Doctor profile · Federal record

Dr. Timothy O'Leary, PA-C

Physician Assistant · Physician Assistant · Carbondale, IL

  • NPI 1811464381
  • MIPS 72.5 / 100 · 2023
  • 8 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 5 locations .

NPPES Updated May 11, 2026
Primary practice
405 W Jackson St
Carbondale, IL 629011462
(618) 549-0721
fax (618) 457-0469
Additional location
1000 Health Center Dr
Mattoon, IL 619389261
(217) 258-2551
fax (217) 258-2256
Additional location
2 S Hospital Dr
Murphysboro, IL 629663333
(618) 684-3156
fax (618) 529-0524
Show 2 more locations
Additional location
201 S 14Th St
Herrin, IL 629483631
(618) 942-2171
fax (618) 351-4917
Additional location
905 N Maple St
Effingham, IL 624016401
(217) 540-6123
fax (217) 347-7197
Mailing address
Po Box 3988
Carbondale, IL 629023988

Credentials & registration

NPPES · NUCC
NPI registered
November 2018 — 8 yrs on file
Profile last updated
September 27, 2021
Specialty taxonomy
363A00000X — NUCC code
State licenses (2)
Illinois #085-006798 · Illinois #085006798

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811464381. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
237
Distinct HCPCS
3
Medicare allowed
$28,859
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 119 117 $103
99285 Emergency department visit with high level of medical decision making 103 101 $152
99283 Emergency department visit with low level of medical decision making 15 15 $62

In context: peer comparison

Among 19 peers in Carbondale Physician Assistant, average services per provider: 98. This provider delivers 2.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$17
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 1 $17.29

By nature of payment

Food and Beverage
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
84
Patients
84
Total drug cost
$588
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 28 28 $109
Cephalexin Generic 18 18 $176
Ondansetron Odt (Ondansetron) Brand 14 14 $164
Meloxicam Generic 13 13 $51
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 11 11 $88

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy O'Leary's medical specialty?
Dr. Timothy O'Leary practices Physician Assistant in Carbondale, IL.
Where does Dr. Timothy O'Leary practice?
Dr. Timothy O'Leary practices at 405 W Jackson St, Carbondale, IL 629011462. Office phone: 6185490721.
What is Dr. Timothy O'Leary's NPI?
Dr. Timothy O'Leary's National Provider Identifier (NPI) is 1811464381, issued by NPPES.
What procedures does Dr. Timothy O'Leary commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.