BRIANNA WILLIAMS MD
NPI 1548729643
Surgery in Riverside, CA

Q: What is Brianna Williams's NPI number?

The NPI number for Brianna Williams is 1548729643. It was assigned to this individual provider in the NPPES registry on March 18, 2019.

Q: What is Brianna Williams's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Q: When was this NPI record last updated?

The NPPES record for Brianna Williams was last updated on March 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since March 18, 2019PECOS Enrolled

4244 RIVERWALK PKWY STE 290, RIVERSIDE, CA 92505(951) 520-9392 Get Directions Write a Review

NPPES record last updated: March 4, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 4, 2026, Mar 18, 2019 (2 updates tracked since 2019).

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About Brianna Williams Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

BRIANNA WILLIAMS MD (NPI 1548729643) is an individual surgery provider in Riverside, California, licensed in California (A179971) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS and is a graduate of Un Of California, Irvine, College Of Medicine (2019).

NPPES Registry Identity

NPI1548729643

Entity TypeIndividualFemale

Primary Taxonomy208600000X

Provider Legal NameBRIANNA WILLIAMSCredential: MD

Location Address4244 RIVERWALK PKWY STE 290Riverside, CA 92505-3373

Mailing Address4244 Riverwalk Pkwy Ste 290Riverside, CA 92505-3373 · (951) 520-9392

Phone(951) 520-9392

Sole ProprietorNo

Medical School CMSUn Of California, Irvine, College Of MedicineGraduated 2019

Enumeration DateMarch 18, 2019

Last NPPES UpdateMarch 4, 20262 updates tracked since enumeration

NPPES CertifiedMarch 4, 2026

✔ NPI 1548729643 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208600000X

License✔ Licensed in CA · A179971

Definition

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

4244 RIVERWALK PKWY STE 290, Riverside, CA 92505

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Brianna Williams Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1759863731

PECOS Enrollment IDI20260307000346

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92505 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$91.88 typical visit price

range $59.60 – $179.42

Typical copayment $22.97 (range $14.90 – $44.85)

Most-billed visit code 99203

Established Patient

$74.08 typical visit price

range $19.37 – $146.42

Typical copayment $18.52 (range $4.84 – $36.60)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

THUY XUAN HUA PA-C

Physician Assistant

4244 RIVERWALK PKWY STE 290
RIVERSIDE, CA 92505

Riverside County (951) 520-9392

MARIAN FAM MD

Family Medicine

4244 RIVERWALK PKWY STE 290
RIVERSIDE, CA 92505

Riverside County (951) 520-9392

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Brianna Williams's NPI number?

The NPI number for Brianna Williams is 1548729643. It was assigned to this individual provider in the NPPES registry on March 18, 2019.

Where is Brianna Williams located?

Brianna Williams practices at 4244 Riverwalk Pkwy Ste 290, Riverside, CA 92505. The listed phone number is (951) 520-9392.

What is Brianna Williams's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Brianna Williams enrolled in Medicare?

Yes. Brianna Williams is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Brianna Williams was last updated on March 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.