Doctor profile · Federal record

Dr. Christopher Leach, MD

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (CMS: Thoracic Surgery) · Torrance, CA

  • NPI 1407852486
  • Accepts Medicare
  • 53 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
24050 Madison St Ste 100Q
Torrance, CA 905056080
(608) 397-4488
fax (608) 775-4467

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
March 19, 2019
Year of graduation
1973 — 53 yrs since
Specialty taxonomy
208G00000X — NUCC code
State license (1)
California #G158842
Medicaid
WI #31533200

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407852486. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,876
Distinct HCPCS
10
Medicare allowed
$562,274
HCPCS Description Services Patients Avg allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 1,114 234 $116
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 857 144 $166
11042 Removal of skin and tissue, 20.0 sq cm or less 567 115 $137
11045 Removal of skin and tissue, each additional 20.0 sq cm or less 278 36 $44
11047 Removal of bone, each additional 20.0 sq cm or less 276 27 $131
11044 Removal of bone, 20.0 sq cm or less 257 61 $343
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 140 140 $144
17250 Application of chemical to stop tissue regrowth in wound 128 17 $86
11043 Removal of muscle and/or tissue, 20.0 sq cm or less 105 57 $246
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 63 63 $196

In context: peer comparison

Among 1 peers in Torrance Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, average services per provider: 323. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
29
Patients
17
Total drug cost
$430
Drug Type Claims Patients Total cost
Mupirocin Generic 29 17 $430

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Leach's medical specialty?
Dr. Christopher Leach practices Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Torrance, CA.
Where does Dr. Christopher Leach practice?
Dr. Christopher Leach practices at 24050 Madison St Ste 100Q, Torrance, CA 905056080. Office phone: 6083974488.
What is Dr. Christopher Leach's NPI?
Dr. Christopher Leach's National Provider Identifier (NPI) is 1407852486, issued by NPPES.
Does Dr. Christopher Leach accept Medicare assignment?
Yes. Dr. Christopher Leach accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Leach commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Subsequent nursing facility care with high level of medical decision making (HCPCS 99310); Removal of skin and tissue, 20.0 sq cm or less (HCPCS 11042). Source: CMS Medicare Physician & Other Practitioners file.