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

Individual provider Internal Medicine Physician · NPI 1255346730

Gnanam Thambi Pillai, MD is an Internal Medicine in Dayton, Ohio. Qualified in 1995, 31 years ago. Practices with South Dayton Acute Care Consultants, Inc, a 116-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
31
Licensed in
OH
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.

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Practice location Address checks out

33 W Rahn Rd
Dayton, OH 45429-2219
Phone: (937) 433-8990
Fax: (937) 433-8691
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 35-090192 (OH)
Hospitalist Physician Taxonomy 208M00000X · Licence 35.090192 (OH)

Record details

NPI number1255346730
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 31, 2006
Last updated in NPPESSeptember 5, 2019

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1995 (31 years in practice)
Group practice South Dayton Acute Care Consultants, Inc — 116 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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