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

Madison Specialty Center, LLC

Organization Allergy & Immunology Physician · NPI 1366772725

Madison Specialty Center, LLC is an Allergy & Immunology Physician in Madison, Indiana. Licensed in Indiana. Registered with an NPI since 2010.

Licensed in
IN
In the registry since
2010
Specialties on file
2
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

2580 Michigan Rd
Madison, IN 47250-2491
Phone: (812) 265-5800
Fax: (812) 265-5864
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 01028535A (IN)
Allergy & Immunology Physician Taxonomy 207K00000X · Licence 01028535A (IN)

Record details

NPI number1366772725
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Amber Norris — Practice Manager · (812) 265-5800
Other names George L Alcorn, M.D.
NPI enumeratedJanuary 7, 2010
Last updated in NPPESJanuary 15, 2010
Mailing addressPo Box 816, Madison, IN 47250-0816