Doctor profile · Federal record

Dr. David Varon, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Concord, CA

  • NPI 1184702656
  • Accepts Medicare
  • MIPS 13.0 / 100 · 2023
  • 56 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2485 High School Ave, Suite 306
Concord, CA 945201819
(925) 676-6622
fax (925) 676-6725

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1970 — 56 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #00A259490

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184702656. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
881
Distinct HCPCS
10
Medicare allowed
$155,387
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 274 163 $209
99214 Established patient office or other outpatient visit, 30-39 minutes 157 115 $150
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 89 85 $106
45384 Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery 58 58 $242
99442 Telephone medical discussion with physician, 11-20 minutes 57 46 $78
99204 New patient office or other outpatient visit, 45-59 minutes 52 52 $194
99205 New patient office or other outpatient visit, 60-74 minutes 47 47 $251
45380 Biopsy of large bowel using a flexible endoscope 41 41 $93
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 36 36 $193
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 31 31 $203

In context: peer comparison

Among 3 peers in Concord Gastroenterology Physician, average services per provider: 53. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$159
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Aimmune Therapeutics, INC. 1 $104.71
Abbvie INC. 2 $54.73

By nature of payment

Food and Beverage
$159

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
287
Patients
128
Total drug cost
$30,104
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 111 28 $1,228
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 55 54 $9,185
Sucralfate Generic 37 16 $1,209
Omeprazole Generic 25 11 $224
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 19 19 $316
Linzess (Linaclotide) Brand 16 0 $10,369
Dexlansoprazole Dr (Dexlansoprazole) Brand 13 0 $4,187
Colesevelam Hcl Generic 11 0 $3,386

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. David Varon's medical specialty?
Dr. David Varon practices Gastroenterology Physician in Concord, CA.
Where does Dr. David Varon practice?
Dr. David Varon practices at 2485 High School Ave, Concord, CA 945201819. Office phone: 9256766622.
What is Dr. David Varon's NPI?
Dr. David Varon's National Provider Identifier (NPI) is 1184702656, issued by NPPES.
Does Dr. David Varon accept Medicare assignment?
Yes. Dr. David Varon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Varon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.