Doctor profile · Federal record

Dr. Noobar Israel Mardirosian, MD

Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Indianapolis, IN

  • NPI 1447450200
  • Accepts Medicare
  • MIPS 81.2 / 100 · 2023
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1001 W 10Th St, 4Th Floor
Indianapolis, IN 462022859
(317) 630-7979
fax (317) 630-2668
Additional location
720 Eskenazi Ave
Indianapolis, IN 462025187
(317) 880-7666
Mailing address
Po Box 637764
Cincinnati, OH 452637764

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
September 22, 2025
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Indiana #01068732A
Medicaid
IN #201000040

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447450200. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
45
Distinct HCPCS
1
Medicare allowed
$7,446
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 45 42 $165

In context: peer comparison

Among 195 peers in Indianapolis Internal Medicine Physician, average services per provider: 101. This provider delivers 0.4× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Noobar Israel Mardirosian's medical specialty?
Dr. Noobar Israel Mardirosian practices Internal Medicine Physician in Indianapolis, IN.
Where does Dr. Noobar Israel Mardirosian practice?
Dr. Noobar Israel Mardirosian practices at 1001 W 10Th St, Indianapolis, IN 462022859. Office phone: 3176307979.
What is Dr. Noobar Israel Mardirosian's NPI?
Dr. Noobar Israel Mardirosian's National Provider Identifier (NPI) is 1447450200, issued by NPPES.
Does Dr. Noobar Israel Mardirosian accept Medicare assignment?
Yes. Dr. Noobar Israel Mardirosian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Noobar Israel Mardirosian commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.