Doctor profile · Federal record
Dr. James Schlais, M.D.
Gastroenterology Physician · Wausau, WI
- NPI 1740354745
- MIPS 81.1 / 100 · 2023
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
411 Westwood Dr
Wausau, WI 544014152
(715) 847-2558
fax (715) 847-2752
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- August 11, 2008
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Wisconsin #29059
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1740354745. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
524
Distinct HCPCS
10
Medicare allowed
$75,612
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 105 | 103 | $89 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 102 | 90 | $122 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 98 | 98 | $228 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 63 | 63 | $171 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 49 | 49 | $129 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 46 | 46 | $159 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 19 | 19 | $162 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 17 | 17 | $166 | |
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 | 14 | 14 | $5 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 11 | 11 | $98 |
In context: peer comparison
Among 5 peers in Wausau Gastroenterology Physician, average services per provider: 63. This provider delivers 8.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
957
Patients
249
Total drug cost
$124,675
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 200 | 53 | $3,748 |
| Omeprazole | Generic | 175 | 69 | $3,806 |
| Famotidine | Generic | 79 | 28 | $1,027 |
| Mesalamine | Generic | 53 | 15 | $51,111 |
| Dicyclomine Hcl | Generic | 52 | 15 | $945 |
| Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) | Brand | 48 | 0 | $2,015 |
| Colestipol Hcl | Generic | 47 | 16 | $2,910 |
| Azathioprine | Generic | 46 | 13 | $4,667 |
| Sucralfate | Generic | 40 | 15 | $1,230 |
| Dexlansoprazole Dr (Dexlansoprazole) | Brand | 39 | 0 | $14,545 |
Frequently asked questions
What is Dr. James Schlais's medical specialty?
Dr. James Schlais practices Gastroenterology Physician in Wausau, WI.
Where does Dr. James Schlais practice?
Dr. James Schlais practices at 411 Westwood Dr, Wausau, WI 544014152. Office phone: 7158472558.
What is Dr. James Schlais's NPI?
Dr. James Schlais's National Provider Identifier (NPI) is 1740354745, issued by NPPES.
What procedures does Dr. James Schlais commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Established patient office or other outpatient visit (HCPCS 99214); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.