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

Dr. Nancy Elizabeth Guenthner, OD

Individual provider Optometrist · NPI 1639335128

Dr. Nancy Elizabeth Guenthner, OD is an Optometry in Round Rock, Texas. Graduated from University of Houston - College of Optometry in 2008, 18 years ago. Practices with Aspire Vision Care, PLLC, a 4-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
18
Trained at
University of Houston - College of Optometry
Licensed in
TX
In the registry since
2008
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

17261 Smyers Ln Ste 100
Round Rock, TX 78681-2496
Phone: (512) 501-2100
Fax: (512) 827-2074
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 7212TG (TX)

Record details

NPI number1639335128
Entity typeIndividual (Type 1)
GenderFemale
Credentials OD
Sole proprietorNo
NPI enumeratedAugust 4, 2008
Last updated in NPPESJune 27, 2022
Certification dateJune 27, 2022

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolUNIVERSITY OF HOUSTON - COLLEGE OF OPTOMETRY
Graduated 2008 (18 years in practice)
Group practice Aspire Vision Care, Pllc — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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