Doctor profile · Federal record

Dr. Leslie Crosby

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

  • NPI 1528629748
  • Accepts Medicare
  • MIPS 81.2 / 100 · 2023
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Medical Center Blvd
Chester, PA 190133902
(610) 447-6671

Credentials & registration

NPPES · NUCC
NPI registered
June 2019 — 7 yrs on file
Profile last updated
January 10, 2023
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Pennsylvania #MD476740

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528629748. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
332
Distinct HCPCS
5
Medicare allowed
$52,872
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 147 144 $181
99284 Emergency department visit with moderate level of medical decision making 84 81 $123
99291 Critical care, first 30-74 minutes 61 60 $220
99283 Emergency department visit with low level of medical decision making 26 25 $74
99282 Emergency department visit with straightforward medical decision making 14 14 $43

In context: peer comparison

Among 8 peers in Chester Emergency Medicine Physician, average services per provider: 80. This provider delivers 4.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
24
Patients
24
Total drug cost
$175
Drug Type Claims Patients Total cost
Cephalexin Generic 12 12 $152
Prednisone Generic 12 12 $23

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Leslie Crosby's medical specialty?
Dr. Leslie Crosby practices Emergency Medicine Physician in Chester, PA.
Where does Dr. Leslie Crosby practice?
Dr. Leslie Crosby practices at 1 Medical Center Blvd, Chester, PA 190133902. Office phone: 6104476671.
What is Dr. Leslie Crosby's NPI?
Dr. Leslie Crosby's National Provider Identifier (NPI) is 1528629748, issued by NPPES.
Does Dr. Leslie Crosby accept Medicare assignment?
Yes. Dr. Leslie Crosby accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Leslie Crosby 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); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.