JK
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Ko, Urologist in Los Angeles, CA?
Dr. Joan Ko, MD is an Urologist, who primarily practices in Los Angeles, CA with 2 additional practice locations. Dr. Ko is fluent in English and Korean, and is currently seeing new patients. Dr. Ko’s practice accepts Cigna, Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Ko’s office at (323) 361-2247.
Where did Dr. Ko go to medical school and complete their residency?
Medical School: University of Virginia
What languages does Dr. Ko speak?
Dr. Ko and their clinical team can communicate with patients in the following languages:
English
Korean
What conditions does Dr. Ko treat?
As an Urologist, Dr. Ko 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. Ko. 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.
Also known as:
- Other Foreskin Problems
- Phimosis
- Hidden Penis
- Foreskin and Glans Adhesions
- Other Penis Disorder
- Penis Disorder
- Various foreskin issues
- Unspecified foreskin conditions
- Foreskin abnormalities
- Tight foreskin
- Foreskin constriction
- Retracted foreskin problems
- Buried penis
- Concealed penis
- Retractile penis
- Preputial Adhesions
- Glans Adhesions
- Various penile conditions
- Unspecified penis problems
- Penis abnormalities
ICD-10 Codes:
- N478: Other disorders of prepuce
- N471: Phimosis
- Q5564: Hidden penis
- N475: Adhesions of prepuce and glans penis
- N4889: Other specified disorders of penis
Also known as:
- Retractile Testicle
- One Undescended Testicle
- Testicular Disorder
- Ascending Testicle
- Mobile Testicle
- Gliding Testicle
- Cryptorchidism (unilateral)
- Retained testicle (one side)
- Non-palpable testis (one)
- Unilateral Cryptorchidism
- Testicle Not Dropped
- Maldescended Testicle
ICD-10 Codes:
- Q5522: Retractile testis
- R3983: Unilateral non-palpable testicle
- Q5310: Unspecified undescended testicle, unilateral
Also known as:
- Congenital Swollen Kidney
- Kidney Disease
- Kidney swelling at birth
- Fetal hydronephrosis
- Hydronephrosis in newborns
ICD-10 Codes:
- Q620: Congenital hydronephrosis
Also known as:
- Swollen Kidney
- Kidney Disease
- Hydronephrosis
- Kidney Swelling
ICD-10 Codes:
- N1330: Unspecified hydronephrosis
Also known as:
- Bladder Nerve and Muscle Problems
- Bladder Disease
- Neurogenic Bladder
- Bladder Control Issues
- Nerve Damage Affecting Bladder
ICD-10 Codes:
- N319: Neuromuscular dysfunction of bladder, unspecified
Also known as:
- Groin Hernia (One Side)
- Hernia
- Inguinal Hernia
- Unilateral Inguinal Hernia
- Single Groin Hernia
- Hernia in One Groin
ICD-10 Codes:
- K4090: Unilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent
Also known as:
- Undescended Testicle in Groin (One Side)
- Birth Defects
- Testicular Disorder
- Unilateral Inguinal Testis
- One Testicle in Groin
- Cryptorchidism (Inguinal)
ICD-10 Codes:
- Q53112: Unilateral inguinal testis
Also known as:
- Other Post-Surgery Condition
- Postoperative State
- Recovery After Surgery
- Surgical Follow-up
ICD-10 Codes:
- Z98890: Other specified postprocedural states
Also known as:
- Vesicoureteral Reflux
- Ureteral Disorder
- Vesicoureteral Reflux (VUR)
- VUR
- Urine Reflux
ICD-10 Codes:
- N1370: Vesicoureteral-reflux, unspecified
Also known as:
- Other Kidney and Ureter Disorder
- Kidney Disease
- Ureteral Disorder
- Kidney and Ureter Problems
- Renal and Ureteral Disorders
ICD-10 Codes:
- N2889: Other specified disorders of kidney and ureter
Also known as:
- Urinary Tract Infection
- UTI
- Bladder infection
- Kidney infection
- Urine infection
ICD-10 Codes:
- N390: Urinary tract infection, site not specified
Also known as:
- Hypospadias
- Penis Disorder
- Abnormal Urethral Opening
- Urethral Malformation
- Congenital Urethral Anomaly
ICD-10 Codes:
- Q549: Hypospadias, unspecified
Also known as:
- Loss of Bladder Control
- Urinary Incontinence
- Bladder Control Problems (Urinary Incontinence)
- Urinary incontinence
- Leaking urine
- Bladder leakage
ICD-10 Codes:
- R32: Unspecified urinary incontinence
Also known as:
- Hydrocele
- Testicular Disorder
- Fluid in scrotum
- Scrotal swelling
- Water on the testicle
ICD-10 Codes:
- N433: Hydrocele, unspecified
What procedures does Dr. Ko perform?
As an Urologist, Dr. Ko 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. Ko. 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.
Also known as:
- Surgical Circumcision (Older Infants/Children/Adults)
- Adult Circumcision
- Childhood Circumcision
- Foreskin Removal Surgery
- Non-Clamp Circumcision
CPT Codes:
- 54161: Circumcision, surgical excision other than clamp, device, or dorsal slit; older than 28 days of age
Also known as:
- Penile Straightening Surgery (Chordee Repair)
- Chordee Repair
- Hypospadias Repair
- Penile Curvature Correction
- Urethral Mobilization for Chordee
CPT Codes:
- 54300: Plastic operation of penis for straightening of chordee (eg, hypospadias), with or without mobilization of urethra
Also known as:
- Undescended Testicle Surgery
- Testicle Lesion Removal
- Orchiopexy
- Testicular Fixation
- Cryptorchidism Repair
- Inguinal Orchiopexy
- Extraparenchymal Testis Lesion Excision
- Testicular Mass Removal
- Lesion Excision from Outside Testicle
CPT Codes:
- 54640: Orchiopexy, inguinal or scrotal approach
- 54512: Excision of extraparenchymal lesion of testis
Also known as:
- Circumcision with Local Anesthesia
- Newborn Circumcision
- Infant Circumcision
- Foreskin Removal (Clamp Method)
CPT Codes:
- 54150: Circumcision, using clamp or other device with regional dorsal penile or ring block
Also known as:
- Penile Angulation Correction Surgery
- Removing Penile Adhesions After Circumcision
- Penile Curvature Repair', 'Peyronie's Disease Surgery
- Penile Straightening Surgery
- Post-Circumcision Adhesion Release
- Penile Adhesiolysis
- Circumcision Scar Tissue Removal
CPT Codes:
- 54360: Plastic operation on penis to correct angulation
- 54162: Lysis or excision of penile post-circumcision adhesions
Also known as:
- Epididymis Lesion Removal
- Epididymal lesion excision
- Removal of epididymal mass
- Epididymis cyst removal
CPT Codes:
- 54830: Excision of local lesion of epididymis
Also known as:
- One-Stage Hypospadias Repair
- Distal Hypospadias Repair
- Urethroplasty for Hypospadias
- Flip-Flap Hypospadias Surgery
- Penis Urethra Repair
- Magpi Procedure
- V-flap Hypospadias Surgery
CPT Codes:
- 54324: 1-stage distal hypospadias repair (with or without chordee or circumcision); with urethroplasty by local skin flaps (eg, flip-flap, prepucial flap)
- 54322: 1-stage distal hypospadias repair (with or without chordee or circumcision); with simple meatal advancement (eg, Magpi, V-flap)
Also known as:
- Laparoscopic Surgery for Undescended Testicle
- Laparoscopic Orchiopexy
- Keyhole Surgery for Undescended Testis
- Minimally Invasive Testicle Surgery
CPT Codes:
- 54692: Laparoscopy, surgical; orchiopexy for intra-abdominal testis
Also known as:
- Repair of Incomplete Circumcision
- Circumcision Revision
- Foreskin Repair Surgery
- Incomplete Circumcision Correction
CPT Codes:
- 54163: Repair incomplete circumcision
Also known as:
- Testicle Removal Surgery
- Orchiectomy
- Testicular Removal
- Testicle Surgery
CPT Codes:
- 54520: Orchiectomy, simple (including subcapsular), with or without testicular prosthesis, scrotal or inguinal approach
Also known as:
- Repair of Scrotal Fluid Buildup (Hydrocele)
- Hydrocelectomy
- Bottle Type Hydrocele Repair
- Testicular Hydrocele Surgery
CPT Codes:
- 55060: Repair of tunica vaginalis hydrocele (Bottle type)
Also known as:
- Penis Repair for Chordee or Hypospadias
- Chordee Correction Surgery
- Hypospadias Repair (First Stage)
- Penile Reconstruction
CPT Codes:
- 54304: Plastic operation on penis for correction of chordee or for first stage hypospadias repair with or without transplantation of prepuce and/or skin flaps
Also known as:
- Simple Scrotum Reshaping Surgery
- Scrotal Reconstruction
- Scrotum Plastic Surgery
- Genital Reshaping Male
- Simple Scrotoplasty
CPT Codes:
- 55175: Scrotoplasty; simple
Also known as:
- Skin Flap Surgery
- Tissue Transfer
- Local Flap Reconstruction
- Adjacent Tissue Rearrangement
CPT Codes:
- 14040: Adjacent tissue transfer or rearrangement, forehead, cheeks, chin, mouth, neck, axillae, genitalia, hands and/or feet; defect 10 sq cm or less
Also known as:
- Island Pedicle Flap Surgery
- Pedicle flap
- Tissue flap surgery
- Skin transfer surgery
- Reconstructive flap
CPT Codes:
- 15740: Flap; island pedicle requiring identification and dissection of an anatomically named axial vessel
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:
- Complex Urine Flow Test
- Uroflowmetry
- Advanced Urine Flow Measurement
- Bladder Function Test
CPT Codes:
- 51741: Complex uroflowmetry (eg, calibrated electronic equipment)
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:
- Complex Bladder Pressure Test
- Abdominal Voiding Pressure Study
- Complex cystometrogram
- Bladder function study
- Urodynamic testing (complex)
- Complex Cystometrogram
- Voiding Pressure Study
- Bladder Function Test with Pressure
- Rectal Pressure Study
- Gastric Pressure Test
- Intraperitoneal Pressure Measurement
CPT Codes:
- 51726: Complex cystometrogram (ie, calibrated electronic equipment);
- 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)
Also known as:
- Bladder and Urethra Scope
- Cystoscopy
- Urethroscopy
- Bladder scope procedure
CPT Codes:
- 52000: Cystourethroscopy (separate procedure)
Also known as:
- Bladder and Urethra X-ray Injection
- Retrograde Urethrocystography Injection
- Urethra and Bladder Contrast Study
- Cystourethrogram Injection
CPT Codes:
- 51610: Injection procedure for retrograde urethrocystography
Also known as:
- Urethral Opening Repair
- Urethromeatoplasty
- Meatal Advancement
- Urethral Meatus Repair
CPT Codes:
- 53450: Urethromeatoplasty, with mucosal advancement
Also known as:
- Bladder Scope with Removal of Foreign Body or Stent
- Cystourethroscopy for Foreign Body
- Bladder Stone Removal with Scope
- Ureteral Stent Removal (Cystoscopic)
CPT Codes:
- 52310: Cystourethroscopy, with removal of foreign body, calculus, or ureteral stent from urethra or bladder (separate procedure); simple
Also known as:
- Temporary Bladder Catheter Insertion
- Straight Catheterization
- Intermittent Catheterization
- Urine Retention Catheter
CPT Codes:
- 51701: Insertion of non-indwelling bladder catheter (eg, straight catheterization for residual urine)
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:
- Inguinal Hernia Repair for Children
- Inguinal Hernia Repair (Adults and Children 5+)
- Pediatric Inguinal Hernia Surgery
- Groin Hernia Repair in Kids
- Hernia Surgery for Infants
- Groin Hernia Surgery
- Reducible Inguinal Hernia Repair
- First Inguinal Hernia Fix
- Adult Inguinal Hernia Surgery
CPT Codes:
- 49500: Repair initial inguinal hernia, age 6 months to younger than 5 years, with or without hydrocelectomy; reducible
- 49505: Repair initial inguinal hernia, age 5 years or older; reducible
Also known as:
- Diagnostic Laparoscopy of Abdomen
- Exploratory Laparoscopy
- Abdominal Scope
- Peritoneal Biopsy
- Omentum Biopsy
CPT Codes:
- 49320: Laparoscopy, abdomen, peritoneum, and omentum, diagnostic, with or without collection of specimen(s) by brushing or washing (separate procedure)
Also known as:
- Pelvic Floor Biofeedback
- Perineal muscle training
- Anorectal biofeedback
- Urethral sphincter training
- EMG biofeedback
CPT Codes:
- 90912: Biofeedback training, perineal muscles, anorectal or urethral sphincter, including EMG and/or manometry, when performed; initial 15 minutes of one-on-one physician or other qualified health care professional contact with the patient
Also known as:
- Colposcopy (Vagina and Cervix)
- Colposcopy
- Vaginal colposcopy
- Cervical colposcopy
- Examination of vagina and cervix
CPT Codes:
- 57420: Colposcopy of the entire vagina, with cervix if present;
Does Dr. Ko accept my insurance?
Dr. Ko accepts most major insurance plans. Important: Please call our office at (323) 361-2247 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Ko accept in Los Angeles, CA?
Dr. Ko in Los Angeles, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Alliant Techsystems
Altamed Health Services
Centene
City of Los Angeles
Crown Cork and Seal Company
Elevance Health Inc. (formerly Anthem)
Kern Health Systems
Medicaid
Preferred IPA
View All Insurances
Where is Dr. Ko's office located?
Dr. Joan Ko's Primary Practice
4650 W Sunset Blvd # 114
Los Angeles, CA 90027
(323) 361-2247
What is Dr. Ko's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Ko's National Provider Identifier (NPI) number is 1346548518.
What common questions do patients ask about Dr. Ko?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Ko
What is Dr. Joan Ko's specialty?
Dr. Ko is a Urologist near Los Angeles, CA. 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. Ko to book an appointment today.
Is this Dr. Joan Ko affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Ko is affiliated with Bakersfield Memorial Hospital, Mercy Hospital Downtown, Dignity Health - California Hospital Medical Center, Henry Mayo Newhall Hospital, Providence Holy Cross Medical Center which are a Castle Connolly Top Hospitals. 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?
Explore Urologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Joan Ko accepting new patients in Los Angeles, CA?
Yes, Dr. Joan Ko is accepting new patients at this time.
Does Dr. Joan Ko offer online booking?
Please contact Dr. Ko's office at (323) 361-2247 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Joan Ko?
Please contact Dr. Ko's office at (323) 361-2247 for information regarding telehealth appointment availability or for scheduling assistance.
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