Physician Profile
Unclaimed ProfileAbout CORWIN
Terry Spark Corwin, MD practises urology in Everett, WA. Terry is a 1996 graduate of University of Texas Southwestern Medical School at Dallas.
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. Corwin specialise in?
Dr. Corwin is an urology in Everett, WA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “UROLOGY”.
NPI registry
Where is Dr. Corwin located?
Dr. Corwin is listed at 4310 COLBY AVE SUITE 203, Everett, WA 98203. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Corwin's phone number?
The number on file is (425) 252-8102. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Corwin's NPI number?
Dr. Corwin's National Provider Identifier is 1912954744. 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. Corwin go to medical school?
Dr. Corwin attended University of Texas Southwestern Medical School at Dallas, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Corwin been practising?
Dr. Corwin has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Corwin do most often?
According to Medicare billing data, Dr. Corwin performs procedures including ultrasound measurement of bladder capacity after voiding, instillation of anti-cancer drug into bladder and diagnostic exam of bladder and urethra using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Corwin confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Corwin. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (425) 252-8102
- Email not available
Practice Locations
4310 COLBY AVE SUITE 203
Everett, WA 98203
Procedures Most Often Billed to Medicare
2,242 services · 437 patients · 13 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Ultrasound measurement of bladder capacity after voiding | Procedure | 51798 |
60 |
| Instillation of anti-cancer drug into bladder | Procedure | 51720 |
46 |
| Diagnostic exam of bladder and urethra using an endoscope | Procedure | 52000 |
33 |
| Simple change of bladder tube | Procedure | 51705 |
31 |
| Electronic assessment of bladder emptying | Procedure | 51741 |
19 |
| Bcg live intravesical instillation, 1 mg | Drug given | J9030 |
1,710 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
122 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
86 |
| Urinalysis, manual test | Lab test | 81002 |
45 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
27 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other urology specialists at this location 3
Same specialty, same street address — most likely the same department or group.
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 Everett 5
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of Texas Southwestern Medical School at Dallas 8
Other providers in the same specialty who trained at the same institution.
Class of 1996 at University of Texas Southwestern Medical School at Dallas 8
Providers who graduated from the same medical school in the same year.
Also performs Ultrasound measurement of bladder capacity after voiding 8
Providers in WA 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.