CHAU M T NGUYEN-THIO (MD) – Internal Medicine Physician, NPI 1225010135

CHAU M T NGUYEN-THIO (MD) is a healthcare provider. based in Riverside, California. specializing in Internal Medicine Physician. They hold the professional credentials MD. They hold a License No. G79548 (CA). The NPI Number for CHAU M T NGUYEN-THIO (MD) is 1225010135

Main info

Female
33 Years Of Experience
Accepts Medicare Assignment
Name
CHAU M T NGUYEN-THIO (MD)
NPI
1225010135
Phone
(951) 782-3612
Address
7117 Brockton Ave
Enumeration Date
16 November 2005
Last Update Date
25 February 2020

Doctor Profile

Medical School Name
UNIVERSITY OF NEBRASKA COLLEGE OF MEDICINE
Secondary Phone
9516836370
Graduation Year
1993 (33 years ago)
PAC ID
5597820191
Group Practice PAC ID
2961492327
Professional Enrollment ID
I20090216000116
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness75
Years active:20State licenses:1Digital endpointsOther names

Provider Addresses for CHAU M T NGUYEN-THIO (MD)

  • 7117 Brockton Ave

    Riverside, CA 925062615

    Phone: (951) 782-3612

    Fax: (951) 784-3269

    Type: Location

  • Limonite Avenue, Eastvale, Riverside County, California, 91752, United States

    EASTVALE, CA 928809630

    Phone: (951) 739-2717

    Type: Mailing

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: 2009-02-16

PECOS data refreshed: 2026-06-15

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
I20090216000116IInternal MedicineCATBD

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 92506)

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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: 2961492327View full group profile
NameSpecialtyState
Geriatric Medicine, Family PracticeCA
D E R M A T O L O G YCA
-CA
-CA
Internal MedicineCA
Dermatology, Micrographic Dermatologic Surgery (Mds)CA
Internal MedicineCA
Family PracticeCA
Family PracticeCA
Internal MedicineCA

Reviews

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Frequently asked questions

How do payers reference CHAU M T NGUYEN-THIO (MD)?
For CHAU M T NGUYEN-THIO (MD), use NPI 1225010135 as the unique 10-digit identifier.
Active or inactive — what applies to CHAU M T NGUYEN-THIO (MD)?
You should see CHAU M T NGUYEN-THIO (MD) as active in CMS-hosted NPPES data.
How would a patient describe CHAU M T NGUYEN-THIO (MD)'s focus?
For CHAU M T NGUYEN-THIO (MD), the primary taxonomy reads as Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
What locale is associated with CHAU M T NGUYEN-THIO (MD)?
Directory geography for CHAU M T NGUYEN-THIO (MD) centers on Riverside, California.
Can I trust this NPI listing for CHAU M T NGUYEN-THIO (MD)?
The listing is sourced from the national NPI registry. If something looks off, compare with NPPES and the clinic's website.

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