Physician

WILLIAM DESCHNER, M.D.

Gastroenterology

SAN MARCOS, TX, 78666
NPI: 1023003563

Contact

Gastroenterology

SAN MARCOS, TX

Hospital Affiliations

Search procedure prices at these hospitals only · limited to Gastroenterology

Common Procedures for Gastroenterology

ColonoscopyUpper Endoscopy (EGD)Capsule EndoscopyLiver BiopsyERCPHemorrhoid BandingPolyp RemovalEsophageal DilationPEG Tube PlacementFibroScan

Based on specialty. Actual services may vary — contact the provider's office to confirm.

MIPS Quality Score

PY 2023
79.9/100High
Quality
68.6
Promoting Interoperability
100.0
Improvement Activities
40.0
Cost
64.4

MIPS (Merit-based Incentive Payment System) scores measure quality, cost, and improvement activities. Higher is better. Learn more at qpp.cms.gov

Procedure Pricing (Medicare Data)

Based on CMS Medicare Provider Utilization data for 2023. These represent what this physician charged Medicare, not necessarily what you would pay. Compare with other physicians

ProcedureAvg ChargeMedicare AllowedMedicare PaidServices
45385
Removal of polyps or growths of large bowel using an endoscope with mechanical snare
$1,067$233$195167
43255
Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope
$848$170$13617
45380
Biopsy of large bowel using a flexible endoscope
$847$131$108156
G0121
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk
$781$174$17416
G0105
Colorectal cancer screening; colonoscopy on individual at high risk
$778$172$17247
43248
Insertion of guide wire with dilation of esophagus using a flexible endoscope
$701$127$10261
43239
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope
$680$60$47126
43235
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope
$518$104$7614
99204
New patient office or other outpatient visit, 45-59 minutes
$333$158$10163
99222
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes
$278$125$10029
99203
New patient office or other outpatient visit, 30-44 minutes
$219$107$7129
99214
Established patient office or other outpatient visit, 30-39 minutes
$217$121$83102
99202
New patient office or other outpatient visit, 15-29 minutes
$151$69$4923
99213
Established patient office or other outpatient visit, 20-29 minutes
$148$86$61122
99232
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
$146$76$6118
96365
Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less
$146$61$4817
99212
Established patient office or other outpatient visit, 10-19 minutes
$100$54$4117
J3380
Injection, vedolizumab, 1 mg
$68$22$175,100

Physician identity data from the NPPES NPI Registry. Last synced 3/28/2026.