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

Dr. Tharun Karthikeyan, MD

Individual provider Orthopaedic Surgery Physician · NPI 1922200468

Dr. Tharun Karthikeyan, MD is an Orthopedic Surgery in Lexington, Kentucky. Graduated from University of Pittsburgh School of Medicine in 2005, 21 years ago. Practices with Proactive Therapy, Inc, a 122-clinician group and accepts Medicare assignment. Licensed in Kentucky, North Carolina and Pennsylvania.

Years since qualifying
21
Trained at
University of Pittsburgh School of Medicine
Licensed in
KY, NC, PA
In the registry since
2007
Specialties on file
3
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

1207 S Broadway
Lexington, KY 40504-2701
Phone: (859) 258-8575
Fax: (859) 258-8562
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence 45545 (KY)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence MT186736 (PA)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence 2011-00878 (NC)

Record details

NPI number1922200468
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 5, 2007
Last updated in NPPESApril 21, 2025
Certification dateApril 21, 2025

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolUNIVERSITY OF PITTSBURGH SCHOOL OF MEDICINE
Graduated 2005 (21 years in practice)
Group practice Proactive Therapy, Inc — 122 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations11 on file with Medicare

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