KAREN TSUI (RD) – Registered Dietitian, NPI 1174964498

KAREN TSUI (RD) is a healthcare provider. based in Fremont, California. specializing in Registered Dietitian. They hold the professional credentials RD. They hold a License No. 1041778 (CA). The NPI Number for KAREN TSUI (RD) is 1174964498

Main info

Female
18 Years Of Experience
Accepts Medicare Assignment
Name
KAREN TSUI (RD)
NPI
1174964498
Phone
Not provided
Address
1860 MOWRY AVE STE 402
Enumeration Date
15 July 2013
Last Update Date
15 July 2013

Doctor Profile

Medical School Name
OTHER
Secondary Phone
6507613500
Graduation Year
2008 (18 years ago)
PAC ID
0941556211
Group Practice PAC ID
9436042413
Professional Enrollment ID
I20180919000969
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience38
Completeness75
Years active:12State licenses:1Digital endpointsOther names

Provider Addresses for KAREN TSUI (RD)

  • 1860 MOWRY AVE STE 402

    FREMONT, CA 945381730

    Phone:

    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)

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.

No Medicare enrollment or revalidation data available for this provider in our database.

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 94538)

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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: 9436042413View full group profile
NameSpecialtyState
Internal Medicine, Medical OncologyCA
Family Practice, Geriatric MedicineCA
Nurse PractitionerCA
Nurse PractitionerCA
Registered Dietitian Or Nutrition ProfessionalCA
O T O L A R Y N G O L O G YCA
Family PracticeCA
-CA
Pulmonary Disease, Critical Care (Intensivists)CA
Internal Medicine, Cardiovascular Disease (Cardiology)CA

Reviews

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Frequently asked questions

How is KAREN TSUI (RD) identified in CMS data?
CMS-hosted NPPES data lists KAREN TSUI (RD) with NPI 1174964498.
Can I rely on KAREN TSUI (RD) being an active provider?
As of the registry snapshot, KAREN TSUI (RD) is marked active.
What is KAREN TSUI (RD)'s specialty?
The listing groups KAREN TSUI (RD) with Registered Dietitian. Clinical services aligned with this taxonomy classification.
What address line appears for KAREN TSUI (RD)?
KAREN TSUI (RD)'s geographic hint is Fremont, California in our summary view.
Why does KAREN TSUI (RD) have multiple addresses?
2 practice locations appear in the available data. Multiple addresses are common for hospital privileges, telehealth, or multi-site groups.

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