Doctor profile · Federal record

Dr. Raymond Hartke, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Wausau, WI

  • NPI 1952475931
  • Accepts Medicare
  • MIPS 81.1 / 100 · 2023
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
411 Westwood Dr
Wausau, WI 544014152
(715) 847-2558
fax (715) 847-2752

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
August 11, 2008
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Wisconsin #36338

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952475931. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
635
Distinct HCPCS
10
Medicare allowed
$87,750
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 132 131 $234
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 102 100 $92
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 66 66 $171
99213 Established patient office or other outpatient visit, 20-29 minutes 65 62 $86
99214 Established patient office or other outpatient visit, 30-39 minutes 53 53 $122
45380 Biopsy of large bowel using a flexible endoscope 40 39 $146
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 36 34 $95
99204 New patient office or other outpatient visit, 45-59 minutes 34 34 $159
43450 Dilation of esophagus 24 24 $39
99203 New patient office or other outpatient visit, 30-44 minutes 18 18 $106

In context: peer comparison

Among 5 peers in this city , average services per provider: 63. This provider delivers 10× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,140
Patients
311
Total drug cost
$114,714
Drug Type Claims Patients Total cost
Omeprazole Generic 353 118 $5,291
Pantoprazole Sodium Generic 112 39 $1,751
Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) Brand 89 17 $2,318
Famotidine Generic 80 23 $1,474
Dicyclomine Hcl Generic 58 22 $1,592
Colestipol Hcl Generic 54 23 $4,219
Mesalamine Generic 54 11 $39,403
Linzess (Linaclotide) Brand 51 12 $30,537
Sucralfate Generic 44 18 $2,702
Balsalazide Disodium Generic 43 0 $5,113

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Raymond Hartke's medical specialty?
Dr. Raymond Hartke practices Gastroenterology Physician in Wausau, WI.
Where does Dr. Raymond Hartke practice?
Dr. Raymond Hartke practices at 411 Westwood Dr, Wausau, WI 544014152. Office phone: 7158472558.
What is Dr. Raymond Hartke's NPI?
Dr. Raymond Hartke's National Provider Identifier (NPI) is 1952475931, issued by NPPES.
Does Dr. Raymond Hartke accept Medicare assignment?
Yes. Dr. Raymond Hartke accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Raymond Hartke 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); Colorectal cancer screening; colonoscopy on individual at high risk (HCPCS G0105). Source: CMS Medicare Physician & Other Practitioners file.