Doctor profile · Federal record

Dr. Alexandre Lacasse, M.D., M.Sc.

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Saint Louis, MO

  • NPI 1972723765
  • Accepts Medicare
  • 23 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6420 Clayton RD, Medicine Outpatient Clinic
Saint Louis, MO 631171811
(314) 768-8373

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
March 7, 2023
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Tennessee #MD0000042236 · Missouri #2006028227

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972723765. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
156
Distinct HCPCS
5
Medicare allowed
$16,352
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 66 32 $77
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 29 21 $116
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 25 25 $169
99214 Established patient office or other outpatient visit, 30-39 minutes 20 11 $95
99239 Hospital discharge day management, more than 30 minutes 16 16 $111

In context: peer comparison

Among 216 peers in this city , average services per provider: 171. This provider delivers 0.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
93
Patients
0
Total drug cost
$273,914
Drug Type Claims Patients Total cost
Biktarvy (Bictegrav/Emtricit/Tenofov Ala) Brand 41 0 $166,164
Ceftriaxone (Ceftriaxone Sodium) Brand 18 0 $1,115
Triumeq (Abacavir/Dolutegravir/Lamivudi) Brand 12 0 $46,492
Cabenuva (Cabotegravir/Rilpivirine) Brand 11 0 $59,217
Vancomycin Hcl Generic 11 0 $926

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexandre Lacasse's medical specialty?
Dr. Alexandre Lacasse practices Internal Medicine Physician in Saint Louis, MO.
Where does Dr. Alexandre Lacasse practice?
Dr. Alexandre Lacasse practices at 6420 Clayton RD, Saint Louis, MO 631171811. Office phone: 3147688373.
What is Dr. Alexandre Lacasse's NPI?
Dr. Alexandre Lacasse's National Provider Identifier (NPI) is 1972723765, issued by NPPES.
Does Dr. Alexandre Lacasse accept Medicare assignment?
Yes. Dr. Alexandre Lacasse accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexandre Lacasse commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.