Doctor profile · Federal record

Dr. Seper Dezfoli, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Long Beach, CA

  • NPI 1104159383
  • Accepts Medicare
  • 17 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3816 Woodruff Ave Ste 411
Long Beach, CA 908082146
(562) 485-5550

Credentials & registration

NPPES · NUCC
NPI registered
September 2009 — 17 yrs on file
Profile last updated
March 9, 2026
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
California #A113069 · Illinois #036169574

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104159383. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
252
Distinct HCPCS
7
Medicare allowed
$36,357
HCPCS Description Services Patients Avg allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 52 47 $97
99214 Established patient office or other outpatient visit, 30-39 minutes 46 34 $129
99215 Established patient office or other outpatient visit, 40-54 minutes 41 36 $182
45380 Biopsy of large bowel using a flexible endoscope 37 37 $131
99203 New patient office or other outpatient visit, 30-44 minutes 29 29 $116
99204 New patient office or other outpatient visit, 45-59 minutes 27 27 $177
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 20 20 $245

In context: peer comparison

Among 3 peers in this city , average services per provider: 82. This provider delivers 3.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$32,999
Transactions
100
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
Lucid Diagnostics Inc. 22 $17,419.33
Phathom Pharmaceuticals, Inc. 29 $14,282.20
ABBVIE INC. 18 $455.50
Janssen Biotech, Inc. 10 $403.91
Ardelyx, Inc. 7 $153.34
Novo Nordisk Inc 4 $79.79
Salix Pharmaceuticals, a division of Bausch Health US, LLC 3 $62.93
Madrigal Pharmaceuticals 2 $61.67
RedHill Biopharma Inc. 2 $29.02
QOL Medical, LLC 1 $20.73
Braintree Laboratories, Inc. 1 $15.73
GENZYME CORPORATION 1 $14.62

By nature of payment

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
$18,470
Consulting Fee
$9,669
Travel and Lodging
$2,610
Food and Beverage
$2,250

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
340
Patients
199
Total drug cost
$65,403
Drug Type Claims Patients Total cost
Plenvu (Peg3350/Sod Sul/Nacl/Kcl/Asb/C) Brand 168 159 $24,013
Pantoprazole Sodium Generic 64 25 $818
Motegrity (Prucalopride Succinate) Brand 34 0 $18,976
Omeprazole Generic 21 0 $133
Talicia (Omeprazole/Amoxicill/Rifabutin) Brand 15 15 $12,286
Dexlansoprazole Dr (Dexlansoprazole) Brand 14 0 $3,321
Famotidine Generic 13 0 $447
Trulance (Plecanatide) Brand 11 0 $5,410

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Seper Dezfoli's medical specialty?
Dr. Seper Dezfoli practices Gastroenterology Physician in Long Beach, CA.
Where does Dr. Seper Dezfoli practice?
Dr. Seper Dezfoli practices at 3816 Woodruff Ave Ste 411, Long Beach, CA 908082146. Office phone: 5624855550.
What is Dr. Seper Dezfoli's NPI?
Dr. Seper Dezfoli's National Provider Identifier (NPI) is 1104159383, issued by NPPES.
Does Dr. Seper Dezfoli accept Medicare assignment?
Yes. Dr. Seper Dezfoli accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Seper Dezfoli commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.