Doctor profile · Federal record

Dr. Christopher Ratnasamy, MD

Interventional Cardiology Physician (CMS: Pediatric Medicine) · Adult Congenital Heart Disease Physician · Pediatric Cardiology Physician · Grand Rapids, MI

  • NPI 1043411721
  • Accepts Medicare
  • MIPS 77.2 / 100 · 2023
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
25 Michigan St Ne, Suite 4300
Grand Rapids, MI 49503
(616) 267-9150
Mailing address
100 Michigan St Ne, Mc 845
Grand Rapids, MI 495032560

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
April 14, 2021
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207RI0011X — NUCC code
State license (1)
Michigan #4301104221

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043411721. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$44
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 2 $44.08

By nature of payment

Food and Beverage
$44

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
18
Patients
0
Total drug cost
$404
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 18 0 $404

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Ratnasamy's medical specialty?
Dr. Christopher Ratnasamy practices Interventional Cardiology Physician in Grand Rapids, MI.
Where does Dr. Christopher Ratnasamy practice?
Dr. Christopher Ratnasamy practices at 25 Michigan St Ne, Grand Rapids, MI 49503. Office phone: 6162679150.
What is Dr. Christopher Ratnasamy's NPI?
Dr. Christopher Ratnasamy's National Provider Identifier (NPI) is 1043411721, issued by NPPES.
Does Dr. Christopher Ratnasamy accept Medicare assignment?
Yes. Dr. Christopher Ratnasamy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.