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

Dr. Joshua Keith Diehl, OD

Individual provider Optometrist · NPI 1013941491

Dr. Joshua Keith Diehl, OD is an Optometry in Clarion, Pennsylvania. Graduated from Pennsylvania College of Optometry in 2006, 20 years ago. Practices with Clarion Eye Care, Inc, a 3-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
20
Trained at
Pennsylvania College of Optometry
Licensed in
PA
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

1350 E Main St Ste 20
Clarion, PA 16214-6224
Phone: (814) 226-4862
Fax: (814) 226-8741
Show map & directions

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

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence OEG001788 (PA)

Record details

NPI number1013941491
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorYes
NPI enumeratedJuly 10, 2006
Last updated in NPPESSeptember 8, 2023
Certification dateSeptember 8, 2023

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolPENNSYLVANIA COLLEGE OF OPTOMETRY
Graduated 2006 (20 years in practice)
Group practice Clarion Eye Care, Inc. — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Clarion