Gregory B Auffenberg, M.D., M.S.
Urology (CMS) · Saint Louis, MO
At a glance
12855 N 40 Dr Ste 350, Saint Louis, MO 63141-8669
Published activity: Hernia repair (minimally invasive) · Prostate resection · Removal of the uterus. View counts and coverage
NPPES record updated Sep 12, 2023. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
12855 N 40 Dr Ste 350Saint Louis, MO 63141-8669
Additional reported practice locations
3 Saint Elizabeth Blvd Ste 3200O Fallon, IL 622691281
Phone: 6184898030 326 Fountains Pkwy
Fairview Heights, IL 622082041
Phone: 6182773109 3844 S Lindbergh Blvd Ste 125
Saint Louis, MO 631271416
Phone: 3145676071 112 Piper Hill Dr Ste 12
Saint Peters, MO 633761690
Phone: 6369969202
Education & affiliations
- Medical / professional school
- Northwestern University Feinberg Medical School
- Graduation year
- 2009
- CMS specialties
- Urology
CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.
Practice groups
Reported hospital affiliations
- Alton Memorial Hospital Alton, IL
- Barnes Jewish Hospital Saint Louis, MO
- Hshs St Elizabeth's Hospital O Fallon, IL
- Missouri Baptist Medical Center Saint Louis, MO
- St Lukes Hospital Chesterfield, MO
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Hernia repair (minimally invasive) | 1-10 |
| Prostate resection | 13 |
| Removal of the uterus | 1-10 |
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $890.80 |
| Education | $16.32 |
Reporting companies
| Company | Amount |
|---|---|
| UROGEN PHARMA, INC. | $260.48 |
| SUMITOMO PHARMA AMERICA, INC. | $114.66 |
| MERCK SHARP & DOHME LLC | $57.45 |
| FERRING PHARMACEUTICALS INC. | $54.62 |
| PROGENICS PHARMACEUTICALS, INC. | $50.52 |
| BAYER HEALTHCARE PHARMACEUTICALS INC. | $50.30 |
| AGILITI HEALTH, INC. | $47.83 |
| PROCEPT BIOROBOTICS CORPORATION | $34.85 |
| Other reporting companies | $236.41 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Urology (CMS)
- Taxonomy code
- 208800000X
- Enumeration date
- Aug 8, 2009
- Record updated
- Sep 12, 2023
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- M.D., M.S.
Reported taxonomies and licenses
208800000X
License reported: 036132771 IL
208800000X · Primary
License reported: 2021039448 MO
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
12855 N 40 Dr Ste 350Saint Louis, MO 63141-8669
- Phone
- (314) 567-6071
- Fax
- (314) 453-9965
Mailing address
12855 N 40 DR STE 375SAINT LOUIS, MO 631418657
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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