Doctor profile · Federal record

Dr. Gregory Winters, MD

Gastroenterology Physician (CMS: Gastroenterology) · Medford, OR

  • NPI 1891761037
  • Accepts Medicare
  • MIPS 83.4 / 100 · 2023
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2860 Creekside Cir
Medford, OR 97504
(541) 789-8367
fax (541) 789-7471
Mailing address
2825 E Barnett RD Mss
Medford, OR 97504

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
February 25, 2026
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Oregon #MD23963
Medicaid (2)
CA #USA242450 · OR #286626

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891761037. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
559
Distinct HCPCS
10
Medicare allowed
$89,260
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 175 171 $233
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 94 92 $105
45380 Biopsy of large bowel using a flexible endoscope 60 59 $116
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 50 49 $164
45378 Diagnostic exam of large bowel using a flexible endoscope 39 39 $169
99213 Established patient office or other outpatient visit, 20-29 minutes 37 29 $87
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 31 29 $115
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 29 29 $158
99203 New patient office or other outpatient visit, 30-44 minutes 24 24 $105
99204 New patient office or other outpatient visit, 45-59 minutes 20 20 $155

In context: peer comparison

Among 5 peers in Medford Gastroenterology Physician, average services per provider: 50. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$27
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Celgene Corporation 1 $27.22

By nature of payment

Food and Beverage
$27

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,232
Patients
370
Total drug cost
$262,380
Drug Type Claims Patients Total cost
Omeprazole Generic 641 148 $8,166
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 160 157 $12,668
Pantoprazole Sodium Generic 60 14 $1,264
Azathioprine Generic 58 13 $4,137
Prednisone Generic 44 11 $505
Paroxetine Hcl Generic 42 0 $257
Mesalamine ER (Mesalamine) Brand 35 0 $19,658
Suprep (Sodium, Potassium,Mag Sulfates) Brand 27 27 $2,899
Sucralfate Generic 25 0 $1,498
Furosemide Generic 24 0 $202

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Winters's medical specialty?
Dr. Gregory Winters practices Gastroenterology Physician in Medford, OR.
Where does Dr. Gregory Winters practice?
Dr. Gregory Winters practices at 2860 Creekside Cir, Medford, OR 97504. Office phone: 5417898367.
What is Dr. Gregory Winters's NPI?
Dr. Gregory Winters's National Provider Identifier (NPI) is 1891761037, issued by NPPES.
Does Dr. Gregory Winters accept Medicare assignment?
Yes. Dr. Gregory Winters accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Winters commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43235); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.