Physician Profile
Unclaimed ProfileAbout COLLYER
William C Collyer, M.D. is a healthcare provider in Evansville, IN specializing in urology. Medicare claims data shows William provided 334 services to 283 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Collyer specialize in?
Dr. Collyer is an urology in Evansville, IN. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “UROLOGY”.
NPI registry
Where is Dr. Collyer located?
Dr. Collyer is listed at 421 CHESTNUT ST, Evansville, IN 47713. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Collyer's phone number?
The number on file is (812) 426-9855. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Collyer?
Dr. Collyer's National Provider Identifier is 1225096621. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Collyer go to medical school?
Dr. Collyer attended Other, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Collyer have?
Dr. Collyer has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Collyer do most often?
According to Medicare billing data, Dr. Collyer performs procedures including diagnostic exam of bladder and urethra using an endoscope, insertion of stent in ureter using an endoscope and biopsy of prostate gland; reads or performs imaging such as imaging of urinary tract following injection of a contrast agent and imaging guidance for procedure, 60 minutes or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Collyer's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Collyer. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (812) 426-9855
- Email not available
Practice Locations
421 CHESTNUT ST
Evansville, IN 47713
Procedures Most Often Billed to Medicare
334 services · 283 patients · 12 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Diagnostic exam of bladder and urethra using an endoscope | Procedure | 52000 |
19 |
| Insertion of stent in ureter using an endoscope | Procedure | 52332 |
14 |
| Biopsy of prostate gland | Procedure | 55700 |
11 |
| Imaging of urinary tract following injection of a contrast agent | Imaging | 74420 |
32 |
| Imaging guidance for procedure, 60 minutes or less | Imaging | 76000 |
21 |
| Ultrasonic guidance for needle placement | Imaging | 76942 |
11 |
| Ultrasound scan of pelvic region through rectum | Imaging | 76872 |
11 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
101 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
77 |
| Manual urinalysis test with examination using microscope, automated | Lab test | 81001 |
14 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other urology specialists in Evansville 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1999 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Diagnostic exam of bladder and urethra using an endoscope 8
Providers in IN who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.