Dr. Summy To, Optometry – Point of Service, NPI 1235325333

Dr. Summy To, Optometry is a healthcare provider. based in Portland, Oregon. specializing in Point of Service. The organization holds a License No. 3153AT (OR). The NPI Number for Dr. Summy To, Optometry is 1235325333

Main info

Organization
Name
Dr. Summy To, Optometry
NPI
1235325333
Phone
(503) 493-7070
Address
3978 N WILLIAMS AVE
Authorized Official
DR. YUESUM TO OPTOMETRIST O.D.
Enumeration Date
21 September 2007
Last Update Date
21 April 2010
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience50
Completeness80
Years active:18State licenses:1Digital endpointsUpdated within 12 months

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Provider Addresses for Dr. Summy To, Optometry

  • Myoptic, 3978, North Williams Avenue, Mississippi, Boise, Portland, Metro, Multnomah County, Oregon, 97227, United States

    PORTLAND, OR 972271445

    Phone: (503) 493-7070

    Fax: (503) 715-0504

    Type: Mailing

  • Eye Styles, 3333, Southeast Belmont Street, Belmont, Sunnyside, Portland, Metro, Multnomah County, Oregon, 97214, United States

    PORTLAND, OR 972144244

    Phone: (503) 335-7173

    Fax: (503) 335-7973

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

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: 2007-10-11

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
O20071011000682OClinic/Group PracticeORTBD

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 97227)

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Reviews

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Frequently asked questions

Where can patients find Dr. Summy To, Optometry's NPI?
You can confirm Dr. Summy To, Optometry with NPI 1235325333; it appears in the national provider directory.
Is Dr. Summy To, Optometry active in the national directory?
Dr. Summy To, Optometry's public NPI profile is in an active state.
What kind of provider is Dr. Summy To, Optometry?
The page reflects Point of Service for Dr. Summy To, Optometry. Clinical services aligned with this taxonomy classification.
Does Dr. Summy To, Optometry practice in Oregon?
You will see Portland, Oregon on file for Dr. Summy To, Optometry alongside any extra practice locations.
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

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