Doctor profile · Federal record

Dr. Shaker Barham, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Knoxville, TN

  • NPI 1366825077
  • Accepts Medicare
  • MIPS 92.6 / 100 · 2023
  • 13 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1924 Alcoa Hwy
Knoxville, TN 379201511
(865) 305-6570
Mailing address
703 Main St
Paterson, NJ 075032621

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Profile last updated
September 27, 2023
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Tennessee #65317

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366825077. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
559
Distinct HCPCS
10
Medicare allowed
$66,432
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 113 106 $91
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 78 73 $53
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 69 27 $111
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45 45 $191
43242 Ultrasound guided needle aspiration or biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 39 34 $214
99204 New patient office or other outpatient visit, 45-59 minutes 39 39 $124
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 32 31 $162
45380 Biopsy of large bowel using a flexible endoscope 28 28 $39
74328 Review by radiologist of image from tube placement into bile duct using an endoscope 22 21 $22
43274 Insertion of stent into pancreatic or bile duct using a flexible endoscope 21 15 $341

In context: peer comparison

Among 15 peers in Knoxville Gastroenterology Physician, average services per provider: 176. This provider delivers 3.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,948
Transactions
70
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Olympus Corporation of the Americas 17 $1,556.72
Abbvie INC. 30 $614.06
Boston Scientific Corporation 1 $125.28
Olympus America INC. 1 $92.82
Celgene Corporation 4 $68.00
Madrigal Pharmaceuticals 2 $61.84
Phathom Pharmaceuticals, INC. 3 $53.46
Janssen Biotech, INC. 2 $44.25
Lilly USA, LLC 2 $43.20
Ardelyx, INC. 2 $38.98
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 2 $31.84
AstraZeneca Pharmaceuticals Lp 1 $27.50
Pinnacle Biologics, INC 1 $25.37
Gilead Sciences, INC. 1 $23.51
Celltrion USA INC. 1 $22.67

By nature of payment

Travel and Lodging
$1,499
Food and Beverage
$1,387
Education
$62

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
666
Patients
222
Total drug cost
$219,459
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 147 52 $2,384
Omeprazole Generic 110 45 $1,866
Famotidine Generic 107 37 $2,083
Xifaxan (Rifaximin) Brand 48 0 $183,239
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 38 37 $6,331
Esomeprazole Magnesium Generic 29 0 $1,605
Ondansetron Odt (Ondansetron) Brand 29 11 $289
Spironolactone Generic 24 0 $378
Lactulose Generic 23 0 $1,516
Dexlansoprazole Dr (Dexlansoprazole) Brand 22 14 $10,387

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Shaker Barham's medical specialty?
Dr. Shaker Barham practices Gastroenterology Physician in Knoxville, TN.
Where does Dr. Shaker Barham practice?
Dr. Shaker Barham practices at 1924 Alcoa Hwy, Knoxville, TN 379201511. Office phone: 8653056570.
What is Dr. Shaker Barham's NPI?
Dr. Shaker Barham's National Provider Identifier (NPI) is 1366825077, issued by NPPES.
Does Dr. Shaker Barham accept Medicare assignment?
Yes. Dr. Shaker Barham accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shaker Barham commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.