DR. JOHN L CLEMENTS (MD) – Cornea and External Diseases Specialist Physician, NPI 1700907516

DR. JOHN L CLEMENTS (MD) is a healthcare provider. based in Portland, Oregon. specializing in OPHTHALMOLOGY. They hold the professional credentials MD. They hold a License No. MD167098 (OR). The NPI Number for DR. JOHN L CLEMENTS (MD) is 1700907516

Main info

Male
20 Years Of Experience
Accepts Medicare Assignment
Name
DR. JOHN L CLEMENTS (MD)
NPI
1700907516
Phone
(503) 494-3000
Address
3375 SW TERWILLIGER BLVD
Enumeration Date
2 April 2007
Last Update Date
19 June 2018

Doctor Profile

Medical School Name
UNIVERSITY OF NEBRASKA COLLEGE OF MEDICINE
Secondary Phone
5034948311
Graduation Year
2006 (20 years ago)
PAC ID
0244355790
Group Practice PAC ID
4880760107
Professional Enrollment ID
I20140612001741
Address ID
OR972393011PO3181XRDXX600
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience66
Completeness75
Years active:19State licenses:2Digital endpointsOther names

343 OPHTHALMOLOGY in OR

Provider Addresses for DR. JOHN L CLEMENTS (MD)

  • 3375 SW TERWILLIGER BLVD

    PORTLAND, OR 972394146

    Phone: (503) 494-3000

    Fax: (503) 494-4286

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

CMS reports 5 Open Payments records for all available years, with a total value of $232.

Total Amount is formed as General ($232) + Research ($0) + Ownership ($0) = $232.

Last reported payment date: 2024-09-21 • Largest payer in this snapshot: Alcon Vision LLC ($232).

Total Amount

$232

General + Research + Ownership

Payments

5

Total payment records

General Amount

$232

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-09-21

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
Alcon Vision LLC$232
View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2014-06-12

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20140612001741IOphthalmologyORTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 97239)

Loading plans...

Provider's Procedures

DR. JOHN L CLEMENTS (MD) performs procedures in OPHTHALMOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
OPHTHALMOLOGYMA92012Eye and medical examination for diagnosis and treatment, established patient1211

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 4880760107View full group profile

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

What federal number belongs to DR. JOHN L CLEMENTS (MD)?
The federal identifier for DR. JOHN L CLEMENTS (MD) is NPI 1700907516.
Is DR. JOHN L CLEMENTS (MD) active in the national directory?
DR. JOHN L CLEMENTS (MD)'s public NPI profile is in an active state.
Does DR. JOHN L CLEMENTS (MD) list a primary specialty?
If you are matching referrals, note Cornea and External Diseases Specialist Physician for DR. JOHN L CLEMENTS (MD). Clinical services aligned with this taxonomy classification.
Where is DR. JOHN L CLEMENTS (MD)'s primary listing?
We display Portland, Oregon because that is what the record indicates for DR. JOHN L CLEMENTS (MD).
What if Portland, Oregon seems incomplete?
Street-level detail can be omitted — open the full address list for this NPI.

Similar Providers

DR. MARK A TERRY (MD)

Cornea and External Diseases Specialist Physician
PO BOX 4399
NPI: 1760498737

DR. WINSTON DOUGLAS CHAMBERLAIN (MD, PHD)

Cornea and External Diseases Specialist Physician
Casey Eye Institute, 3375, Southwest Terwilliger Boulevard, Marquam Hill, Homestead, Portland, Metro, Multnomah County, Oregon, 97239, United States
NPI: 1710108162

DR. MICHAEL DAVID STRAIKO (M.D.)

Cornea and External Diseases Specialist Physician
1040 NW 22ND AVE STE 200
NPI: 1013127075

AFSHAN A NANJI (M.D.)

Cornea and External Diseases Specialist Physician
Casey Eye Institute, 3375, Southwest Terwilliger Boulevard, Marquam Hill, Homestead, Portland, Metro, Multnomah County, Oregon, 97239, United States
NPI: 1134381718

DR. JACQUELINE KA-WAN NG (M.D.)

Ophthalmology Physician
PO BOX 22009
NPI: 1033435961

DR. DAVID LARSON DEMILL (M.D.)

Cornea and External Diseases Specialist Physician
1040 NW 22ND AVE
NPI: 1366783631

DR. TRAVIS KENNETH REDD (MD, MPH)

Cornea and External Diseases Specialist Physician
3375 SW TERWILLIGER BLVD
NPI: 1518351451

DR. ELIZABETH SHEN (M.D.)

Cornea and External Diseases Specialist Physician
2211 BUSH ST FL 2
NPI: 1396124889