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

Gary John Giesler, OD

Individual provider Optometrist · NPI 1396834552

Gary John Giesler, OD is an Optometry in Hermann, Missouri. Graduated from University of Houston - College of Optometry in 1975, 51 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
51
Trained at
University of Houston - College of Optometry
Licensed in
MO
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.

See every abbreviation used in this directory →

Practice location Address checks out

228 E First Hermann Eye Ctr
Hermann, MO 65041
Phone: (573) 486-3355
Fax: (573) 486-3355
Show map & directions

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

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence TO2265 (MO)

Record details

NPI number1396834552
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorYes
NPI enumeratedOctober 12, 2006
Last updated in NPPESNovember 9, 2010

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolUNIVERSITY OF HOUSTON - COLLEGE OF OPTOMETRY
Graduated 1975 (51 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

Other providers in Hermann