Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Lambert Mark Laperouse Jr., MD

Individual provider Emergency Medicine Physician · NPI 1609077619

Dr. Lambert Mark Laperouse Jr., MD is an Emergency Medicine in Baton Rouge, Louisiana. Graduated from Medical University of South Carolina College of Medicine in 2007, 19 years ago. Practices with Ascension Emergency Physicians, LLC, an 8-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Florida and Louisiana.

Years since qualifying
19
Trained at
Medical University of South Carolina College of Medicine
Licensed in
FL, LA
In the registry since
2007
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

7777 Hennessy Blvd
Baton Rouge, LA 70808-4300
Phone: (225) 765-7163
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 5439 Airline Hwy, Baton Rouge, LA 70805-1712 — (225) 358-4853

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence MD206052 (LA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence TRN11194 (FL)
Hospitalist Physician Taxonomy 208M00000X · Licence 206052 (LA)

Record details

NPI number1609077619
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 29, 2007
Last updated in NPPESJuly 7, 2026
Certification dateJuly 7, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyEMERGENCY MEDICINE
Also practisesUNDERSEA AND HYPERBARIC MEDICINE
Medical schoolMEDICAL UNIVERSITY OF SOUTH CAROLINA COLLEGE OF MEDICINE
Graduated 2007 (19 years in practice)
Group practice Ascension Emergency Physicians, Llc — 8 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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