Michael Bui, FNP
NPI 1740919398 · Family Nurse Practitioner · Laguna Hills, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Bui, FNP is a Family Nurse Practitioner provider in Laguna Hills, CA (NPI 1740919398).
Provider details
- NPI number
- 1740919398
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Male
- Sole proprietor
- No
- License
- 95019933 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
4 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 258 | 75 |
| Empagliflozinbrand: Jardiance | 256 | 76 |
| Pioglitazone Hcl | 222 | 80 |
| Metformin Hcl | 129 | 59 |
| Glimepiride | 108 | 39 |
| Empagliflozin/Metformin Hclbrand: Synjardy Xr | 87 | 25 |
| Levothyroxine Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,528 across 71 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-06-08
- Last updated
- 2025-10-15
- Certified
- 2025-10-15
Frequently asked questions
- What is Michael Bui's NPI number?
- Michael Bui's National Provider Identifier (NPI) is 1740919398, 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 Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michael Bui located?
- Michael Bui's practice location on file with NPPES is 23961 Calle De La Magdalena Ste 500, Laguna Hills, CA 92653-7622.
- What is Michael Bui's phone number?
- The practice phone number listed in the NPPES registry for Michael Bui is (949) 855-1101.
- Does Michael Bui accept Medicare?
- Michael Bui is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Bui's NPI active?
- Yes — Michael Bui's NPI (1740919398) is active in the NPPES registry as of the last update on 2025-10-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.