DR. JOHNNY A. CHANG M.D.
NPI 1619975182
Urology in Middletown, CT

Q: What is Johnny Chang's NPI number?

The NPI number for Johnny Chang is 1619975182. It was assigned to this individual provider in the NPPES registry on July 8, 2005.

Q: What is Johnny Chang's specialty?

The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.

Q: When was this NPI record last updated?

The NPPES record for Johnny Chang was last updated on May 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since July 08, 2005PECOS EnrolledAccepts Medicare Assignment

83.3/100

CMS Quality Rating

410 SAYBROOK RD, MIDDLETOWN, CT 06457(860) 358-2270(860) 358-2275 Get Directions Write a Review

NPPES record last updated: May 5, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Johnny A. Chang M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JOHNNY A. CHANG M.D. (NPI 1619975182) is an individual urology provider in Middletown, Connecticut, licensed in Connecticut (041177) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS and is a graduate of Un Of California, Irvine, College Of Medicine (1997).

NPPES Registry Identity

NPI1619975182

Entity TypeIndividualMale

Primary Taxonomy208800000X

Provider Legal NameDR. JOHNNY A. CHANGCredential: M.D.

Location Address410 SAYBROOK RDMiddletown, CT 06457-4777

Mailing Address28 Crescent StMiddletown, CT 06457-3650 · (860) 358-6000 · Fax (860) 358-8661

Phone(860) 358-2270

Fax(860) 358-2275

Sole ProprietorNo

Medical School CMSUn Of California, Irvine, College Of MedicineGraduated 1997

Enumeration DateJuly 8, 2005

Last NPPES UpdateMay 5, 2026

NPPES CertifiedMay 5, 2026

✔ NPI 1619975182 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyUrologyAllopathic & Osteopathic Physicians

Taxonomy Code208800000X

License✔ Licensed in CT · 041177

Definition

A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

Also ListedSpecialistTaxonomy 174400000X · License 041177 (CT)

410 SAYBROOK RD, Middletown, CT 06457

Open in Google Maps ↗

Other Identifiers 8

Other0000231610801CT · United Healthcare Id

Medicaid1411777CT

Other3159551CT · Aetna Provider Id

Other041177CT · Connecticare Provider Id

Other2V4421CT · Healthnet Provider Id

Other00141177700CT · Blue Care Family Plan Id

Other010041177CT01CT · Blue Shield Provider Id

OtherP2882366CT · Oxford Provider Id

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Johnny A. Chang M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6608974340

PECOS Enrollment IDI20110110000788

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 13

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

352 services292 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

318 services289 patients

Diagnostic exam of bladder and urethra using an endoscope 52000

This procedure involves using a thin, flexible tube with a light, called an endoscope, to examine the bladder and urethra. It helps in identifying any abnormalities or issues that may be causing discomfort or other symptoms.

70 services53 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

70 services70 patients

Imaging of urinary tract following injection of a contrast agent 74420

This procedure involves injecting a contrast agent into your body to help highlight the urinary tract during imaging. The contrast agent makes your urinary tract more visible on the images, providing detailed information about its structure and function. This can help in diagnosing any potential issues.

35 services26 patients

Biopsy of prostate gland 55700

A biopsy of the prostate gland is a procedure where a small sample of tissue is taken from your body's internal gland, located near the bladder, for testing. This helps in diagnosing potential health issues. It's usually done with a fine needle and imaging technology for accuracy.

25 services25 patients

Ultrasonic guidance for needle placement 76942

Ultrasonic guidance for needle placement is a technique where sound waves create images that help accurately position the needle during procedures. This method ensures precision, minimizes discomfort, and increases safety.

25 services25 patients

Insertion of stent in ureter using an endoscope 52332

This procedure involves placing a small, flexible tube (stent) in your body's drainage system to help urine flow from the kidneys to the bladder. An endoscope, a thin tube with a light and camera, is used for precise placement.

22 services18 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

21 services21 patients

Simple bladder irrigation and/or instillation 51700

Bladder irrigation and/or instillation is a process where a sterile solution is introduced into the bladder to cleanse it or deliver medication. This procedure helps manage certain bladder conditions, ensuring optimal bladder health.

18 services15 patients

Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope 52310

This is a procedure to remove an object, stone, or tube from your urinary tract. An endoscope, a thin, flexible tube with a light and camera, is used to locate and remove the object. It is a safe and effective way to address the issue.

13 services13 patients

Crushing of stone of ureter with insertion of stent using an endoscope 52356

This procedure involves using a thin, flexible tube (endoscope) to locate and break down kidney stones in the ureter. After this, a small tube (stent) is inserted to help maintain an open pathway for urine to flow.

13 services12 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

13 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06457 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$138.84 typical visit price

range $60.82 – $183.10

Typical copayment $34.71 (range $15.20 – $45.77)

Most-billed visit code 99204

Established Patient

$75.55 typical visit price

range $19.76 – $149.26

Typical copayment $18.88 (range $4.94 – $37.31)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

83.3/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

72.16

Promoting Interoperability

100

Improvement Activities

Cost

56.9

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Intermittent urinary catheter; straight tip, with or without coating (teflon, silicone, silicone elastomer, or hydrophilic, etc.), each A4351

DME-Orthotic Devices · category DF008N

4 suppliers23 claims5,190 services$1.62 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

OAA LLC

Dentist

410 SAYBROOK RD
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 346-3261

DR. HOMAIRA RASOOL DO

Internal Medicine (Gastroenterology)

410 SAYBROOK RD
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 347-4620

MIDDLESEX ORTHOPEDIC SURGEONS PROF CORP

Specialist

410 SAYBROOK RD, SUITE 100
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 685-8940

MIDDESEX DENTAL SLEEP MEDICINE LLC

Dentist

410 SAYBROOK RD, SUITE 202
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 346-3443

MARIO Q RICCI JR. MD

Internal Medicine (Gastroenterology)

410 SAYBROOK RD, SUITE 201
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 347-4620

JENNIFER BROOKS KUBRYNSKI PT

Physical Therapist

410 SAYBROOK RD
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 638-3820

JONATHAN C GLENNEY PT

Physical Therapist

410 SAYBROOK RD
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 638-3820

CARLY CROTEAU PT, DPT

Physical Therapist

410 SAYBROOK RD
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 638-3820

STANISLAUS OPALACZ MD

Internal Medicine (Gastroenterology)

410 SAYBROOK RD, SUITE 201
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 347-4620

DR. JOSEPH M. SOHN M.D.

Orthopaedic Surgery (Orthopaedic Surgery of the Spine)

410 SAYBROOK RD, SUITE 100
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 685-8951

MICHAEL MCDONALD PA

Physician Assistant

410 SAYBROOK RD, SUITE 201
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 347-4620

EDMUND Y CHUNG MD

Internal Medicine (Gastroenterology)

410 SAYBROOK RD, SUITE 201
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 347-4620

MISS STEPHANIE LYNN VANHEYST DPT

Physical Therapist

410 SAYBROOK RD, SUITE 100
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 638-3820

KATHERINE ERIKSON PA-C

Physician Assistant (Surgical)

410 SAYBROOK RD, SUITE 100
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 685-8940

JANICE DESI PA

Physician Assistant (Medical)

410 SAYBROOK RD, SUITE 100
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 685-8951

LAWRENCE BERSON MD

Orthopaedic Surgery (Foot and Ankle Surgery)

410 SAYBROOK RD, SUITE 100
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 685-8940

STEPHANIE BELANGER DPT

Physical Therapist

410 SAYBROOK RD, SUITE 100
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 685-8940

SEAN J O'DONNELL MD

Orthopaedic Surgery (Hand Surgery)

410 SAYBROOK RD, MIDDLETOWN
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 685-8940

RICHARD JAMES WHITEHEAD JR. PAC

Physician Assistant

410 SAYBROOK RD, SUITE 201
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 347-4620

JEFFREY A BASH MD

Orthopaedic Surgery (Orthopaedic Surgery of the Spine)

410 SAYBROOK RD, SUITE 100
MIDDLETOWN, CT 06457

Lower Connecticut River Valley Planning Region (860) 685-8940

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Johnny Chang's NPI number?

The NPI number for Johnny Chang is 1619975182. It was assigned to this individual provider in the NPPES registry on July 8, 2005.

Where is Johnny Chang located?

Johnny Chang practices at 410 Saybrook Rd, Middletown, CT 06457. The listed phone number is (860) 358-2270.

What is Johnny Chang's specialty?

The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.

Is Johnny Chang enrolled in Medicare?

Yes. Johnny Chang is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Johnny Chang was last updated on May 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.