Active NPI 1932461647 Individual Practitioner Female Practitioner

Dr. Karen L. Stern , MD

Urology • Phoenix, AZ

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Karen Stern, MD is a certified Urology practicing in Phoenix, AZ. With approximately 14 years of clinical experience since graduating from University Of Arizona College Of Medicine in 2012, Dr. Stern delivers high-quality medical care to the local community at 5777 E MAYO BLVD.

Dr. Stern is affiliated with Mayo Clinic Arizona and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include imaging of urinary tract, established patient outpatient office visit, crushing of stone of ureter with insertion of stent using an endoscope. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

5777 E Mayo Blvd

Phoenix, AZ 850544502

Telephone 4803422951

Associated Practice Facility / Clinic

🏢 Mayo Clinic Arizona Facility NPI 1154392231

Medicare Profile & Education

Medical School

University Of Arizona College Of Medicine

Graduation Year

2012

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Urology in Phoenix, AZ

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

14 Yrs -11.8 yrs vs City Avg

City Avg: 25.8 Yrs

State Avg: 29.5 Yrs

Regional Practice Density

68 Specialists

Practicing in Phoenix, AZ (295 Statewide)

Telehealth Adoption Rate

32.4% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

86.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Stern (14 Years) 14 Yrs

Phoenix Specialty Average (25.8 Years) 25.8 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
74420 Imaging of urinary tract	174	147	$350.00	$23.39
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	135	122	$340.00	$123.52
52356 Crushing of stone of ureter with insertion of stent using an endoscope	105	93	$4813.70	$405.65
52332 Insertion of stent in urinary duct (ureter) using an endoscope	84	70	$1513.56	$105.13
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	84	84	$565.00	$159.98
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	41	31	$390.00	$114.05
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	37	36	$93.00	$22.51
50081 Removal or crushing kidney stone (over 2 centimeters) or insert kidney stent using an endoscope, accessed through the skin	20	19	$6891.50	$1076.89
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	19	19	$545.00	$125.56
52351 Diagnostic examination of the bladder, bladder canal (urethra), and urinary duct (ureter) or kidney using an endoscope	16	16	$1715.20	$233.91
99213 Established patient office or other outpatient visit, typically 15 minutes	15	14	$240.00	$88.06
52352 Removal or manipulation of stone in ureter or kidney using an endoscope	13	13	$2885.72	$301.20
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$565.00	$128.68

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
74420 Imaging of urinary tract	200	162	$367.00	$23.89
52356 Crushing of stone of ureter with insertion of stent using an endoscope	124	117	$5207.90	$420.55
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	114	107	$335.00	$123.12
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	109	109	$545.00	$162.51
52332 Insertion of stent in urinary duct (ureter) using an endoscope	94	74	$1534.15	$110.18
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	49	34	$380.00	$115.14
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	30	30	$93.00	$22.55
99213 Established patient office or other outpatient visit, typically 15 minutes	29	29	$230.00	$88.10
51798 Ultrasound measurement of bladder capacity after voiding	25	25	$113.00	$10.34
52352 Removal or manipulation of stone in ureter or kidney using an endoscope	25	25	$3438.34	$293.67
50081 Removal or crushing kidney stone (over 2 centimeters) or insert kidney stent using an endoscope, accessed through the skin	18	17	$5570.50	$1117.28
52351 Diagnostic examination of the bladder, bladder canal (urethra), and urinary duct (ureter) or kidney using an endoscope	16	16	$1664.00	$226.91
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	16	16	$527.19	$125.11
51741 Electronic assessment of bladder emptying	15	15	$486.00	$13.27

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
74420 Imaging of urinary tract	212	168	$386.00	$24.38
99213 Established patient office or other outpatient visit, typically 15 minutes	136	128	$230.00	$88.79
52356 Crushing of stone of ureter with insertion of stent using an endoscope	120	109	$5528.65	$411.46
52332 Insertion of stent in urinary duct (ureter) using an endoscope	117	97	$1594.60	$102.56
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	111	94	$48.07	$22.23
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	89	89	$511.40	$163.47
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	81	80	$335.00	$123.94
51798 Ultrasound measurement of bladder capacity after voiding	38	37	$119.00	$10.11
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	38	27	$344.00	$97.14
52352 Removal or manipulation of stone in ureter or kidney using an endoscope	31	31	$3509.84	$290.43
52000 Diagnostic exam of bladder and urethra using an endoscope	29	26	$817.00	$231.92
51741 Electronic assessment of bladder emptying	23	23	$486.00	$13.28
50432 Placement of tube of kidney using imaging guidance with review by radiologist	20	20	$509.60	$94.22
52351 Diagnostic examination of the bladder, bladder canal (urethra), and urinary duct (ureter) or kidney using an endoscope	19	19	$1650.08	$235.90
50081 Removal or crushing kidney stone (over 2 centimeters) or insert kidney stent using an endoscope, accessed through the skin	17	17	$5986.14	$1246.11
50080 Removal or crushing kidney stone (up to 2 centimeters) or insert kidney stent using an endoscope, accessed through the skin	16	16	$7458.93	$850.12
51700 Simple bladder irrigation and/or instillation	14	13	$328.00	$75.70
52224 Destruction of (less than 0.5 centimeters) growths of the bladder and bladder canal (urethra) using an endoscope	13	13	$2608.85	$158.77
52354 Biopsy and/or destruction of growth of urinary duct (ureter) or kidney using an endoscope	13	12	$2225.19	$390.97
52317 Crushing, fragmenting, and removal of bladder stones, less than 2.5 cm	12	12	$2676.67	$266.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	203	172	$95.38	$87.97
74420 Imaging of urinary tract	196	160	$34.07	$24.59
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	130	130	$174.74	$163.99
52356 Crushing of stone of ureter with insertion of stent using an endoscope	114	102	$564.09	$419.15
52332 Insertion of stent in urinary duct (ureter) using an endoscope	93	75	$184.48	$114.27
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	76	75	$139.13	$123.85
51798 Ultrasound measurement of bladder capacity after voiding	58	51	$15.67	$9.58
52000 Diagnostic exam of bladder and urethra using an endoscope	45	44	$256.32	$226.29
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	35	20	$101.18	$101.18
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	33	33	$333.72	$299.33
51741 Electronic assessment of bladder emptying	32	29	$43.94	$12.07
52351 Diagnostic examination of the bladder, bladder canal (urethra), and urinary duct (ureter) or kidney using an endoscope	22	21	$303.44	$270.93
51700 Simple bladder irrigation and/or instillation	21	20	$88.21	$72.17
52352 Removal or manipulation of stone in ureter or kidney using an endoscope	18	17	$356.56	$250.70
50080 Removal or crushing kidney stone (up to 2 centimeters) or insert kidney stent using an endoscope, accessed through the skin	15	14	$1489.24	$851.05
99221 Initial hospital inpatient care per day, typically 30 minutes	14	13	$98.86	$98.86
50431 Injection procedure for imaging of kidney and ureter through already existing skin access using imaging guidance with review by radiologist	12	11	$66.41	$32.14
52224 Destruction of (less than 0.5 centimeters) growths of the bladder and bladder canal (urethra) using an endoscope	12	12	$201.20	$167.62

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
74420 Imaging of urinary tract	96	82	$51.67	$23.46
99213 Established patient office or other outpatient visit, typically 15 minutes	84	76	$82.46	$69.24
52332 Insertion of stent in urinary duct (ureter) using an endoscope	55	44	$218.64	$98.99
52356 Crushing of stone of ureter with insertion of stent using an endoscope	51	50	$864.80	$395.47
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	51	50	$121.32	$101.26
51798 Ultrasound measurement of bladder capacity after voiding	51	45	$13.11	$9.29
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	39	39	$201.58	$147.65
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	34	34	$377.86	$262.24
52000 Diagnostic exam of bladder and urethra using an endoscope	33	32	$279.78	$181.38
99231 Follow-up hospital inpatient care per day, typically 15 minutes	26	15	$42.94	$37.26
51741 Electronic assessment of bladder emptying	25	24	$15.02	$12.75
52351 Diagnostic examination of the bladder, bladder canal (urethra), and urinary duct (ureter) or kidney using an endoscope	23	20	$338.79	$227.72
51700 Simple bladder irrigation and/or instillation	22	21	$91.57	$64.78
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	16	16	$221.02	$191.52
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$116.37	$100.90
52352 Removal or manipulation of stone in ureter or kidney using an endoscope	11	11	$705.16	$294.46

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	39	39	$118.16	$101.50
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	36	36	$202.84	$146.52
99213 Established patient office or other outpatient visit, typically 15 minutes	30	29	$80.64	$69.28
52332 Insertion of stent in urinary duct (ureter) using an endoscope	25	20	$262.91	$98.27
52356 Crushing of stone of ureter with insertion of stent using an endoscope	21	20	$465.01	$399.31
51798 Ultrasound measurement of bladder capacity after voiding	20	18	$13.71	$11.76
74420 Imaging of urinary tract	17	15	$55.13	$24.42
99231 Follow-up hospital inpatient care per day, typically 15 minutes	15	13	$42.98	$36.95
52351 Diagnostic examination of the bladder, bladder canal (urethra), and urinary duct (ureter) or kidney using an endoscope	12	11	$323.63	$193.18
51741 Electronic assessment of bladder emptying	12	12	$15.77	$12.95

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	213	174	$81.59	$65.44
52000 Diagnostic exam of bladder and urethra using an endoscope	67	62	$179.84	$146.93
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	63	63	$178.09	$148.85
51741 Electronic assessment of bladder emptying	20	20	$41.21	$7.94
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	17	17	$155.70	$131.51
51797 Insertion of device into abdomen with pressure and urine flow rate study	17	17	$173.49	$96.09
51728 Complex measurement of pressure of urine flow in bladder with voiding pressure studies	17	17	$404.24	$270.44

Medical Specialties & State Licenses

CMS Verified: 2020-09-03

Urology Primary Specialty

NUCC Taxonomy Code: 208800000X

State License AZ 49031

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.

Urology

NUCC Taxonomy Code: 208800000X

State License AZ R73305

Hospital & Practice Group Affiliations

Mayo Clinic Arizona

13400 E Shea Blvd, Scottsdale, AZ 852595404

Phone: 4803018000

Secondary Practice Locations

Division Of Urology Arizona Health Sciences Ctr, 1501 N. Campbell Ave., Pob 245077

Tucson, AZ 857240001

Phone: 4802055903

9500 Euclid Ave

Cleveland, OH 441950001

Phone: 4803422951

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners

Dr. Meagan Tibbo , MD

Orthopaedic Surgery

NPI 1003270687

Doctor of Medicine (M.D.)

Amy Brown , PA-C

Physician Assistant

NPI 1003527011

Physician Assistant (Certified)

Kristina Yancey

Radiology - Diagnostic Radiology

NPI 1003557935

Katherine Lespron , LMSW

Social Worker

NPI 1003565227

Licensed Master Social Worker

Kassandra Hyde , APRN

Clinical Nurse Specialist

NPI 1003689720

Advanced Practice Registered Nurse

Dr. Diana Bui , MD

Emergency Medicine

NPI 1003890872

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

13 Historical Events

📍

Updated Practice Location April 01, 2019

Registered at 5777 E MAYO BLVD, PHOENIX, AZ 850544502 (Tel: 4803422951)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 01, 2019

Urology (License #49031 in AZ)

✅

NPI Profile Active August 28, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location August 28, 2017

Registered at 9500 EUCLID AVE, CLEVELAND, OH 441950001 (Tel: 4803422951)

📍

Updated Business Mailing Address August 28, 2017

Registered at 5777 E MAYO BLVD, PHOENIX, AZ 850544502 (Tel: (480) 205-5903)

👤

Provider Name / Credentials Updated August 28, 2017

Recorded as KAREN STERN, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 28, 2017

Urology (License #R73305 in AZ)

✅

NPI Profile Active June 10, 2012

NPI status registered as active in NPPES database

📍

Updated Practice Location June 10, 2012

Registered at DIVISION OF UROLOGY ARIZONA HEALTH SCIENCES CTR, 1501 N. CAMPBELL AVE., POB 245077, TUCSON, AZ 857240001 (Tel: 4802055903)

📍

Updated Business Mailing Address June 10, 2012

Registered at DIVISION OF UROLOGY ARIZONA HEALTH SCIENCES CTR, 1501 N. CAMPBELL AVE., POB 245077, TUCSON, AZ 857240001 (Tel: 4802055903)

👤

Provider Name / Credentials Updated June 10, 2012

Recorded as KAREN STERN, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 10, 2012

Urology (License #R73305 in AZ)

🟢

Initial NPI Registration & Enumeration June 10, 2012

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1932461647

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: June 10, 2012

Last Update: September 03, 2020

Sole Proprietor: No

Update or Correct Profile

Mailing Address

5777 E Mayo Blvd

Phoenix, AZ 850544502

Phone: 4802055903

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.