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

Dr. James E Walker Jr., MD, PHD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1578581617

Dr. James E Walker Jr., MD, PHD is a Pulmonary Disease in Baton Rouge, Louisiana. Graduated from University of Mississippi School of Medicine in 2002, 24 years ago. Practices with Our Lady of the Lake Physician Group LLC, a 635-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Louisiana.

Years since qualifying
24
Trained at
University of Mississippi School of Medicine
Licensed in
LA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Partly verified

Some contact details are missing from the federal record.

LSU Health Sciences Center 5246 Brittany Dr
Baton Rouge, LA 70808
Phone: (225) 757-4080
Fax: (225) 757-4100
Show map & directions

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

Additional practice locations (2)

  • 7777 Hennessy Blvd Ste 409, Baton Rouge, LA 70808-4365 — (225) 765-5864
  • 5050 Poplar Ave, Memphis, TN 38157-0101 — (901) 276-2662

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence 308314 (LA)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 308314 (LA)

Record details

NPI number1578581617
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedJuly 17, 2006
Last updated in NPPESFebruary 5, 2024
Certification dateFebruary 5, 2024

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Also practisesCRITICAL CARE (INTENSIVISTS)
Medical schoolUNIVERSITY OF MISSISSIPPI SCHOOL OF MEDICINE
Graduated 2002 (24 years in practice)
Group practice Our Lady Of The Lake Physician Group Llc — 635 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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