KATHERINE MASAKO GEE (OD) – Optometrist, NPI 1306524848

KATHERINE MASAKO GEE (OD) is a healthcare provider. based in Palo alto, California. specializing in OPTOMETRY. They hold the professional credentials OD. They hold a License No. 35536 (CA). The NPI Number for KATHERINE MASAKO GEE (OD) is 1306524848

Main info

Female
3 Years Of Experience
Accepts Medicare Assignment
Name
KATHERINE MASAKO GEE (OD)
NPI
1306524848
Phone
(650) 493-5000
Address
3801 MIRANDA AVE
Enumeration Date
6 July 2023
Last Update Date
6 July 2023

Doctor Profile

Medical School Name
UNIVERSITY OF CALIFORNIA - SCHOOL OF OPTOMETRY
Secondary Phone
4159233007
Graduation Year
2023 (3 years ago)
PAC ID
3072047489
Group Practice PAC ID
5890761936
Professional Enrollment ID
I20241107002569
Address ID
CA941152375SA2100XSTXX307
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience28
Completeness75
Years active:2State licenses:1Digital endpointsOther names

3,909 OPTOMETRY in CA

Provider Addresses for KATHERINE MASAKO GEE (OD)

  • 3801 MIRANDA AVE

    PALO ALTO, CA 943041207

    Phone: (650) 493-5000

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 3 Open Payments records for all available years, with a total value of $78.

Total Amount is formed as General ($78) + Research ($0) + Ownership ($0) = $78.

Last reported payment date: 2024-12-19 • Largest payer in this snapshot: ABBVIE INC. ($53).

Total Amount

$78

General + Research + Ownership

Payments

3

Total payment records

General Amount

$78

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-19

Latest reported date

Top Companies

Largest payers in this snapshot

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: 2024-11-07

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
I20241107002569IOptometryCATBD

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 94304)

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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: 5890761936View full group profile
NameSpecialtyState
O P H T H A L M O L O G YCA
-CA
O P H T H A L M O L O G YMD
-CA
O P H T H A L M O L O G YCA
O P H T H A L M O L O G YCA
O P H T H A L M O L O G YOH
O P H T H A L M O L O G YCA
O P H T H A L M O L O G YCA
O P H T H A L M O L O G YCA

Reviews

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Frequently asked questions

Can I cross-check KATHERINE MASAKO GEE (OD) using NPI 1306524848?
NPI 1306524848 belongs to KATHERINE MASAKO GEE (OD); compare other details if you need extra assurance.
Would KATHERINE MASAKO GEE (OD) appear as active to a payer?
You can treat KATHERINE MASAKO GEE (OD) as active for directory purposes; confirm clinical privileges separately.
What kind of doctor is KATHERINE MASAKO GEE (OD)?
KATHERINE MASAKO GEE (OD) is associated with Optometrist in the directory — Clinical services aligned with this taxonomy classification.
What practice footprint exists for KATHERINE MASAKO GEE (OD)?
Travel planning: use Palo Alto, California as the reference point for KATHERINE MASAKO GEE (OD), then confirm.
What does 2 location(s) imply?
2 practice locations appear in the available data.

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