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

Gregory S. Knudson, MD

Individual provider Urology Physician · NPI 1033284286

Gregory S. Knudson, MD is an Urology in Delaware, Ohio. Graduated from University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb) in 1986, 40 years ago. Practices with Ohiohealth Corporation, a 2,289-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Ohio.

Years since qualifying
40
Trained at
University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb)
Licensed in
OH
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

551 W Central Ave Ste 102
Delaware, OH 43015-1498
Phone: (740) 368-5550
Fax: (740) 368-5591
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence 35.063160 (OH)

Record details

NPI number1033284286
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 22, 2006
Last updated in NPPESSeptember 22, 2022
Certification dateSeptember 22, 2022
Mailing addressPo Box 7527, Dublin, OH 43017-0727

Medicare enrollment

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

Medicare specialtyUROLOGY
Medical schoolUNIVERSITY OF ILLINOIS COLLEGE OF MED (CHI/PEOR/ROCK/CHM-URB)
Graduated 1986 (40 years in practice)
Group practice Ohiohealth Corporation — 2289 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services