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

Individual provider Specialist · NPI 1801845136

Geoffrey J Flattmann, MD is a General Surgery in Natchez, Mississippi. Graduated from Louisiana State University School of Medicine in New Orleans in 1995, 31 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Mississippi.

Years since qualifying
31
Trained at
Louisiana State University School of Medicine in New Orleans
Licensed in
MS
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

142 Jeff Davis Blvd Ste A
Natchez, MS 39120-5104
Phone: (601) 445-8667
Fax: (601) 445-8767
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence 16771 (MS)

Record details

NPI number1801845136
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 5, 2006
Last updated in NPPESFebruary 9, 2022
Certification dateFebruary 9, 2022
Mailing address142 Jeff Davis Blvd Ste A, Natchez, MS 39120-5104

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolLOUISIANA STATE UNIVERSITY SCHOOL OF MEDICINE IN NEW ORLEANS
Graduated 1995 (31 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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