Doctor profile · Federal record

Dr. Marc Kennedy, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Kenosha, WI

  • NPI 1710900667
  • Accepts Medicare
  • 32 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10400 75Th St
Kenosha, WI 531427884
(262) 948-7000
Mailing address
Po Box 735044
Chicago, IL 606735044

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
November 3, 2023
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Wisconsin #42142-020
Medicaid
WI #33342300

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710900667. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
369
Distinct HCPCS
10
Medicare allowed
$44,099
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 90 90 $215
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 78 75 $67
45380 Biopsy of large bowel using a flexible endoscope 71 71 $78
99213 Established patient office or other outpatient visit, 20-29 minutes 33 26 $85
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 23 22 $91
99214 Established patient office or other outpatient visit, 30-39 minutes 21 19 $121
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope 16 16 $109
45378 Diagnostic exam of large bowel using a flexible endoscope 15 15 $137
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 11 11 $77
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 11 11 $168

In context: peer comparison

Among 2 peers in Kenosha Gastroenterology Physician, average services per provider: 32. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
905
Patients
595
Total drug cost
$221,680
Drug Type Claims Patients Total cost
Ondansetron Hcl Generic 221 219 $295
Pantoprazole Sodium Generic 131 54 $2,414
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 128 126 $2,049
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 96 92 $2,196
Ursodiol Generic 44 13 $17,291
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 43 43 $3,238
Linzess (Linaclotide) Brand 42 16 $41,466
Xifaxan (Rifaximin) Brand 39 0 $128,438
Omeprazole Generic 37 14 $734
Lactulose Generic 36 0 $1,891

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marc Kennedy's medical specialty?
Dr. Marc Kennedy practices Gastroenterology Physician in Kenosha, WI.
Where does Dr. Marc Kennedy practice?
Dr. Marc Kennedy practices at 10400 75Th St, Kenosha, WI 531427884. Office phone: 2629487000.
What is Dr. Marc Kennedy's NPI?
Dr. Marc Kennedy's National Provider Identifier (NPI) is 1710900667, issued by NPPES.
Does Dr. Marc Kennedy accept Medicare assignment?
Yes. Dr. Marc Kennedy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marc Kennedy commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.