What is Michael Bui's NPI number?

Michael Bui's National Provider Identifier (NPI) is 1306423405, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Michael Bui's specialty?

Michael Bui is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).

Where is Michael Bui located?

Michael Bui's practice location on file with NPPES is 4445 Magnolia Ave, Riverside, CA 92501-4135.

What is Michael Bui's phone number?

The practice phone number listed in the NPPES registry for Michael Bui is (949) 903-6802.

Is Michael Bui's NPI active?

Yes — Michael Bui's NPI (1306423405) is active in the NPPES registry as of the last update on 2026-06-02.

IndividualActive

Michael Bui, MD

NPI 1306423405 · Diagnostic Radiology Physician · Riverside, CA

Michael Bui, MD is a Diagnostic Radiology Physician provider in Riverside, CA (NPI 1306423405).

Provider details

NPI number: 1306423405
Entity type: Individual
Primary specialty: Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: A206754 (CA)

Specialties & taxonomies

Diagnostic Radiology PhysicianPrimary2085R0202XLicense A206754 (CA)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(72/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
5 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
8 documented practice locations

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

4445 Magnolia Ave

Riverside, CA 92501-4135

Phone: (949) 903-6802

Street-level locationGet directions

More CA providers

Mailing address

File 57326

Los Angeles, CA 90074-0001

Additional practice locations (7)

1415 Ross Ave
El Centro, CA 92243-4306
Phone: (800) 926-8273
Fax: (888) 539-8781
9300 Campus Point Dr
La Jolla, CA 92037-1300
Phone: (800) 926-8273
Fax: (888) 539-8781
9400 Campus Point Dr
La Jolla, CA 92093-1350
Phone: (800) 926-8273
Fax: (888) 539-8781
200 W Arbor Dr
San Diego, CA 92103-9000
Phone: (800) 926-8273
Fax: (888) 539-8781
4250 1st Ave
San Diego, CA 92103-2026
Phone: (800) 926-8273
Fax: (888) 539-8781
6655 Alvarado Rd
San Diego, CA 92120-5208
Phone: (800) 926-8273
Fax: (888) 539-8781
330 Lewis St
San Diego, CA 92103-2108
Phone: (800) 926-8273
Fax: (888) 539-8781

Enumerated: 2021-03-25
Last updated: 2026-06-02
Certified: 2026-06-02

Frequently asked questions

What is Michael Bui's NPI number?: Michael Bui's National Provider Identifier (NPI) is 1306423405, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Michael Bui's specialty?: Michael Bui is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
Where is Michael Bui located?: Michael Bui's practice location on file with NPPES is 4445 Magnolia Ave, Riverside, CA 92501-4135.
What is Michael Bui's phone number?: The practice phone number listed in the NPPES registry for Michael Bui is (949) 903-6802.
Is Michael Bui's NPI active?: Yes — Michael Bui's NPI (1306423405) is active in the NPPES registry as of the last update on 2026-06-02.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.