Active NPI 1396977328 Individual Practitioner Male Practitioner

Dr. Gregory B Auffenberg , MD, MS

Urology • Saint Louis, MO

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Gregory Auffenberg, MD, MS is a certified Urology practicing in Saint Louis, MO. With approximately 17 years of clinical experience since graduating from Northwestern University Feinberg Medical School in 2009, Dr. Auffenberg delivers high-quality medical care to the local community at 12855 N 40 DR STE 350.

Dr. Auffenberg is affiliated with Urology Of St Louis Inc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml, bcg live intravesical instillation, 1 mg, automated urinalysis test. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

12855 N 40 Dr Ste 350

Saint Louis, MO 631418669

Telephone 3145676071

Fax 3144539965

Associated Practice Facility / Clinic

🏢 Urology Of St. Louis, Inc. Facility NPI 1528017191

Medicare Profile & Education

Medical School

Northwestern University Feinberg Medical School

Graduation Year

2009

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Urology in Saint Louis, MO

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

17 Yrs -3.8 yrs vs City Avg

City Avg: 20.8 Yrs

State Avg: 27.5 Yrs

Regional Practice Density

98 Specialists

Practicing in Saint Louis, MO (282 Statewide)

Telehealth Adoption Rate

40.8% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

74.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Auffenberg (17 Years) 17 Yrs

Saint Louis Specialty Average (20.8 Years) 20.8 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
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml	3,994	35	$0.95	$0.13
J9030 Bcg live intravesical instillation, 1 mg	1,443	14	$4.90	$2.85
81003 Automated urinalysis test	518	278	$10.00	$2.19
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	303	60	$127.00	$60.14
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	280	158	$434.52	$123.07
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	261	161	$49.00	$15.79
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	126	14	$700.00	$178.71
52000 Diagnostic exam of bladder and urethra using an endoscope	109	73	$711.75	$226.63
99213 Established patient office or other outpatient visit, typically 15 minutes	108	95	$315.29	$87.26
99426 Principal care management services for a single high-risk disease, first 30 minutes of clinical staff time directed by health care professional, per calendar month	102	21	$125.00	$59.57
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month	88	40	$96.00	$45.87
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	40	33	$560.20	$173.22
51720 Instillation of anti-cancer drug into bladder	40	18	$259.68	$84.26
82565 Blood creatinine level	36	33	$12.00	$5.02
51798 Ultrasound measurement of bladder capacity after voiding	34	30	$36.00	$10.60
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	29	29	$588.86	$160.77
74178 Ct scan of abdomen and pelvis before and after contrast	29	27	$876.00	$328.26
99442 Telephone medical discussion with physician, 11-20 minutes	28	24	$267.00	$86.99
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	28	28	$382.71	$107.34
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	24	15	$99.63	$33.33
99441 Telephone medical discussion with physician, 5-10 minutes	23	17	$165.00	$53.75
51728 Complex measurement of pressure of urine flow in bladder with voiding pressure studies	21	21	$1079.37	$245.14
51741 Electronic assessment of bladder emptying	20	20	$41.70	$3.05
55700 Biopsy of prostate gland	20	20	$715.05	$124.52
36415 Insertion of needle into vein for collection of blood sample	20	12	$15.00	$8.65
51797 Insertion of device into abdomen with pressure and urine flow rate study	19	19	$569.19	$131.85
51784 Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings	19	19	$189.75	$12.32
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	18	14	$225.33	$76.59
52235 Destruction and/or removal of growth of bladder and urethra using an endoscope, 2.0-5.0 cm	17	13	$843.57	$266.23
76872 Ultrasound scan of pelvic region through rectum	17	17	$494.00	$31.02
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	16	15	$386.00	$126.20
52332 Insertion of stent in urinary duct (ureter) using an endoscope	14	11	$1317.97	$135.90

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml	3,526	22	$0.95	$0.15
J9030 Bcg live intravesical instillation, 1 mg	1,350	16	$4.90	$2.84
81003 Automated urinalysis test	482	284	$10.00	$2.18
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	255	156	$326.35	$123.97
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	189	52	$127.00	$60.62
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	138	16	$700.00	$171.56
99213 Established patient office or other outpatient visit, typically 15 minutes	123	108	$245.21	$87.92
99426 Principal care management services for a single high-risk disease, first 30 minutes of clinical staff time directed by health care professional, per calendar month	94	27	$125.00	$59.35
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month	87	39	$96.00	$45.81
52000 Diagnostic exam of bladder and urethra using an endoscope	79	63	$720.47	$233.64
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	52	47	$400.96	$174.16
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	36	36	$388.78	$162.42
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	32	20	$102.87	$32.71
82565 Blood creatinine level	31	22	$12.00	$5.02
51798 Ultrasound measurement of bladder capacity after voiding	31	29	$38.82	$10.02
51720 Instillation of anti-cancer drug into bladder	30	16	$257.74	$82.38
36415 Insertion of needle into vein for collection of blood sample	26	23	$15.00	$8.40
99442 Telephone medical discussion with physician, 11-20 minutes	26	23	$243.81	$87.83
52332 Insertion of stent in urinary duct (ureter) using an endoscope	20	16	$1101.74	$113.54
74178 Ct scan of abdomen and pelvis before and after contrast	20	16	$796.80	$345.12
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	19	19	$291.95	$109.27
99441 Telephone medical discussion with physician, 5-10 minutes	15	13	$159.00	$54.29
52235 Destruction and/or removal of growth of bladder and urethra using an endoscope, 2.0-5.0 cm	15	15	$824.86	$267.47
81001 Manual urinalysis test with examination using microscope, automated	15	14	$12.00	$3.11
74420 Imaging of urinary tract	14	12	$192.14	$23.80
71250 Ct scan of chest without contrast	14	12	$382.86	$111.74
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	13	11	$50.09	$13.70
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	12	$343.08	$128.47
76770 Complete ultrasound scan behind abdominal cavity	12	12	$262.67	$105.84
55866 Surgical removal of prostate and surrounding lymph nodes using an endoscope	11	11	$3485.14	$998.34

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml	1,776	15	$0.95	$0.12
J9030 Bcg live intravesical instillation, 1 mg	1,600	17	$4.90	$2.80
81003 Automated urinalysis test	368	255	$10.03	$2.21
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	171	131	$200.00	$126.22
99213 Established patient office or other outpatient visit, typically 15 minutes	145	119	$199.77	$89.93
52000 Diagnostic exam of bladder and urethra using an endoscope	75	65	$760.93	$245.04
81001 Manual urinalysis test with examination using microscope, automated	65	53	$12.00	$3.15
51798 Ultrasound measurement of bladder capacity after voiding	58	53	$55.00	$10.37
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	55	42	$230.35	$178.45
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	47	47	$239.21	$165.66
36415 Insertion of needle into vein for collection of blood sample	39	38	$15.00	$2.97
51720 Instillation of anti-cancer drug into bladder	35	20	$250.00	$86.81
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	34	34	$227.18	$111.18
99442 Telephone medical discussion with physician, 11-20 minutes	28	24	$197.32	$89.18
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	17	17	$200.00	$133.21
99441 Telephone medical discussion with physician, 5-10 minutes	17	16	$150.00	$55.14
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	16	16	$300.00	$217.83
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	14	12	$181.29	$70.29
74178 Ct scan of abdomen and pelvis before and after contrast	14	14	$700.00	$361.50
52332 Insertion of stent in urinary duct (ureter) using an endoscope	12	12	$747.00	$153.50

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	154	127	$316.30	$136.27
36415 Insertion of needle into vein for collection of blood sample	127	99	$19.88	$2.99
81001 Manual urinalysis test with examination using microscope, automated	74	26	$20.92	$3.17
51720 Instillation of anti-cancer drug into bladder	68	14	$677.00	$96.71
99443 Telephone medical discussion with physician, 21-30 minutes	61	48	$250.00	$140.08
52000 Diagnostic exam of bladder and urethra using an endoscope	53	40	$1131.77	$254.24
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	47	40	$414.89	$193.59
99442 Telephone medical discussion with physician, 11-20 minutes	36	32	$175.00	$99.03
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	32	32	$422.72	$177.61
51798 Ultrasound measurement of bladder capacity after voiding	32	28	$186.25	$10.91
51700 Simple bladder irrigation and/or instillation	31	23	$502.58	$50.19
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	26	26	$625.00	$231.99
99213 Established patient office or other outpatient visit, typically 15 minutes	24	24	$212.08	$96.47
99231 Follow-up hospital inpatient care per day, typically 15 minutes	23	11	$114.74	$40.60
76872 Ultrasound scan of pelvic region through rectum	19	19	$706.00	$149.41
52224 Destruction of (less than 0.5 centimeters) growths of the bladder and bladder canal (urethra) using an endoscope	14	13	$2794.36	$197.39
81003 Automated urinalysis test	13	11	$11.85	$2.25
76377 3D radiographic procedure with computerized image postprocessing	13	13	$932.00	$76.67
55700 Biopsy of prostate gland	11	11	$1357.00	$274.13

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	130	106	$323.00	$115.51
99443 Telephone medical discussion with physician, 21-30 minutes	102	87	$250.00	$117.28
36415 Insertion of needle into vein for collection of blood sample	95	75	$20.00	$2.98
55700 Biopsy of prostate gland	66	65	$1357.00	$273.46
76872 Ultrasound scan of pelvic region through rectum	64	63	$706.00	$153.35
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	60	11	$867.00	$220.41
52000 Diagnostic exam of bladder and urethra using an endoscope	49	35	$1163.00	$225.26
76377 3D radiographic procedure with computerized image postprocessing	36	35	$932.00	$77.27
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	33	33	$505.00	$178.25
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	30	29	$434.00	$157.09
51700 Simple bladder irrigation and/or instillation	28	19	$511.00	$41.49
99442 Telephone medical discussion with physician, 11-20 minutes	26	24	$175.00	$81.20
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	25	25	$625.00	$218.42
51798 Ultrasound measurement of bladder capacity after voiding	21	18	$230.00	$11.27
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	16	11	$237.00	$34.01
38571 Removal of lymph nodes of both sides of pelvis using an endoscope	13	13	$4233.00	$358.10
55866 Surgical removal of prostate and surrounding lymph nodes using an endoscope	13	13	$9257.26	$1561.71

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	101	78	$323.00	$114.09
36415 Insertion of needle into vein for collection of blood sample	87	67	$20.00	$2.94
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	59	59	$506.46	$176.45
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	57	54	$434.00	$153.08
55700 Biopsy of prostate gland	48	48	$1357.00	$270.71
52000 Diagnostic exam of bladder and urethra using an endoscope	37	33	$1163.00	$201.45
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	36	36	$628.00	$217.14
76377 3D radiographic procedure with computerized image postprocessing	36	36	$932.00	$75.82
51798 Ultrasound measurement of bladder capacity after voiding	28	27	$230.00	$13.51
76872 Ultrasound scan of pelvic region through rectum	28	28	$706.00	$134.73
51700 Simple bladder irrigation and/or instillation	21	17	$511.00	$40.05
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	20	20	$893.00	$60.43
55866 Surgical removal of prostate and surrounding lymph nodes using an endoscope	15	15	$9117.00	$1492.95
38571 Removal of lymph nodes of both sides of pelvis using an endoscope	14	14	$4233.00	$361.56
81002 Urinalysis, manual test	12	12	$18.00	$3.41

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	25	25	$529.08	$167.73
36415 Insertion of needle into vein for collection of blood sample	24	22	$20.00	$2.94
52000 Diagnostic exam of bladder and urethra using an endoscope	15	15	$1163.00	$155.50
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	13	13	$323.00	$113.12
55700 Biopsy of prostate gland	12	12	$1357.00	$260.81
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	11	11	$674.09	$220.70

Medical Specialties & State Licenses

CMS Verified: 2023-09-12

Urology Primary Specialty

NUCC Taxonomy Code: 208800000X

State License MO 2021039448

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 IL 036132771

Hospital & Practice Group Affiliations

Urology Of St Louis Inc

12855 N 40 Dr, Saint Louis, MO 631418657

Phone: 3145676071

Urology Of St Louis Inc

6812 State Route 162 200, Maryville, IL 620628562

Phone: 6182880900

Secondary Practice Locations

326 Fountains Pkwy

Fairview Heights, IL 622082041

Phone: 6182773109

3 Saint Elizabeth Blvd Ste 3200

O Fallon, IL 622691281

Phone: 6184898030

3844 S Lindbergh Blvd Ste 125

Saint Louis, MO 631271416

Phone: 3145676071

112 Piper Hill Dr Ste 12

Saint Peters, MO 633761690

Phone: 6369969202

Practice Associates & Co-Workers

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

20 Associated Practitioners

Kierra Calico , APRN

Nurse Practitioner - Family

NPI 1003567215

Advanced Practice Registered Nurse

Rachel Porter , NP

Nurse Practitioner - Adult Health

NPI 1033578125

Nurse Practitioner

Debra Buback , RN, MSN, ANP

Clinical Nurse Specialist - Medical-Surgical

NPI 1154305076

Registered Nurse, Master of Science in Nursing, Adult Nurse Practitioner

Dr. David Keetch , MD

Urology

NPI 1184608143

Doctor of Medicine (M.D.)

Dr. Brad White , MD

Urology

NPI 1205810512

Doctor of Medicine (M.D.)

Dr. Matthew Spellman , MD

Urology

NPI 1205810520

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

15 Historical Events

📍

Updated Practice Location September 12, 2023

Registered at 12855 N 40 DR STE 350, SAINT LOUIS, MO 631418669 (Tel: 3145676071)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 12, 2023

Urology (License #036132771 in IL)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 11, 2022

Urology (License #2021039448 in MO)

📍

Updated Practice Location December 01, 2021

Registered at 12855 N 40 DR STE 375, SAINT LOUIS, MO 631418657 (Tel: 3143365062)

📍

Updated Business Mailing Address December 01, 2021

Registered at 12855 N 40 DR STE 375, SAINT LOUIS, MO 631418657 (Tel: 3145676071)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 01, 2021

Urology (License #036132771 in IL)

📍

Updated Practice Location June 04, 2018

Registered at 675 N SAINT CLAIR ST STE 20-150, CHICAGO, IL 60611 (Tel: 3126958146)

📍

Updated Business Mailing Address June 04, 2018

Registered at 675 N SAINT CLAIR ST STE 20-150, CHICAGO, IL 606115979 (Tel: 3126958146)

👤

Provider Name / Credentials Updated June 04, 2018

Recorded as GREGORY AUFFENBERG, M.D., M.S.

✅

NPI Profile Active May 20, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location May 20, 2015

Registered at 1500 E MEDICAL CENTER DRIVE, 2ND FLOOR TAUBMAN CENTER RECP C, ANN ARBOR, MI 481095330 (Tel: 7349367030)

📍

Updated Business Mailing Address May 20, 2015

Registered at 3621 S STATE ST, 700 KMS PLACE, ANN ARBOR, MI 48108 (Tel: 7349362047)

👤

Provider Name / Credentials Updated May 20, 2015

Recorded as GREGORY AUFFENBERG, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 20, 2015

Urology (License #4301107117 in MI)

🟢

Initial NPI Registration & Enumeration August 08, 2009

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: 1396977328

Entity Type:

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

Enumeration Date: August 08, 2009

Last Update: September 12, 2023

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

12855 N 40 Dr Ste 375

Saint Louis, MO 631418657

Phone: 3145676071

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.