Doctor profile · Federal record

Dr. Thomas Koroscil, MD

Endocrinology, Diabetes & Metabolism Physician · Dayton, OH

  • NPI 1811953680
  • MIPS 75.0 / 100 · 2023
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1222 S Patterson Blvd, Suite 220
Dayton, OH 454022684
(937) 223-5350
fax (937) 224-3112
Mailing address
725 University Blvd
Dayton, OH 454350001

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
March 13, 2014
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
Ohio #35083507
Medicaid
OH #2492333

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811953680. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
456
Distinct HCPCS
6
Medicare allowed
$48,116
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 272 234 $120
76536 Ultrasound scan of head and neck soft tissue 83 81 $103
99204 New patient office or other outpatient visit, 45-59 minutes 35 35 $159
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 33 17 $32
83037 Hemoglobin a1c level, by device for home use 22 18 $10
83036 Hemoglobin a1c level 11 11 $10

In context: peer comparison

Among 5 peers in this city , average services per provider: 94. This provider delivers 4.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,306
Patients
305
Total drug cost
$144,260
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 567 147 $8,635
Methimazole Generic 199 67 $3,855
Synthroid (Levothyroxine Sodium) Brand 86 27 $5,647
Alendronate Sodium Generic 60 13 $424
Hydrocortisone Generic 60 16 $4,129
Testosterone Generic 46 13 $12,224
Trulicity (Dulaglutide) Brand 43 0 $47,985
Testosterone Cypionate Generic 41 11 $2,310
Calcitriol Generic 38 11 $2,029
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 33 0 $28,301

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Koroscil's medical specialty?
Dr. Thomas Koroscil practices Endocrinology, Diabetes & Metabolism Physician in Dayton, OH.
Where does Dr. Thomas Koroscil practice?
Dr. Thomas Koroscil practices at 1222 S Patterson Blvd, Dayton, OH 454022684. Office phone: 9372235350.
What is Dr. Thomas Koroscil's NPI?
Dr. Thomas Koroscil's National Provider Identifier (NPI) is 1811953680, issued by NPPES.
What procedures does Dr. Thomas Koroscil commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Ultrasound scan of head and neck soft tissue (HCPCS 76536); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.