Dr. Toby Chai, MD is an Urologist, who primarily practices in Boston, MA with 2 additional practice locations. He has been practicing for over 30 years and is board certified. Dr. Chai completed his residency at Univ Of Mi Hosps & Hlth Ctrs, Urology.
Dr. Chai is fluent in English and Chinese, and is currently seeing new patients. Dr. Chai’s practice accepts Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Chai’s office.
What are Areas of Expertise for Dr. Chai?
Dr. Toby Chai, MD is a highly-rated, board-certified Urologist known for expertly diagnosing, treating, and managing a wide array
of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Chai empowers
patients to confidently navigate their health journey, specializing in Incontinence-Urinary, Reconstructive Surgery, or comprehensive
wellness support. Serving
the Boston/MA community, Dr. Chai is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Chai go to medical school and complete their residency?
Residency: Univ Of Mi Hosps & Hlth Ctrs, Urology
Medical School: In Univ Sch of Med, Indianapolis In
Is Dr. Chai board certified as an Urologist?
Yes, Dr. Toby Chai, MD is board certified by the American Board of Urology
What languages does Dr. Chai speak?
Dr. Chai and their clinical team can communicate with patients in the following languages:
Chinese
English
What conditions does Dr. Chai treat?
As an Urologist, Dr. Chai diagnoses, treats, and manages
a wide range of conditions. This condition information is derived from anonymized
insurance claims and highlights the medical conditions most commonly treated
by Dr. Chai. It provides insight into the doctor’s areas of experience
and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology here.
Also known as:
Overactive Bladder
OAB
Urgency Incontinence
Frequent Urination
ICD-10 Codes:
N3281: Overactive bladder
Also known as:
Enlarged Prostate with Urinary Symptoms
Enlarged Prostate (BPH)
Enlarged Prostate (Benign Prostatic Hyperplasia)
BPH with LUTS
Prostate enlargement with urinary issues
Benign prostatic hyperplasia with urinary symptoms
ICD-10 Codes:
N401: Benign prostatic hyperplasia with lower urinary tract symptoms
Also known as:
Elevated PSA Level
Prostate Cancer Screening
Prostate Disease
Prostate-Specific Antigen (PSA) Test
Prostate Problems
High Prostate Specific Antigen
Abnormal PSA Test
Increased PSA
ICD-10 Codes:
R9720: Elevated prostate specific antigen [PSA]
Also known as:
Prostate Cancer
Prostate Cancer Treatment (PDQ®)
Prostatic Carcinoma
Prostate Gland Cancer
Malignant Prostate Tumor
ICD-10 Codes:
C61: Malignant neoplasm of prostate
Also known as:
Kidney Stones
Renal Calculi
Nephrolithiasis
Kidney Calculi
ICD-10 Codes:
N200: Calculus of kidney
Also known as:
Urinary and Genital Symptoms
Urine and Urination
Genitourinary signs
Urogenital symptoms
Reproductive and urinary issues
ICD-10 Codes:
R399: Unspecified symptoms and signs involving the genitourinary system
Also known as:
Urinary Retention
Urine and Urination
Inability to urinate', 'Bladder retention', 'Can't pee
Trouble emptying bladder
ICD-10 Codes:
R339: Retention of urine, unspecified
What procedures does Dr. Chai perform?
As an Urologist, Dr. Chai performs a variety of medical procedures.
This procedure information is derived from anonymized insurance claims and highlights
the medical procedures most commonly performed by Dr. Chai. It provides insight
into the doctor’s areas of experience and expertise based on real-world patient encounters
from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology here.
Also known as:
Bladder and Urethra Scope
Cystoscopy
Urethroscopy
Bladder scope procedure
CPT Codes:
52000: Cystourethroscopy (separate procedure)
Also known as:
Complex Bladder Pressure Test
Abdominal Voiding Pressure Study
Complex Cystometrogram
Voiding Pressure Study
Bladder Function Test with Pressure
Rectal Pressure Study
Gastric Pressure Test
Intraperitoneal Pressure Measurement
Complex cystometrogram
Bladder function study
Urodynamic testing (complex)
CPT Codes:
51728: Complex cystometrogram (ie, calibrated electronic equipment); with voiding pressure studies (ie, bladder voiding pressure), any technique
51797: Voiding pressure studies, intra-abdominal (ie, rectal, gastric, intraperitoneal) (List separately in addition to code for primary procedure)
52287: Cystourethroscopy, with injection(s) for chemodenervation of the bladder
Also known as:
Kidney Stone Removal with Scope and Stent
Cystoscopy with Ureteroscopy and Stone Breaking
Bladder Stone Removal
Ureteroscopy with lithotripsy
Bladder scope for stones
Kidney stone breaking with stent
Ureteral stent placement for stones
Ureteroscopy with Lithotripsy
Bladder Scope with Stone Removal
Kidney Stone Laser Treatment
Litholapaxy
Bladder Stone Crushing
Cystolitholapaxy
CPT Codes:
52356: Cystourethroscopy, with ureteroscopy and/or pyeloscopy; with lithotripsy including insertion of indwelling ureteral stent (eg, Gibbons or double-J type)
52353: Cystourethroscopy, with ureteroscopy and/or pyeloscopy; with lithotripsy (ureteral catheterization is included)
52317: Litholapaxy: crushing or fragmentation of calculus by any means in bladder and removal of fragments; simple or small (less than 2.5 cm)
Also known as:
Simple Cystostomy Tube Change
Bladder Tube Replacement
Suprapubic Catheter Change
Cystostomy Maintenance
CPT Codes:
51705: Change of cystostomy tube; simple
Also known as:
Muscle Activity Test of Anal or Urethral Sphincter
Sphincter EMG
Anal Sphincter Electromyography
Urethral Sphincter EMG
Pelvic Floor Muscle Test
CPT Codes:
51784: Electromyography studies (EMG) of anal or urethral sphincter, other than needle, any technique
Also known as:
Bladder Ultrasound for Residual Urine
Post-void residual urine measurement
Bladder capacity ultrasound
Non-imaging bladder scan
CPT Codes:
51798: Measurement of post-voiding residual urine and/or bladder capacity by ultrasound, non-imaging
Also known as:
Temporary Bladder Catheter Insertion
Foley catheter insertion
Indwelling bladder catheter placement
Urinary catheter insertion
CPT Codes:
51702: Insertion of temporary indwelling bladder catheter; simple (eg, Foley)
Also known as:
Bladder and Urethra Exam with Small Lesion Treatment
Bladder and Urethra Exam with Ureteral Catheterization
Cystourethroscopy with Fulguration
Bladder Lesion Removal
Urethra Lesion Treatment
Cystoscopy with Biopsy
Cystourethroscopy with Catheterization
Ureteral Catheter Placement
Bladder Scope with Ureteral Access
CPT Codes:
52224: Cystourethroscopy, with fulguration (including cryosurgery or laser surgery) or treatment of MINOR (less than 0.5 cm) lesion(s) with or without biopsy
52005: Cystourethroscopy, With Ureteral Catheterization, With Or Without Irrigation, Instillation, Or Ureteropyelography, Exclusive Of Radiologic Service;
Also known as:
Transurethral Resection of the Prostate (TURP)
TURP Procedure
Prostate Resection Surgery
Electrosurgical Prostate Removal
Benign Prostatic Hyperplasia Surgery
CPT Codes:
52601: Transurethral electrosurgical resection of prostate, including control of postoperative bleeding, complete (vasectomy, meatotomy, cystourethroscopy, urethral calibration and/or dilation, and internal urethrotomy are included)
52351: Cystourethroscopy, with ureteroscopy and/or pyeloscopy; diagnostic
Also known as:
Urethra Widening Procedure
Urethral Stricture Dilation
Cystourethroscopy with Dilation
Urethral Calibration
CPT Codes:
52281: Cystourethroscopy, with calibration and/or dilation of urethral stricture or stenosis, with or without meatotomy, with or without injection procedure for cystography, male or female
Also known as:
Bladder X-ray Injection
Cystogram Injection
VCUG Injection
Bladder Dye Injection
CPT Codes:
51600: Injection procedure for cystography or voiding urethrocystography
Also known as:
Kidney Stone Removal (Scope Procedure)
Ureteroscopy with Stone Removal
Pyeloscopy with Stone Removal
Cystourethroscopy for Stones
Ureteral Stone Manipulation
CPT Codes:
52352: Cystourethroscopy, with ureteroscopy and/or pyeloscopy; with removal or manipulation of calculus (ureteral catheterization is included)
55700: Biopsy, prostate; needle or punch, single or multiple, any approach
Also known as:
Vasectomy
Male Birth Control Surgery
Male Sterilization Procedure
Semen Analysis After Vasectomy
CPT Codes:
55250: Vasectomy, unilateral or bilateral (separate procedure), including postoperative semen examination(s)
Also known as:
Prostate Radiation Guidance Marker Placement
Prostate fiducial marker insertion
Radiation therapy guidance markers
Prostate dosimeter placement
Needle placement for prostate radiation
CPT Codes:
55876: Placement of interstitial device(s) for radiation therapy guidance (eg, fiducial markers, dosimeter), prostate (via needle, any approach), single or multiple
Also known as:
Injection of Biodegradable Material Near Prostate
Prostate Spacer Injection
Periprostatic Injection
Biodegradable Prostate Implant
Prostate Radiation Protection Injection
CPT Codes:
55874: Transperineal placement of biodegradable material, peri-prostatic, single or multiple injection(s), including image guidance, when performed
54161: Circumcision, surgical excision other than clamp, device, or dorsal slit; older than 28 days of age
Also known as:
Hydrocele Removal (One Side)
Hydrocele Excision
Fluid Sac Removal Testicle
Scrotal Swelling Surgery
CPT Codes:
55040: Excision of hydrocele; unilateral
Also known as:
Hydrocele Aspiration
Hydrocele Drainage
Testicular Fluid Aspiration
Scrotal Swelling Drainage
CPT Codes:
55000: Puncture aspiration of hydrocele, tunica vaginalis, with or without injection of medication
Also known as:
Penile Frenulotomy (Frenulum Release)
Frenulum Release Surgery
Frenuloplasty
Short Frenulum Correction
CPT Codes:
54164: Frenulotomy of penis
Also known as:
Sacral Nerve Stimulator Implantation
Sacral Neuromodulation
Bladder Stimulator Implant
Nerve Stimulator for Pelvic Pain
Bladder Pacemaker Surgery
Sacral Nerve Electrode Placement
CPT Codes:
64561: Percutaneous implantation of neurostimulator electrode array; sacral nerve (transforaminal placement) including image guidance, if performed
64581: Open implantation of neurostimulator electrode array; sacral nerve (transforaminal placement)
Also known as:
Neurostimulator Device Implantation (Peripheral, Sacral, or Gastric)
Nerve Stimulator Implant
Sacral Neuromodulation Device
Gastric Stimulator Placement
Peripheral Nerve Stimulator
CPT Codes:
64590: Insertion or replacement of peripheral, sacral, or gastric neurostimulator pulse generator or receiver, requiring pocket creation and connection between electrode array and pulse generator or receiver
Does Dr. Chai accept my insurance?
Dr. Chai accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Chai accept in Boston, MA?
Dr. Chai in Boston, MA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Would you like to schedule an appointment with Dr. Toby Chai?
Dr. Chai has appointments available at his Boston, MA office, as well as 2 other locations. Please select a location, date, and time below.
What is Dr. Chai's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Chai's National Provider Identifier (NPI) number is 1265548697.
What common questions do patients ask about Dr. Chai?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Chai
What is Dr. Toby Chai's specialty?
Dr. Chai is a Urologist near Boston, MA.
A urologist is a healthcare professional with specialization in managing both benign and malignant medical and surgical disorders of the genitourinary system and adrenal glands. They possess extensive knowledge and skills in endoscopic, percutaneous, and open surgical techniques for addressing congenital and acquired conditions of the urinary and reproductive systems, as well as their associated structures. Contact Dr. Chai to book an appointment today.
Is this Dr. Toby Chai affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Chai is affiliated with Boston Medical Center which is a Castle Connolly
Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their
excellence in specific medical procedures and overall patient care. They are identified through
a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise.
The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the
top 25% nationwide.
Castle Connolly Top Hospitals
Where can I learn more about Urologist?
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Is Toby Chai accepting new patients in Boston, MA?
Yes, Dr. Toby Chai is accepting new patients at this time.
Dr. David Wang, MD is an Urologist, who primarily practices in Boston, MA with 2 additional practice locations. He has been practicing for over 50 years and is board certified.