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- 410 Saybrook Rd, Middletown, CT 06457
About Dr. Chang
Johnny A. Chang, M.D. practices urology in Middletown, CT. Johnny is a 1997 graduate of Un of California, Irvine, College of Medicine. Johnny is also listed as specializing in specialist. According to Medicare claims data, Johnny cared for 872 Medicare patients across 995 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. The provider's National Provider Identifier (NPI) is 1619975182.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (860) 358-2270
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
410 SAYBROOK RD
Middletown, CT 06457
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
Pediatric urology
Reconstructive and complex
- Urethral injury
- Urinary diversion complications
- Urinary tract fistula
- Urologic complications of kidney transplant
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
Bladder & bowel
Bladder and urinary
Bladder procedures
- Artificial Urinary Sphincter Implant
- Artificial urinary sphincter implantation
- Bladder Botox Injection
- Bladder instillation therapy
- Botulinum toxin injection into the bladder
- Percutaneous tibial nerve stimulation
- Radical bladder removal
- Sacral neuromodulation
- Sling surgery for stress incontinence
- Transurethral resection of bladder tumor
- Urinary diversion
Diagnostic imaging
Kidney & ureter procedures
Kidney and ureter surgery
- Kidney and ureter removal
- Partial kidney removal
- Pyeloplasty
- Radical kidney removal
- Ureteral reconstruction
- Ureteral reimplantation
Male reproductive
- Hydrocele repair
- Penile implant surgery
- Surgical correction of penile curvature
- Testicle removal
- Varicocele repair
- Vasectomy reversal
Office diagnosis
- MRI-targeted fusion prostate biopsy
- Prostate biopsy
- Transrectal ultrasound of the prostate
- Urinary flow testing
- Urodynamic testing
- Urologic consultation
Prostate
Prostate procedures
- HoLEP Laser Prostate Surgery
- Laser enucleation of the prostate
- Laser vaporization of the prostate
- Prostatic urethral lift
- Rezum Water Vapor Therapy
- Robotic simple prostatectomy
- Transurethral resection of the prostate
- Water-vapor treatment for enlarged prostate
Reconstructive and pediatric
Stone procedures
- Laser treatment of urinary stones
- Nephrostomy tube management
- Percutaneous kidney-stone removal
- Shock-wave treatment of kidney stones
- Ureteral stent placement
- Ureteroscopy
Most searched procedures
Procedures Most Often Billed to Medicare
995 services · 872 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Diagnostic exam of bladder and urethra using an endoscope | Procedure | 52000 |
70 | As often as other peers in Urology |
| Biopsy of prostate gland | Procedure | 55700 |
25 | As often as other peers in Urology |
| Insertion of stent in ureter using an endoscope | Procedure | 52332 |
22 | As often as other peers in Urology |
| Simple bladder irrigation and/or instillation | Procedure | 51700 |
18 | Less often than most peers in Urology |
| Crushing of stone of ureter with insertion of stent using an endoscope | Procedure | 52356 |
13 | Less often than most peers in Urology |
| Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope | Procedure | 52310 |
13 | Less often than most peers in Urology |
| Imaging of urinary tract following injection of a contrast agent | Imaging | 74420 |
35 | More often than most peers in Urology |
| Ultrasonic guidance for needle placement | Imaging | 76942 |
25 | 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 |
352 | More often than most 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 |
318 | More 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.
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 urologists in Middletown 7
Same specialty, same city.
Trained at Un of California, Irvine, College of Medicine 3
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1997 at Un of California, Irvine, College of Medicine 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 CT who bill this service to Medicare most often.
Common questions
What does Johnny A. Chang specialize in?
Johnny A. Chang is an urologist in Middletown, CT. That is the designation recorded for this NPI in the federal registry, where it is listed as “Urology”.
NPI registry
Where is Johnny A. Chang located?
Johnny A. Chang is listed at 410 Saybrook Rd, Middletown, CT 06457. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Johnny A. Chang's phone number?
The number on file is (860) 358-2270. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Johnny A. Chang's NPI number?
Johnny A. Chang's National Provider Identifier is 1619975182. 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 Johnny A. Chang train?
Johnny A. Chang attended Un of California, Irvine, College of Medicine, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
How long has Johnny A. Chang been practicing?
Johnny A. Chang has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.
CMS public data
What does Johnny A. Chang do most often?
According to Medicare billing data, Johnny A. Chang performs procedures including diagnostic exam of bladder and urethra using an endoscope, biopsy of prostate gland and insertion of stent in ureter using an endoscope; reads or performs imaging such as imaging of urinary tract following injection of a contrast agent and ultrasonic guidance for needle placement, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Johnny A. Chang confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Johnny A. Chang. If this is you, claiming it is free.
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