Physician Profile
Matthew Gretzer, MD
Unclaimed ProfileAbout Dr. Gretzer
Based in Tucson, AZ, Matthew Gretzer, MD is listed in the NPI registry under urology. Matthew graduated from University of Texas Medical School at San Antonio in 1998. According to Medicare claims data, Matthew cared for 690 Medicare patients across 788 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more.
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
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (520) 874-3500
- Email not available
Practice Locations
1501 N CAMPBELL AVE
Tucson, AZ 85724
Conditions Commonly Evaluated or Treated
Within Urology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Erectile dysfunction
- Kidney stones
- Overactive bladder
- Prostate cancer
- Urinary incontinence in women
- UTI
Bladder and urethra
Kidney and ureter
Male reproductive and sexual health
- Hydrocele
- Male infertility
- Peyronie's disease
- Testicular and scrotal pain
- Testicular cancer
- Testicular torsion
- Testosterone deficiency
- Varicocele
Prostate
Urinary symptoms and infection
- Blood in the urine
- Kidney infection
- Painful urination
- Recurrent urinary tract infections
- Urinary retention
Bladder & Urination
Kidney health
Men's health
Urinary symptoms
Procedures & services
Most searched procedures
Office diagnosis
Bladder procedures
- Artificial Urinary Sphincter Implant
- Bladder Botox Injection
- Bladder instillation therapy
- Radical bladder removal
- Sacral neuromodulation
- Sling surgery for stress incontinence
- Transurethral resection of bladder tumor
Diagnostic imaging
Kidney & ureter procedures
Kidney and ureter surgery
Male reproductive
- Hydrocele repair
- Penile implant surgery
- Surgical correction of penile curvature
- Testicle removal
- Varicocele repair
Prostate
Prostate procedures
- HoLEP Laser Prostate Surgery
- Prostatic urethral lift
- Rezum Water Vapor Therapy
- Transurethral resection of the prostate
Stone procedures
Procedures Most Often Billed to Medicare
788 services · 690 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Diagnostic exam of bladder and urethra using an endoscope | Procedure | 52000 |
75 | As often as other peers in Urology |
| Electronic assessment of bladder emptying | Procedure | 51741 |
72 | More often than most peers in Urology |
| Simple change of bladder tube | Procedure | 51705 |
32 | As often as other peers in Urology |
| Simple bladder irrigation and/or instillation | Procedure | 51700 |
25 | As often as other peers in Urology |
| Simple timed assessment of bladder emptying | Procedure | 51736 |
15 | Less often than most peers in Urology |
| Diagnostic exam of bladder and urethra using an endoscope | Procedure | 52000 |
14 | As often as other peers in Urology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
232 | As often as other peers in Urology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
132 | As often as other peers in Urology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
119 | More often than most peers in Urology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
25 | Less often than most peers in Urology |
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 urologists at this location 1
Same specialty, same street address — most likely the same department or group.
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.
More connections — 30 related providers in 4 groups
Other urologists in Tucson 7
Same specialty, same city.
Trained at University of Texas Medical School at San Antonio 8
Other providers in the same specialty who trained at the same institution.
Class of 1998 at University of Texas Medical School at San Antonio 7
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 AZ who bill this service to Medicare most often.
Common questions
What is Dr. Gretzer's specialty?
Dr. Gretzer is an urologist in Tucson, AZ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Urology”.
NPI registry
Where can I find Dr. Gretzer?
Dr. Gretzer is listed at 1501 N Campbell Ave, Tucson, AZ 85724. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Gretzer?
The number on file is (520) 874-3500. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Gretzer's NPI number?
Dr. Gretzer's National Provider Identifier is 1033184700. 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
What is Dr. Gretzer's medical education?
Dr. Gretzer attended University of Texas Medical School at San Antonio, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Gretzer been practicing?
Dr. Gretzer has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Gretzer known for?
According to Medicare billing data, Dr. Gretzer performs procedures including diagnostic exam of bladder and urethra using an endoscope, electronic assessment of bladder emptying and simple change of bladder tube, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Gretzer confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Gretzer. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.