Doctor profile · Federal record

Dr. Thomas Zikos, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Stanford, CA

  • NPI 1801162904
  • Accepts Medicare
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Pasteur Dr, Grant S101
Stanford, CA 943052200
(650) 723-6661
fax (650) 498-6205

Credentials & registration

NPPES · NUCC
NPI registered
March 2012 — 14 yrs on file
Profile last updated
November 29, 2021
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A126604

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801162904. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$60
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 2 $60.35

By nature of payment

Food and Beverage
$60

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
260
Patients
113
Total drug cost
$66,815
Drug Type Claims Patients Total cost
Omeprazole Generic 121 72 $1,344
Pantoprazole Sodium Generic 19 0 $320
Dicyclomine Hcl Generic 17 0 $733
Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 17 16 $365
Motegrity (Prucalopride Succinate) Brand 17 0 $25,390
Creon (Lipase/Protease/Amylase) Brand 15 0 $16,814
Linzess (Linaclotide) Brand 15 0 $20,973
Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) Brand 14 0 $291
Metronidazole Generic 13 13 $151
Tetracycline Hcl Generic 12 12 $434

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Zikos's medical specialty?
Dr. Thomas Zikos practices Internal Medicine Physician in Stanford, CA.
Where does Dr. Thomas Zikos practice?
Dr. Thomas Zikos practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507236661.
What is Dr. Thomas Zikos's NPI?
Dr. Thomas Zikos's National Provider Identifier (NPI) is 1801162904, issued by NPPES.
Does Dr. Thomas Zikos accept Medicare assignment?
Yes. Dr. Thomas Zikos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.