Doctor profile · Federal record

Dr. Zan Siddiqi, MD

Internal Medicine Physician · Lansing, MI

  • NPI 1841980513
  • 3 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1215 E Michigan Ave
Lansing, MI 489121811
(517) 364-1000

Credentials & registration

NPPES · NUCC
NPI registered
May 2023 — 3 yrs on file
Profile last updated
February 20, 2024
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Michigan #4351051859

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841980513. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$102
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 1 $50.59
Lilly USA, LLC 1 $23.44
Novo Nordisk INC 1 $14.28
Merck Sharp & Dohme LLC 1 $14.02

By nature of payment

Food and Beverage
$102

Frequently asked questions

Auto-generated from federal data
What is Dr. Zan Siddiqi's medical specialty?
Dr. Zan Siddiqi practices Internal Medicine Physician in Lansing, MI.
Where does Dr. Zan Siddiqi practice?
Dr. Zan Siddiqi practices at 1215 E Michigan Ave, Lansing, MI 489121811. Office phone: 5173641000.
What is Dr. Zan Siddiqi's NPI?
Dr. Zan Siddiqi's National Provider Identifier (NPI) is 1841980513, issued by NPPES.