Doctor profile · Federal record

Dr. Marcus Juan Esteban, M.D.

Gastroenterology Physician (CMS: Internal Medicine) · Internal Medicine Physician · Vallejo, CA

  • NPI 1922455864
  • Accepts Medicare
  • 12 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
975 Sereno Dr
Vallejo, CA 945892441
(707) 651-1000
Additional location
4800 Alberta Ave
El Paso, TX 799052700
(915) 215-5200
Mailing address
2000 5Th St Unit 352
Berkeley, CA 947101877

Credentials & registration

NPPES · NUCC
NPI registered
May 2016 — 10 yrs on file
Profile last updated
August 28, 2022
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
California #A173226 · Texas #S7429

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922455864. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$52
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 1 $51.90

By nature of payment

Food and Beverage
$52

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
496
Patients
373
Total drug cost
$11,209
Drug Type Claims Patients Total cost
Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 308 290 $6,619
Omeprazole Generic 98 53 $1,431
Pantoprazole Sodium Generic 53 30 $709
Budesonide Dr (Budesonide) Brand 15 0 $1,144
Spironolactone Generic 11 0 $328
Ursodiol Generic 11 0 $979

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marcus Juan Esteban's medical specialty?
Dr. Marcus Juan Esteban practices Gastroenterology Physician in Vallejo, CA.
Where does Dr. Marcus Juan Esteban practice?
Dr. Marcus Juan Esteban practices at 975 Sereno Dr, Vallejo, CA 945892441. Office phone: 7076511000.
What is Dr. Marcus Juan Esteban's NPI?
Dr. Marcus Juan Esteban's National Provider Identifier (NPI) is 1922455864, issued by NPPES.
Does Dr. Marcus Juan Esteban accept Medicare assignment?
Yes. Dr. Marcus Juan Esteban accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.