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

Mark Peal Posner, MD

Individual provider Urology Physician · NPI 1255391660

Mark Peal Posner, MD is an Urology in Baton Rouge, Louisiana. Graduated from Louisiana State University School of Medicine in Shreveport in 1988, 38 years ago. Practices with Our Lady of the Lake Physician Group LLC, a 635-clinician group and accepts Medicare assignment. Licensed in Louisiana.

Years since qualifying
38
Trained at
Louisiana State University School of Medicine in Shreveport
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 2004
Baton Rouge, LA 70808-4300
Phone: (225) 769-2500
Fax: (225) 769-9424
Show map & directions

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

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence 020169 (LA)

Record details

NPI number1255391660
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 28, 2006
Last updated in NPPESMay 28, 2025
Certification dateMay 28, 2025

Medicare enrollment

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

Medicare specialtyUROLOGY
Medical schoolLOUISIANA STATE UNIVERSITY SCHOOL OF MEDICINE IN SHREVEPORT
Graduated 1988 (38 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 locations4 on file with Medicare

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