Doctor profile · Federal record

Dr. John Bedeau, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Largo, MD

  • NPI 1487646154
  • 47 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9301 Largo Drive West, Suite 201
Largo, MD 207744884
(301) 350-8722
fax (301) 350-8822

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
March 11, 2026
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Maryland #D30666
Medicaid (2)
DC #025110100 · MD #37808-1300

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487646154. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
496
Distinct HCPCS
10
Medicare allowed
$57,323
HCPCS Description Services Patients Avg allowed
99212 Established patient office or other outpatient visit, 10-19 minutes 114 101 $54
99203 New patient office or other outpatient visit, 30-44 minutes 71 71 $122
99213 Established patient office or other outpatient visit, 20-29 minutes 65 52 $83
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 51 51 $108
99214 Established patient office or other outpatient visit, 30-39 minutes 41 40 $128
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 37 37 $190
99204 New patient office or other outpatient visit, 45-59 minutes 31 31 $175
45378 Diagnostic exam of large bowel using a flexible endoscope 27 27 $194
45380 Biopsy of large bowel using a flexible endoscope 21 21 $185
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 15 15 $264

In context: peer comparison

Among 2 peers in Largo Gastroenterology Physician, average services per provider: 45. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$473
Transactions
21
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
E.R. Squibb & Sons, L.L.C. 4 $79.93
Lexicon Pharmaceuticals, INC. 3 $64.76
Novartis Pharmaceuticals Corporation 2 $46.86
Scpharmaceuticals INC. 2 $43.72
Corcept Therapeutics 2 $41.35
Novo Nordisk INC 1 $34.99
Ardelyx, INC. 1 $30.31
Actelion Pharmaceuticals US, INC. 1 $28.91
Merck Sharp & Dohme LLC 1 $24.33
Janssen Biotech, INC. 1 $24.15
Heartflow, INC. 1 $20.43
AstraZeneca Pharmaceuticals Lp 1 $17.28
Abbvie INC. 1 $16.32

By nature of payment

Food and Beverage
$473

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
424
Patients
165
Total drug cost
$53,613
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 67 61 $1,017
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 41 41 $7,285
Amlodipine Besylate Generic 35 0 $460
Omeprazole Generic 35 19 $816
Linzess (Linaclotide) Brand 32 13 $40,245
Atorvastatin Calcium Generic 28 0 $453
Dicyclomine Hcl Generic 28 15 $1,195
Carvedilol Generic 26 0 $258
Hydrochlorothiazide Generic 23 0 $125
Metformin Hcl Generic 23 0 $89

Frequently asked questions

Auto-generated from federal data
What is Dr. John Bedeau's medical specialty?
Dr. John Bedeau practices Gastroenterology Physician in Largo, MD.
Where does Dr. John Bedeau practice?
Dr. John Bedeau practices at 9301 Largo Drive West, Largo, MD 207744884. Office phone: 3013508722.
What is Dr. John Bedeau's NPI?
Dr. John Bedeau's National Provider Identifier (NPI) is 1487646154, issued by NPPES.
Does Dr. John Bedeau accept Medicare assignment?
Dr. John Bedeau does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. John Bedeau commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99212); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.