Doctor profile · Federal record

Dr. Benjamin Leacock

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Emergency Medicine Physician · Emergency Medicine Physician · Emergency Medicine Physician · Student in an Organized Health Care Education/Training Program · Greenville, IL

  • NPI 1639375140
  • Accepts Medicare
  • MIPS 83.7 / 100 · 2023
  • 19 yrs in practice
  • Licensed in 6 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
200 Health Care Dr
Greenville, IL 622461154
(618) 664-1230
Additional location
1024 S LeMay Ave
Fort Collins, CO 805243929
(970) 495-7000
fax (303) 306-7753
Mailing address
Po Box 912215
Denver, CO 802912215

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
March 11, 2025
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (6)
Washington #MD61595673 · Colorado #DR.0056078 · Indiana #01081797A · Missouri #2010003231 · Illinois #036148647 · North Carolina #141051

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639375140. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
318
Distinct HCPCS
4
Medicare allowed
$42,985
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 149 143 $172
99284 Emergency department visit with moderate level of medical decision making 67 63 $118
93042 Electrocardiogram (ecg) 1 to 3 leads with review by physician only 58 55 $7
99291 Critical care, first 30-74 minutes 44 41 $207

In context: peer comparison

Among 15 peers in this city , average services per provider: 111. This provider delivers 2.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
103
Patients
75
Total drug cost
$811
Drug Type Claims Patients Total cost
Ciprofloxacin Hcl Generic 18 18 $152
Ondansetron Odt (Ondansetron) Brand 16 16 $125
Oxycodone Hcl Generic 16 16 $69
Tamsulosin Hcl Generic 15 0 $326
Prednisone Generic 13 13 $23
Tramadol Hcl Generic 13 12 $18
Tizanidine Hcl Generic 12 0 $98

Frequently asked questions

Auto-generated from federal data
What is Dr. Benjamin Leacock's medical specialty?
Dr. Benjamin Leacock practices Emergency Medicine Physician in Greenville, IL.
Where does Dr. Benjamin Leacock practice?
Dr. Benjamin Leacock practices at 200 Health Care Dr, Greenville, IL 622461154. Office phone: 6186641230.
What is Dr. Benjamin Leacock's NPI?
Dr. Benjamin Leacock's National Provider Identifier (NPI) is 1639375140, issued by NPPES.
Does Dr. Benjamin Leacock accept Medicare assignment?
Yes. Dr. Benjamin Leacock accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Benjamin Leacock commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Electrocardiogram (ecg) 1 to 3 leads with review by physician only (HCPCS 93042). Source: CMS Medicare Physician & Other Practitioners file.