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

Individual provider Optometrist · NPI 1548558869

Aaron R Gruber, OD is an Optometry in Appleton, Wisconsin. Qualified in 2010, 16 years ago. Practices with Eye Care Center of New Holstein LLC, a 5-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
16
Licensed in
WI
In the registry since
2011
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

712 N Casaloma Dr
Appleton, WI 54913-8550
Phone: (920) 832-1202
Fax: (920) 832-1229
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 3238-35 (WI)

Record details

NPI number1548558869
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorNo
NPI enumeratedJuly 20, 2011
Last updated in NPPESJuly 20, 2011

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolOTHER
Graduated 2010 (16 years in practice)
Group practice Eye Care Center Of New Holstein Llc — 5 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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