Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Gregory B Auffenberg, MD, MS

Individual provider Urology Physician · NPI 1396977328

Dr. Gregory B Auffenberg, MD, MS is an Urology in Saint Louis, Missouri. Graduated from Northwestern University Feinberg Medical School in 2009, 17 years ago. Practices with Urology of St Louis Inc, a 111-clinician group, works from 5 locations, accepts Medicare assignment and offers telehealth. Licensed in Illinois and Missouri.

Years since qualifying
17
Trained at
Northwestern University Feinberg Medical School
Licensed in
IL, MO
In the registry since
2009
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MS — Master of Science
A graduate science degree.

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Practice location Address checks out

12855 N 40 Dr Ste 350
Saint Louis, MO 63141-8669
Phone: (314) 567-6071
Fax: (314) 453-9965
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (4)

  • 326 Fountains Pkwy, Fairview Heights, IL 62208-2041 — (618) 277-3109
  • 3 Saint Elizabeth Blvd Ste 3200, O Fallon, IL 62269-1281 — (618) 489-8030
  • 3844 S Lindbergh Blvd Ste 125, Saint Louis, MO 63127-1416 — (314) 567-6071
  • 112 Piper Hill Dr Ste 12, Saint Peters, MO 63376-1690 — (636) 996-9202

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence 2021039448 (MO)
Urology Physician Taxonomy 208800000X · Licence 036132771 (IL)

Record details

NPI number1396977328
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , MS
Sole proprietorYes
NPI enumeratedAugust 8, 2009
Last updated in NPPESSeptember 12, 2023
Certification dateSeptember 12, 2023
Mailing address12855 N 40 Dr Ste 375, Saint Louis, MO 63141-8657

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyUROLOGY
Medical schoolNORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Graduated 2009 (17 years in practice)
Group practice Urology Of St Louis Inc — 111 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

Other providers in Saint Louis