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

William C Collyer, MD

Individual provider Urology Physician · NPI 1225096621

William C Collyer, MD is an Urology in Evansville, Indiana. Qualified in 1999, 27 years ago. Practices with Good Samaritan Hospital Physician Services, Inc, a 143-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Indiana and Missouri.

Years since qualifying
27
Licensed in
IN, MO
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

421 Chestnut St
Evansville, IN 47713-1227
Phone: (812) 426-9855
Fax: (812) 858-4536
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Additional practice locations (2)

  • 4233 Gateway Blvd, Newburgh, IN 47630-8900 — (812) 426-9855
  • 3 Doctors Park, Cape Girardeau, MO 63703-4927 — (573) 334-7748

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence 01078796A (IN)
Urology Physician Taxonomy 208800000X · Licence 2005019860 (MO)

Record details

NPI number1225096621
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 3, 2006
Last updated in NPPESMarch 17, 2018
Mailing address12703 Redfox Ct, Maryland Heights, MO 63043-2833

Medicare enrollment

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

Medicare specialtyUROLOGY
Medical schoolOTHER
Graduated 1999 (27 years in practice)
Group practice Good Samaritan Hospital Physician Services, Inc — 143 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Evansville