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

Dr. John L Clements, MD

Individual provider Ophthalmology Physician · NPI 1700907516

Dr. John L Clements, MD is an Ophthalmology in Portland, Oregon. Graduated from University of Nebraska College of Medicine in 2006, 20 years ago. Practices with University Professional Services, a 1,704-clinician group and accepts Medicare assignment. Licensed in Massachusetts and Oregon.

Years since qualifying
20
Trained at
University of Nebraska College of Medicine
Licensed in
MA, OR
In the registry since
2007
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

3375 SW Terwilliger Blvd
Portland, OR 97239
Phone: (503) 494-3000
Fax: (503) 494-4286
Show map & directions

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

Specialties & licences

Cornea and External Diseases Specialist Physician (primary) Taxonomy 207WX0120X · Licence MD167098 (OR)
Ophthalmology Physician Taxonomy 207W00000X · Licence MD167098 (OR)
Ophthalmology Physician Taxonomy 207W00000X · Licence 243347 (MA)

Record details

NPI number1700907516
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 2, 2007
Last updated in NPPESJune 19, 2018
Mailing address3375 Sw Terwilliger Blvd, Portland, OR 97239-4146

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolUNIVERSITY OF NEBRASKA COLLEGE OF MEDICINE
Graduated 2006 (20 years in practice)
Group practice University Professional Services — 1704 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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