Summary

Dr. Karthika Rajan is an endocrinologist who specializes in diabetes and metabolism, internal medicine, and hospital medicine. She earned her medical degree from Coimbatore Medical College and brings 29 years of experience to her practice. Dr. Rajan is fluent in English.

Dr. Rajan is affiliated with OhioHealth Berger Hospital, OhioHealth Grove City Methodist Hospital, and OhioHealth Pickerington Methodist Hospital, with practice locations in Columbus, Circleville, Grove City, Pickerington, and Orient, Ohio. She focuses on treating conditions such as high cholesterol, thyroid nodules, and elevated cholesterol levels in children and teenagers. Her expertise includes performing important diagnostic tests like A1c monitoring, alkaline phosphatase testing, and arterial blood gas analysis. Patients rate Dr. Rajan 3.8 out of 5 stars.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.8
  • 29 years of experience
  • speaks English
  • Coimbatore Medical College
  • 1 written review
  • 3 specialties
  • 8 areas of expertise
  • 3 hospital affiliations
  • 5 office locations
  • Female

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Karthika Rajan has 5 locations

Chalmers P Wylie Veterans Outpatient Clinic

420 N James RdColumbus, OH 43219
Mon7:30 am - 6:00 pm
Tue7:30 am - 6:00 pm
Wed7:30 am - 6:00 pm
Thu7:30 am - 6:00 pm
Fri7:30 am - 6:00 pm
Sat8:00 am - 4:00 pm
Sun8:00 am - 4:00 pm

Ohiohealth Berger Hospital

600 N Pickaway StCircleville, OH 43113

Ohiohealth Grove City Methodist Hospital

1375 Stringtown RdGrove City, OH 43123

Ohiohealth Pickerington Methodist Hospital

1010 Refugee RdPickerington, OH 43147

Ohiohealth Physician Group Endocrinology

9085 Southern St Ste 200aOrient, OH 43146
Mon7:30 am - 4:00 pm
Tue7:30 am - 4:00 pm
Wed7:30 am - 4:00 pm
Thu7:30 am - 4:00 pm
Fri7:30 am - 2:00 pm
SatClosed
SunClosed

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Dr. Karthika Rajan, MDHawa ElmiRobert John NadlerSerena Hua
Endocrinology, Diabetes & MetabolismNurse PractitionerPediatricsEmergency Medicine
Accepts New Patients
3.8 
29 Years of Experience 6 Years of Experience 9 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English
Columbus , OHColumbus , OHColumbus , OHOakland , CA
Med School: Coimbatore Medical College Med School: Wright State University Boonshoft School Of Medicine Med School: Ohio State University College Of Medicine & Public Health
Current Profile
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Insurance Plans Accepted by Dr. Karthika Rajan

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Karthika Rajan has the following 3 specialties

Specialty Expertise

Dr. Karthika Rajan has the following 8 areas of expertise

  • Check-up
  • Heartburn
  • Hospital Medicine
  • Immunization
  • Internal Medicine
  • Physical
  • Vaccination
  • Weight Loss

Certifications, License, & Education

29 Years Experience

Dr. Karthika Rajan holds an expired medical license in the state of Ohio.

Medical License

Medical Doctor with an expired medical license in the state of Ohio that expired in 2026.

Education & Training

Medical School

Graduated from Coimbatore Medical College in 1997.

NPI Number

Dr. Rajan's NPI number is 1457450595.

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Frequently Asked Questions

How can I make an appointment with Dr. Karthika Rajan?
You can find contact information for Dr. Karthika Rajan here on Vitals.
Which hospitals is Dr. Karthika Rajan affiliated with?
Dr. Karthika Rajan is affiliated with Ohiohealth Berger Hospital, Ohiohealth Grove City Methodist Hospital, and Ohiohealth Pickerington Methodist Hospital.
Does Dr. Karthika Rajan accept virtual/telehealth appointments?
Dr. Karthika Rajan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Karthika Rajan speak?
Dr. Karthika Rajan speaks English.
Where is Dr. Karthika Rajan's office located?
Dr. Karthika Rajan's office is located at 420 N James Rd, Columbus, OH, 43219.

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