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

Keying Yan, OD

Individual provider Optometrist · NPI 1447924329

Keying Yan, OD is an Optometry in Hershey, Pennsylvania. Graduated from State University of New York - State College Optometry in 2022, 4 years ago. Practices with Susquehanna Physician Services, a 612-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in New York and Pennsylvania.

Years since qualifying
4
Trained at
State University of New York - State College Optometry
Licensed in
NY, PA
In the registry since
2021
Specialties on file
2
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

500 University Dr
Hershey, PA 17033-2360
Phone: (717) 531-5690
Fax: (717) 531-5009
Show map & directions

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

Additional practice locations (1)

  • 1705 Warren Ave Ste 303, Williamsport, PA 17701-2665 — (570) 320-7850

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence OEG003885 (PA)
Optometrist Taxonomy 152W00000X · Licence 009356 (NY)

Record details

NPI number1447924329
Entity typeIndividual (Type 1)
GenderFemale
Credentials OD
Sole proprietorYes
NPI enumeratedAugust 4, 2021
Last updated in NPPESApril 27, 2026
Certification dateApril 27, 2026
Mailing address500 University Dr Mc Ca410, Hershey, PA 17033-2360

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolSTATE UNIVERSITY OF NEW YORK - STATE COLLEGE OPTOMETRY
Graduated 2022 (4 years in practice)
Group practice Susquehanna Physician Services — 612 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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