Directory of Practices

Contact Information
500 Thomas Ln,
Suite 3G
Columbus, OH  43214
P    457-7732
F    457-4346

Office Hours
Office & Lab Hours
Monday & Thursday 8 AM - 4:30 PM
Tuesday 8 AM – 5:30 PM
Wednesday 7 AM – 4:30 PM
Friday 8 AM – 3:30 PM


Satellite Office Hours
Please call the main office number for an appointment.

Tallo Grove City Office
Sam Anderson, M.D.
2061 Stringtown Rd.
Grove City, Oh 43123
Patient Hrs:
Wednesday 8A to 5P
Friday 8A to 12N

Tallo Westerville Office
Offices of Michael Ports, M.D.
Diane Tallo, M.D.
450 Alkyre Run Dr. Ste 380
Westerville 43082
Patient Hrs: Tuesday 8A-4P

Tallo Gahanna Office
Offices of Family Phys of Gahanna
Leslie Hoffman, M.D.
535 OffiCenter Pl, 2nd Fl.
Gahanna OH 43230
Patient Hrs: Monday 8A to 5P

Tallo Marysville Office
Marysville Primary Care
Ravi Dhawale, M.D.
1044 Columbus Ave.
Marysville OH 43040
Patient Hrs: Thursday 8:30A to 5P

Tallo Delaware Office
Constantine Kroustos, M.D.
695 W. Central Ave
Delaware, OH 43015
Patient Hrs: Wednesday 8A to 4P

Tallo Canal Winchester Office
Family Medicine and Pediatrics at Winchester Sq.
6201 Gender Road
Canal Winchester, Ohio 43110
Patient Hrs: Tuesdays 9A to 4P

Maps & Directions

Our Physicians
Samuel R. Anderson, M.D., F.A.C.E.	Ravi Dhawale, M.D.
Leslie Hoffman, M.D.	Constantine N. Kroustos, M.D.
Sophia B. Meis, DO, MPH	Diane Tallo, M.D.

Our Nurse Practitioners
Cheryl Kollman, CNP

Subspecialty Treatments & Programs
Diabetes Management & Education
Insulin Pump Therapy
Thyroid, Adrenal and Pituitary Disorders
Osteoporosis-Bone and Calcium Disorders
PCOS-Polycystic Ovarian Syndrome

After Hours
Call 614-457-7732 to reach the on-call physician.

Our Philosophy
Communication & Education
Achievable Results & Quality Care
Respect & Dignity
Ethics & Integrity
“At Tallo and Associates, we make the CARE of our patients our first priority.”