Active NPI 1184789919 Individual Practitioner Male Practitioner

Gregory Bales

Urology • Chicago, IL

Professional Overview & Biography Verified Profile Summary

Gregory Bales is a registered healthcare professional specializing in Urology in Chicago, IL. Practice services are available at 5841 S MARYLAND AVE under active NPI credentials.

Frequently performed procedures and clinical services include automated urinalysis test, new patient outpatient office visit, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

5841 S Maryland Ave

Chicago, IL 606371443

Telephone 8888240200

Associated Practice Facility / Clinic

🏢 University Of Chicago Facility NPI 1821048786

Specialty Benchmarks & Practice Insights

Comparative analytics for Urology in Chicago, IL

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 21.9 Yrs

State Avg: 26.7 Yrs

Regional Practice Density

205 Specialists

Practicing in Chicago, IL (663 Statewide)

Telehealth Adoption Rate

27.8% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

74.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

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
81003 Automated urinalysis test	80	70	$24.86	$2.20
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	78	78	$451.67	$108.60
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	34	34	$679.41	$164.66
99213 Established patient office or other outpatient visit, typically 15 minutes	24	21	$302.25	$89.88
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	17	17	$419.00	$91.79
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	17	17	$443.24	$126.99
99213 Established patient office or other outpatient visit, typically 15 minutes	15	13	$275.73	$72.73
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	11	11	$180.00	$55.70

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	23	23	$332.00	$105.92
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	22	22	$529.00	$157.97

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	106	101	$326.39	$107.82
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	92	83	$522.48	$159.13
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	59	59	$530.83	$148.63
52000 Diagnostic exam of bladder and urethra using an endoscope	36	35	$1332.61	$86.45
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	29	29	$728.24	$202.11
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	25	25	$2907.64	$167.71
52332 Insertion of stent in urinary duct (ureter) using an endoscope	25	15	$1308.14	$194.36
99213 Established patient office or other outpatient visit, typically 15 minutes	21	20	$221.81	$73.09
99202 New patient office or other outpatient visit, typically 20 minutes	21	21	$285.19	$54.24
74420 Imaging of urinary tract	20	13	$117.75	$26.52
52287 Exam with injections of chemical for destruction of bladder using an endoscope	20	14	$1200.80	$188.65
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	17	13	$174.88	$38.93
99443 Telephone medical discussion with physician, 21-30 minutes	15	15	$308.60	$108.55
51728 Complex measurement of pressure of urine flow in bladder with voiding pressure studies	14	14	$917.29	$113.31
99442 Telephone medical discussion with physician, 11-20 minutes	13	13	$213.92	$73.80
51741 Electronic assessment of bladder emptying	13	13	$495.23	$5.55
53445 Insertion of inflatable urethra or bladder neck sphincter	12	12	$5578.92	$800.24
51797 Insertion of device into abdomen with pressure and urine flow rate study	12	12	$520.92	$42.84
51102 Aspiration of bladder with insertion of bladder tube to skin surface	11	11	$1033.45	$116.52

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	159	141	$314.09	$86.09
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	70	70	$514.43	$142.72
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	58	20	$168.86	$28.67
99213 Established patient office or other outpatient visit, typically 15 minutes	50	39	$211.16	$56.20
99213 Established patient office or other outpatient visit, typically 15 minutes	49	40	$180.00	$49.25
99442 Telephone medical discussion with physician, 11-20 minutes	36	35	$204.11	$56.30
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	35	31	$274.00	$75.97
52000 Diagnostic exam of bladder and urethra using an endoscope	35	32	$1243.91	$88.08
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	28	28	$3128.93	$171.78
74420 Imaging of urinary tract	27	20	$113.37	$27.16
52332 Insertion of stent in urinary duct (ureter) using an endoscope	27	19	$1242.11	$200.84
52287 Exam with injections of chemical for destruction of bladder using an endoscope	23	21	$1158.52	$183.74
99201 New patient office or other outpatient visit, typically 10 minutes	20	20	$224.20	$29.47
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	20	20	$367.40	$72.50
99443 Telephone medical discussion with physician, 21-30 minutes	16	16	$296.25	$86.21
53445 Insertion of inflatable urethra or bladder neck sphincter	14	14	$5394.07	$802.20
99221 Initial hospital inpatient care per day, typically 30 minutes	14	14	$426.57	$111.48
51102 Aspiration of bladder with insertion of bladder tube to skin surface	11	11	$990.27	$90.21
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$462.00	$124.00

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	250	155	$178.86	$48.92
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	196	153	$302.48	$84.30
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	109	109	$324.46	$72.04
52000 Diagnostic exam of bladder and urethra using an endoscope	75	73	$1113.72	$79.57
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	71	71	$493.10	$139.73
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	62	51	$266.55	$75.73
99213 Established patient office or other outpatient visit, typically 15 minutes	57	47	$221.72	$54.84
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	41	38	$86.54	$23.92
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	34	34	$456.41	$123.17
52287 Exam with injections of chemical for destruction of bladder using an endoscope	33	28	$1117.00	$169.66
51797 Insertion of device into abdomen with pressure and urine flow rate study	25	25	$319.60	$39.97
51741 Electronic assessment of bladder emptying	22	22	$164.09	$4.08
51102 Aspiration of bladder with insertion of bladder tube to skin surface	21	20	$951.38	$96.07
52332 Insertion of stent in urinary duct (ureter) using an endoscope	21	14	$1188.21	$170.72
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	20	14	$162.00	$27.59
51600 Injection procedure for X-ray imaging of the bladder or during voiding	19	19	$292.37	$20.78
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	19	19	$2758.63	$165.87
51729 Complex measurement of pressure of urine flow in bladder with urethra pressure and voiding pressure studies	18	18	$819.78	$101.63
51785 Needle measurement and recording of electrical activity of muscles at bladder and bowel openings	15	15	$624.60	$43.60
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	14	14	$344.00	$83.04
53445 Insertion of inflatable urethra or bladder neck sphincter	14	14	$5214.16	$842.39
99221 Initial hospital inpatient care per day, typically 30 minutes	14	14	$442.14	$107.51

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	217	153	$171.71	$48.57
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	207	157	$291.31	$83.22
99213 Established patient office or other outpatient visit, typically 15 minutes	120	91	$273.90	$54.45
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	104	104	$308.60	$71.55
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	103	70	$83.28	$24.07
52000 Diagnostic exam of bladder and urethra using an endoscope	80	75	$1104.11	$81.83
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	59	59	$475.31	$138.82
51797 Insertion of device into abdomen with pressure and urine flow rate study	51	50	$338.55	$41.42
51741 Electronic assessment of bladder emptying	44	43	$217.05	$4.24
51102 Aspiration of bladder with insertion of bladder tube to skin surface	42	36	$917.43	$110.80
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	42	32	$194.21	$27.23
52287 Exam with injections of chemical for destruction of bladder using an endoscope	35	32	$1072.60	$162.79
51728 Complex measurement of pressure of urine flow in bladder with voiding pressure studies	35	34	$549.29	$106.49
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	29	29	$259.55	$74.67
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	29	29	$328.38	$83.24
99202 New patient office or other outpatient visit, typically 20 minutes	26	26	$276.50	$47.73
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	24	23	$2590.88	$165.12
51600 Injection procedure for X-ray imaging of the bladder or during voiding	24	24	$280.96	$22.56
52332 Insertion of stent in urinary duct (ureter) using an endoscope	21	14	$1220.07	$176.90
99221 Initial hospital inpatient care per day, typically 30 minutes	21	21	$454.43	$106.01
51729 Complex measurement of pressure of urine flow in bladder with urethra pressure and voiding pressure studies	17	17	$794.71	$100.21
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	16	16	$433.38	$121.92
74420 Imaging of urinary tract	16	13	$105.00	$17.93
53445 Insertion of inflatable urethra or bladder neck sphincter	15	15	$5081.67	$805.61
53410 Reconstruction of urethra in male	14	14	$6540.54	$1059.44
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	12	12	$462.50	$118.22
51785 Needle measurement and recording of electrical activity of muscles at bladder and bowel openings	11	11	$609.64	$42.99
99201 New patient office or other outpatient visit, typically 10 minutes	11	11	$195.45	$28.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	266	142	$82.00	$24.09
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	195	148	$277.64	$83.34
99213 Established patient office or other outpatient visit, typically 15 minutes	122	94	$263.83	$54.29
99213 Established patient office or other outpatient visit, typically 15 minutes	115	92	$166.00	$48.50
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	92	92	$308.26	$72.32
52000 Diagnostic exam of bladder and urethra using an endoscope	58	54	$1014.93	$98.10
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	53	53	$313.47	$83.36
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	39	39	$453.67	$139.58
99202 New patient office or other outpatient visit, typically 20 minutes	33	33	$284.09	$47.89
52287 Exam with injections of chemical for destruction of bladder using an endoscope	30	27	$1051.00	$171.33
51728 Complex measurement of pressure of urine flow in bladder with voiding pressure studies	29	29	$547.10	$108.23
51741 Electronic assessment of bladder emptying	27	27	$269.56	$4.50
51797 Insertion of device into abdomen with pressure and urine flow rate study	27	27	$359.63	$42.79
52332 Insertion of stent in urinary duct (ureter) using an endoscope	20	13	$1085.63	$168.18
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	18	17	$210.72	$27.31
51701 Insertion of temporary bladder tube	17	17	$173.00	$24.56
51102 Aspiration of bladder with insertion of bladder tube to skin surface	17	14	$896.00	$101.20
53445 Insertion of inflatable urethra or bladder neck sphincter	16	16	$4787.06	$831.95
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	13	13	$2547.92	$167.04

Medical Specialties & State Licenses

CMS Verified: 2024-01-11

Urology Primary Specialty

NUCC Taxonomy Code: 208800000X

State License IL 036090610

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 IN 01052755A

Secondary Practice Locations

7910 W Jefferson Blvd Ste 112

Fort Wayne, IN 468044159

Phone: 2609697121

Practice Associates & Co-Workers

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

40 Associated Practitioners

Alexandra Dumitrescu

Internal Medicine

NPI 1003078049

Peleg Horowitz

Neurological Surgery

NPI 1003088279

Sandeep Gurbuxani

Pathology - Hematology

NPI 1003093535

Dr. Nathan Nowalk , MD

Internal Medicine - Pulmonary Disease

NPI 1003298720

Doctor of Medicine (M.D.)

Maria Calzonzi

Nurse Practitioner - Family

NPI 1003396219

Thomas Kelly

Psychiatry & Neurology - Neurology

NPI 1003967084

Career & Practice History Timeline

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

11 Historical Events

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 11, 2024

Urology (License #01052755A in IN)

📍

Updated Practice Location January 31, 2022

Registered at 5841 S MARYLAND AVE, CHICAGO, IL 606371443 (Tel: 8888240200)

📍

Updated Business Mailing Address January 31, 2022

Registered at 150 HARVESTER DR, SUITE 300, BURR RIDGE, IL 605275919

👤

Provider Name / Credentials Updated January 31, 2022

Recorded as GREGORY BALES

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 31, 2022

Urology (License #036090610 in IL)

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 180 HARVESTER DR STE 110, BURR RIDGE, IL 605276686 (Tel: 7738344064)

📍

Updated Business Mailing Address July 08, 2007

Registered at 5841 S MARYLAND AVE # MC1099, CHICAGO, IL 606371447

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as GREGORY BALES, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Urology

🟢

Initial NPI Registration & Enumeration December 22, 2006

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: 1184789919

Entity Type:

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

Enumeration Date: December 22, 2006

Last Update: January 11, 2024

Sole Proprietor: No

Update or Correct Profile

Mailing Address

150 Harvester Dr, Suite 300

Burr Ridge, IL 605275919

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.