Doctor profile · Federal record

Dr. Frederick Lewis, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Englewood, CO

  • NPI 1184738320
  • Accepts Medicare
  • MIPS 79.1 / 100 · 2023
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
499 E Hampden Ave, Ste 420
Englewood, CO 801132780
(303) 788-8888
fax (866) 896-1158
Mailing address
10103 Ridgegate Pkwy, Ste 312
Lone Tree, CO 801245520

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
May 29, 2024
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Colorado #28833
Medicaid
CO #01288331

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184738320. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
762
Distinct HCPCS
10
Medicare allowed
$68,992
HCPCS Description Services Patients Avg allowed
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 180 178 $5
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 109 108 $249
45380 Biopsy of large bowel using a flexible endoscope 106 105 $82
99153 Use of a drug to induce depression of consciousness by physician performing a procedure, each additional 15 minutes 82 81 $11
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 70 68 $67
99214 Established patient office or other outpatient visit, 30-39 minutes 64 54 $126
99213 Established patient office or other outpatient visit, 20-29 minutes 49 45 $85
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope 38 34 $142
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 25 25 $181
36415 Insertion of needle into vein for collection of blood sample 13 13 $8

In context: peer comparison

Among 5 peers in Englewood Gastroenterology Physician, average services per provider: 41. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$362
Transactions
9
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 3 $169.40
Boston Scientific Corporation 1 $82.31
Celgene Corporation 3 $54.70
Conmed Corporation 1 $38.34
Gilead Sciences, INC. 1 $17.55

By nature of payment

Food and Beverage
$362

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
805
Patients
313
Total drug cost
$798,879
Drug Type Claims Patients Total cost
Omeprazole Generic 375 140 $8,868
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 106 103 $18,029
Famotidine Generic 67 22 $3,538
Pantoprazole Sodium Generic 48 22 $1,111
Budesonide Dr (Budesonide) Brand 37 11 $4,643
Esomeprazole Magnesium Generic 28 0 $2,281
Stelara (Ustekinumab) Brand 26 0 $654,421
Creon (Lipase/Protease/Amylase) Brand 18 0 $66,337
Linzess (Linaclotide) Brand 18 0 $18,038
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 16 15 $1,315

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Frederick Lewis's medical specialty?
Dr. Frederick Lewis practices Gastroenterology Physician in Englewood, CO.
Where does Dr. Frederick Lewis practice?
Dr. Frederick Lewis practices at 499 E Hampden Ave, Englewood, CO 801132780. Office phone: 3037888888.
What is Dr. Frederick Lewis's NPI?
Dr. Frederick Lewis's National Provider Identifier (NPI) is 1184738320, issued by NPPES.
Does Dr. Frederick Lewis accept Medicare assignment?
Yes. Dr. Frederick Lewis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Frederick Lewis commonly perform?
Top Medicare-reported procedures in 2023: 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 (HCPCS G0500); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.