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

Dr. Michael Alan Harshman, OD

Individual provider Optometrist · NPI 1598844946

Dr. Michael Alan Harshman, OD is an Optometry in Decatur, Indiana. Graduated from Indiana University - School of Optometry in 1990, 36 years ago. Practices as a sole proprietor. Licensed in Indiana.

Years since qualifying
36
Trained at
Indiana University - School of Optometry
Licensed in
IN
In the registry since
2006
What do these letters mean?
OD — Doctor of Optometry
An optometrist: examines eyes, prescribes glasses and contacts, and treats many eye conditions.

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Practice location Address checks out

815 S 13th St
Decatur, IN 46733
Phone: (260) 724-4111
Fax: (260) 724-4188
Show map & directions

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

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 18002484 (IN)

Record details

NPI number1598844946
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorYes
NPI enumeratedNovember 6, 2006
Last updated in NPPESJuly 31, 2008

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolINDIANA UNIVERSITY - SCHOOL OF OPTOMETRY
Graduated 1990 (36 years in practice)
Accepts Medicare assignment Not indicated

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