30 30 $165
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 22 22 $124
G0010 Administration of hepatitis b vaccine 17 12 $29
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 16 16 $93

In context: peer comparison

Among 21 peers in Durham Gastroenterology Physician, average services per provider: 124. This provider delivers 3.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
739
Patients
209
Total drug cost
$220,373
Drug Type Claims Patients Total cost
Ursodiol Generic 97 28 $18,087
Spironolactone Generic 90 28 $2,673
Furosemide Generic 80 32 $426
Tacrolimus Generic 74 15 $9,420
Lactulose Generic 56 20 $3,773
Xifaxan (Rifaximin) Brand 51 15 $170,165
Omeprazole Generic 43 17 $828
Carvedilol Generic 39 11 $344
Pantoprazole Sodium Generic 38 13 $481
Mycophenolate Mofetil Generic 35 0 $6,891

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Kappus's medical specialty?
Dr. Matthew Kappus practices Gastroenterology Physician in Durham, NC.
Where does Dr. Matthew Kappus practice?
Dr. Matthew Kappus practices at Duke Gastroenterology Dumc 3923, Durham, NC 27710. Office phone: 9196814044.
What is Dr. Matthew Kappus's NPI?
Dr. Matthew Kappus's National Provider Identifier (NPI) is 1235365297, issued by NPPES.
Does Dr. Matthew Kappus accept Medicare assignment?
Yes. Dr. Matthew Kappus accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Kappus commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.