Active NPI 1922185842 Individual Practitioner Male Practitioner

Dr. Thomas H. Chun , MD

Urology • Marietta, GA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Thomas Chun, MD is a certified Urology practicing in Marietta, GA. With approximately 23 years of clinical experience since graduating from Emory University School Of Medicine in 2003, Dr. Chun delivers high-quality medical care to the local community at 55 WHITCHER ST # 250.

Dr. Chun is affiliated with Wellstar Medical Group Llc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include automated urinalysis test, ultrasound measurement of bladder capacity after voiding, 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

55 Whitcher St # 250

Marietta, GA 30060

Telephone 7704284475

Fax 7704261499

Associated Practice Facility / Clinic

🏢 Urology Associates Surgical Center Facility NPI 1538246251

Medicare Profile & Education

Medical School

Emory University School Of Medicine

Graduation Year

2003

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Urology in Marietta, GA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

23 Yrs +1.1 yrs vs City Avg

City Avg: 21.9 Yrs

State Avg: 27.0 Yrs

Regional Practice Density

28 Specialists

Practicing in Marietta, GA (422 Statewide)

Telehealth Adoption Rate

42.9% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

74.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Chun (23 Years) 23 Yrs

Marietta Specialty Average (21.9 Years) 21.9 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
81003 Automated urinalysis test	363	292	$12.00	$2.19
51798 Ultrasound measurement of bladder capacity after voiding	258	211	$69.36	$11.41
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	238	200	$297.00	$129.66
99213 Established patient office or other outpatient visit, typically 15 minutes	212	174	$209.00	$91.58
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	106	15	$1028.00	$178.36
52000 Diagnostic exam of bladder and urethra using an endoscope	83	76	$650.00	$80.31
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	63	63	$406.67	$168.04
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	60	60	$268.02	$111.63
76770 Complete ultrasound scan behind abdominal cavity	39	37	$263.62	$74.22
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	36	16	$143.00	$35.73
51784 Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings	15	15	$180.00	$18.43
51728 Complex measurement of pressure of urine flow in bladder with voiding pressure studies	15	15	$311.00	$103.02
51797 Insertion of device into abdomen with pressure and urine flow rate study	14	14	$172.00	$39.60
55700 Biopsy of prostate gland	13	13	$709.00	$131.71
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	12	12	$92.33	$30.19

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
81003 Automated urinalysis test	409	318	$12.00	$2.19
99213 Established patient office or other outpatient visit, typically 15 minutes	288	224	$197.83	$90.38
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	170	154	$286.26	$127.12
51798 Ultrasound measurement of bladder capacity after voiding	150	131	$67.80	$10.83
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	109	16	$1028.00	$169.40
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	79	79	$247.42	$111.38
52000 Diagnostic exam of bladder and urethra using an endoscope	62	54	$634.50	$79.62
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	46	17	$143.00	$34.26
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	43	43	$371.05	$165.15
76770 Complete ultrasound scan behind abdominal cavity	34	31	$255.00	$75.57
55700 Biopsy of prostate gland	18	18	$688.22	$129.47
51784 Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings	16	16	$174.94	$18.52
51797 Insertion of device into abdomen with pressure and urine flow rate study	16	16	$167.50	$39.75
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	15	15	$79.00	$30.58
64590 Insertion or replacement of peripheral, sacral, or gastric neurostimulator generator or receiver	13	13	$934.77	$93.89
95972 Electronic analysis of implanted neurostimulator generator with complex spinal cord or peripheral nerve stimulator programming	13	13	$221.00	$40.79
51728 Complex measurement of pressure of urine flow in bladder with voiding pressure studies	12	12	$278.83	$103.28

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
81003 Automated urinalysis test	375	295	$10.63	$2.21
99213 Established patient office or other outpatient visit, typically 15 minutes	316	239	$161.42	$90.39
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	186	163	$228.01	$126.82
51798 Ultrasound measurement of bladder capacity after voiding	127	111	$50.44	$10.61
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	83	13	$1028.00	$172.66
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	80	80	$223.00	$109.84
52000 Diagnostic exam of bladder and urethra using an endoscope	77	66	$457.32	$77.64
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	38	15	$141.18	$33.77
76770 Complete ultrasound scan behind abdominal cavity	34	31	$223.82	$76.77
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	32	32	$340.38	$168.33
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	18	18	$71.06	$30.97
55700 Biopsy of prostate gland	18	18	$607.78	$129.66
64561 Insertion of sacral nerve neurostimulator electrode array	17	17	$6545.65	$441.93
95972 Electronic analysis of implanted neurostimulator generator with complex spinal cord or peripheral nerve stimulator programming	16	15	$221.00	$40.89
64590 Insertion or replacement of peripheral, sacral, or gastric neurostimulator generator or receiver	16	15	$910.00	$89.41
64581 Incision to insert sacral nerve neurostimulator electrodes	16	15	$1837.00	$654.02
51797 Insertion of device into abdomen with pressure and urine flow rate study	12	12	$164.00	$39.78
51784 Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings	12	12	$156.00	$18.68
74018 X-ray of abdomen, 1 view	11	11	$42.45	$22.01

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
81003 Automated urinalysis test	484	354	$10.00	$2.24
99213 Established patient office or other outpatient visit, typically 15 minutes	360	243	$147.59	$92.01
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	208	180	$215.56	$129.98
51798 Ultrasound measurement of bladder capacity after voiding	158	140	$40.00	$10.50
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	107	18	$1028.00	$182.89
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	79	79	$218.00	$112.49
52000 Diagnostic exam of bladder and urethra using an endoscope	77	63	$408.00	$81.10
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	48	48	$331.00	$167.78
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	44	19	$140.00	$33.42
76770 Complete ultrasound scan behind abdominal cavity	41	38	$202.00	$79.54
51784 Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings	20	20	$151.00	$18.96
51797 Insertion of device into abdomen with pressure and urine flow rate study	16	16	$164.00	$40.03
55700 Biopsy of prostate gland	13	13	$565.00	$132.07
51728 Complex measurement of pressure of urine flow in bladder with voiding pressure studies	13	13	$207.00	$105.63
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	12	12	$66.00	$31.56

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
81003 Automated urinalysis test	547	416	$10.00	$2.23
99213 Established patient office or other outpatient visit, typically 15 minutes	394	299	$147.00	$75.68
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	209	182	$215.56	$109.28
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	162	22	$1028.00	$218.30
52000 Diagnostic exam of bladder and urethra using an endoscope	74	58	$408.00	$84.70
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	73	73	$218.00	$110.18
51798 Ultrasound measurement of bladder capacity after voiding	62	59	$40.00	$10.50
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	55	24	$140.00	$32.31
76770 Complete ultrasound scan behind abdominal cavity	46	46	$202.00	$78.10
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	42	42	$331.00	$168.72
55700 Biopsy of prostate gland	27	27	$565.00	$137.00
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	27	27	$66.00	$32.71
51784 Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings	17	17	$151.00	$19.67
51797 Insertion of device into abdomen with pressure and urine flow rate study	15	15	$164.00	$41.33
64590 Insertion or replacement of peripheral, sacral, or gastric neurostimulator generator or receiver	12	12	$910.00	$105.50
74018 X-ray of abdomen, 1 view	12	12	$37.00	$18.86
95972 Electronic analysis of implanted neurostimulator generator with complex spinal cord or peripheral nerve stimulator programming	12	12	$221.00	$43.43
64581 Incision to insert sacral nerve neurostimulator electrodes	11	11	$1837.00	$699.54

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
81003 Automated urinalysis test	593	446	$10.00	$2.44
99213 Established patient office or other outpatient visit, typically 15 minutes	433	330	$147.16	$73.87
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	178	29	$1028.00	$225.37
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	173	157	$215.00	$108.12
51798 Ultrasound measurement of bladder capacity after voiding	130	115	$40.00	$12.87
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	96	96	$218.00	$107.57
52000 Diagnostic exam of bladder and urethra using an endoscope	69	57	$408.00	$83.09
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	59	30	$140.00	$31.02
76770 Complete ultrasound scan behind abdominal cavity	56	52	$202.00	$75.94
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	41	41	$331.00	$162.50
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	25	25	$66.00	$32.58
55700 Biopsy of prostate gland	25	25	$565.00	$135.41
51784 Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings	18	18	$151.00	$19.35
74018 X-ray of abdomen, 1 view	15	14	$37.00	$19.26
51797 Insertion of device into abdomen with pressure and urine flow rate study	15	15	$164.00	$41.61
64590 Insertion or replacement of peripheral, sacral, or gastric neurostimulator generator or receiver	12	12	$910.00	$117.92
95972 Electronic analysis of implanted neurostimulator generator with complex spinal cord or peripheral nerve stimulator programming	12	12	$221.00	$42.71
55866 Surgical removal of prostate and surrounding lymph nodes using an endoscope	11	11	$3419.00	$1499.78
51729 Complex measurement of pressure of urine flow in bladder with urethra pressure and voiding pressure studies	11	11	$253.00	$130.17

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
81003 Automated urinalysis test	547	380	$10.00	$2.70
99213 Established patient office or other outpatient visit, typically 15 minutes	486	349	$147.00	$72.23
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	159	24	$1028.00	$212.60
51798 Ultrasound measurement of bladder capacity after voiding	93	84	$40.00	$15.96
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	83	77	$215.00	$108.17
52000 Diagnostic exam of bladder and urethra using an endoscope	73	63	$408.00	$84.93
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	69	69	$218.00	$107.72
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	58	27	$140.00	$30.83
76770 Complete ultrasound scan behind abdominal cavity	46	43	$202.00	$77.13
74420 Imaging of urinary tract	25	19	$35.00	$17.73
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	18	18	$331.00	$165.66
55700 Biopsy of prostate gland	16	16	$565.00	$135.07
74018 X-ray of abdomen, 1 view	15	15	$37.00	$18.07
64590 Insertion or replacement of peripheral, sacral, or gastric neurostimulator generator or receiver	13	12	$910.00	$120.93
95972 Electronic analysis of implanted neurostimulator generator with complex spinal cord or peripheral nerve stimulator programming	12	12	$221.00	$42.37
81001 Manual urinalysis test with examination using microscope, automated	12	12	$13.00	$3.84
51784 Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings	11	11	$151.00	$19.21

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
81003 Automated urinalysis test	635	415	$10.00	$3.00
99213 Established patient office or other outpatient visit, typically 15 minutes	511	346	$147.00	$72.25
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	160	26	$1028.00	$209.82
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	151	125	$215.00	$106.44
52000 Diagnostic exam of bladder and urethra using an endoscope	77	67	$408.00	$103.47
51798 Ultrasound measurement of bladder capacity after voiding	74	63	$40.00	$19.47
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	68	68	$218.00	$108.02
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	68	26	$140.00	$32.55
76770 Complete ultrasound scan behind abdominal cavity	33	32	$202.00	$76.75
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	29	29	$331.00	$159.90
74420 Imaging of urinary tract	26	22	$35.00	$17.66
74000 X-ray of abdomen, single view	21	18	$32.00	$14.51
55866 Surgical removal of prostate and surrounding lymph nodes using an endoscope	18	18	$3419.00	$1472.16
51990 Suture suspension of bladder canal (urethra) to control leakage using an endoscope	18	18	$1518.00	$383.54
55700 Biopsy of prostate gland	16	16	$565.00	$134.31
64590 Insertion or replacement of peripheral, sacral, or gastric neurostimulator generator or receiver	15	14	$910.00	$134.28
95972 Electronic analysis of implanted neurostimulator generator with complex spinal cord or peripheral nerve stimulator programming	15	14	$221.00	$42.08
52332 Insertion of stent in urinary duct (ureter) using an endoscope	13	11	$1116.77	$134.96
51701 Insertion of temporary bladder tube	13	12	$157.00	$47.97
P9612 Catheterization for collection of specimen, single patient, all places of service	12	12	$6.00	$2.94
52356 Crushing of stone of ureter with insertion of stent using an endoscope	11	11	$848.00	$400.18

Medical Specialties & State Licenses

Urology Primary Specialty

NUCC Taxonomy Code: 208800000X

State License GA 47580

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.

Hospital & Practice Group Affiliations

Wellstar Medical Group Llc

55 Whitcher Nest, Marietta, GA 300601169

Phone: 7704284475

Practice Associates & Co-Workers

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

38 Associated Practitioners

Jaclyn Wood , NP

Nurse Practitioner - Family

NPI 1033577879

Nurse Practitioner

Dr. Gaspar Msangi , MD

Urology

NPI 1043467038

Doctor of Medicine (M.D.)

Sheri Behrman , PA-C

Physician Assistant

NPI 1083785471

Physician Assistant (Certified)

Arielle Berlin , PA

Physician Assistant - Medical

NPI 1124464391

Physician Assistant

Dr. Justin Watson , MD

Urology

NPI 1164606042

Doctor of Medicine (M.D.)

Kathryn Bruno , NP

Nurse Practitioner - Acute Care

NPI 1184367005

Nurse Practitioner

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active March 12, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location March 12, 2014

Registered at 55 WHITCHER ST # 250, MARIETTA, GA 30060 (Tel: 7704284475)

📍

Updated Business Mailing Address March 12, 2014

Registered at 55 WHITCHER ST # 250, MARIETTA, GA 30060 (Tel: 7704284475)

👤

Provider Name / Credentials Updated March 12, 2014

Recorded as THOMAS CHUN, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 12, 2014

Urology (License #47580 in GA)

🟢

Initial NPI Registration & Enumeration November 01, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1922185842

Entity Type:

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

Enumeration Date: November 01, 2006

Last Update: September 30, 2019

Sole Proprietor: No

Update or Correct Profile

Mailing Address

55 Whitcher St # 250

Marietta, GA 30060

Phone: 7704284475

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.