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

Individual provider Anatomic Pathology Physician · NPI 1033328919

Dr. Leo Anthony Niemeier, MD is a Pathology in Columbus, Ohio. Qualified in 2004, 22 years ago. Practices with Greater Cincinnati Pathologists Inc, a 20-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
22
Licensed in
OH
In the registry since
2007
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

3535 Olentangy River Rd Rmh Pathology Dept - Corpath
Columbus, OH 43214-3908
Phone: (614) 566-4945
Fax: (614) 263-1056
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anatomic Pathology Physician (primary) Taxonomy 207ZP0101X · Licence 35095314 (OH)

Record details

NPI number1033328919
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 21, 2007
Last updated in NPPESDecember 9, 2022
Certification dateDecember 9, 2022

Medicare enrollment

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

Medicare specialtyPATHOLOGY
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice Greater Cincinnati Pathologists Inc — 20 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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