Doctor profile · Federal record

Dr. Siamak Ghanbari Rostamabadi, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Hospitalist Physician · Dayton, OH

  • NPI 1588801757
  • Accepts Medicare
  • MIPS 78.2 / 100 · 2023
  • 30 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
30 E Apple St, Suite 6250
Dayton, OH 454092939
(937) 208-8394
fax (937) 208-8388
Additional location
2201 Lexington Ave
Ashland, KY 411012843
(606) 408-4000
Mailing address
30 E Apple St Ste 6250
Dayton, OH 454092939

Credentials & registration

NPPES · NUCC
NPI registered
January 2009 — 17 yrs on file
Profile last updated
April 7, 2026
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Ohio #35.093900 · Kentucky #48820
Medicaid
OH #2972958

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588801757. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
107
Distinct HCPCS
2
Medicare allowed
$14,464
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 83 80 $126
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 24 24 $168

In context: peer comparison

Among 60 peers in this city , average services per provider: 144. This provider delivers 0.7× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Siamak Ghanbari Rostamabadi's medical specialty?
Dr. Siamak Ghanbari Rostamabadi practices Internal Medicine Physician in Dayton, OH.
Where does Dr. Siamak Ghanbari Rostamabadi practice?
Dr. Siamak Ghanbari Rostamabadi practices at 30 E Apple St, Dayton, OH 454092939. Office phone: 9372088394.
What is Dr. Siamak Ghanbari Rostamabadi's NPI?
Dr. Siamak Ghanbari Rostamabadi's National Provider Identifier (NPI) is 1588801757, issued by NPPES.
Does Dr. Siamak Ghanbari Rostamabadi accept Medicare assignment?
Yes. Dr. Siamak Ghanbari Rostamabadi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Siamak Ghanbari Rostamabadi commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.