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

John Edward McLachlan Jr., MD

Individual provider Cardiovascular Disease Physician · NPI 1457331761

John Edward McLachlan Jr., MD is a Cardiovascular Disease (Cardiology) in Baton Rouge, Louisiana. Qualified in 1991, 35 years ago. Practices with Our Lady of the Lake Physician Group LLC, a 635-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Louisiana.

Years since qualifying
35
Licensed in
LA
In the registry since
2006
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 Ste 1000
Baton Rouge, LA 70808-4300
Phone: (225) 767-3900
Fax: (225) 766-2226
Show map & directions

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

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 09296R (LA)

Record details

NPI number1457331761
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 20, 2006
Last updated in NPPESFebruary 19, 2021
Certification dateFebruary 19, 2021

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolOTHER
Graduated 1991 (35 years in practice)
Group practice Our Lady Of The Lake Physician Group Llc — 635 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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