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

Scott Thomas Guenthner, MD

Individual provider Dermatology Physician · NPI 1396748778

Scott Thomas Guenthner, MD is a Dermatology in Greenwood, Indiana. Graduated from University of Iowa, Rj & L Carver College of Medicine in 1998, 28 years ago. Practices with Optima Dermatology LLC, a 74-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
28
Trained at
University of Iowa, Rj & L Carver College of Medicine
Licensed in
IN
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2800 S State Road 135 Ste 250
Greenwood, IN 46143-6223
Phone: (317) 300-1788
Fax: (317) 743-8103
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 1010 W 2nd St, Bloomington, IN 47403-2217 — (812) 200-2458
  • 2155 E Main St, Plainfield, IN 46168-1816 — (855) 297-9689
  • 6639 Whitestown Pkwy, Zionsville, IN 46077-7622 — (317) 732-8980

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence 01051021A (IN)

Record details

NPI number1396748778
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 31, 2005
Last updated in NPPESFebruary 25, 2026
Certification dateFebruary 25, 2026
Mailing address111 New Hampshire Ave Ste 2, Portsmouth, NH 03801-2864

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Medical schoolUNIVERSITY OF IOWA, RJ & L CARVER COLLEGE OF MEDICINE
Graduated 1998 (28 years in practice)
Group practice Optima Dermatology Llc — 74 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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