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

Dr. David R Knowles, MD

Individual provider Urology Physician · NPI 1881699908

Dr. David R Knowles, MD is an Urology in Mount Vernon, Illinois. Graduated from Columbia University College of Physicians and Surgeons in 1998, 28 years ago. Practices with Advanced Urologic Surgeons PC, a 2-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
28
Trained at
Columbia University College of Physicians and Surgeons
Licensed in
IL
In the registry since
2005
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

4109 S Water Tower Pl
Mount Vernon, IL 62864-6293
Phone: (618) 244-4060
Fax: (618) 205-5817
Show map & directions

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

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence 036114878 (IL)

Record details

NPI number1881699908
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 15, 2005
Last updated in NPPESApril 20, 2017
Mailing address4109 S Water Tower Pl, Mount Vernon, IL 62864-6293

Medicare enrollment

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

Medicare specialtyUROLOGY
Medical schoolCOLUMBIA UNIVERSITY COLLEGE OF PHYSICIANS AND SURGEONS
Graduated 1998 (28 years in practice)
Group practice Advanced Urologic Surgeons Pc — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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