Physician Profile
Unclaimed ProfileAbout BUI
Phong Huy Bui, MD practices internal medicine in Fountain Valley, CA. Phong is a 2006 graduate of University of California, Irvine, California College of Medicine. Phong is also listed as specializing in endocrinology, diabetes & metabolism. According to Medicare claims data, Phong cared for 1,853 Medicare patients across 3,559 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (714) 839-2400
- Email not available
Practice Locations
16055 BROOKHURST ST SUITE #C
Fountain Valley, CA 92708
Procedures Most Often Billed to Medicare
3,559 services · 1,853 patients · 8 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | Treatment | 95251 |
418 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
27 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
1,370 |
| Blood glucose (sugar) test performed by hand-held instrument | Lab test | 82962 |
1,191 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
225 |
| Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99490 |
163 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
141 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
24 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other internal medicines in Fountain Valley 8
Same specialty, same city.
Trained at University of California, Irvine, California College of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2006 at University of California, Irvine, California College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Bui?
Dr. Bui is an internal medicine in Fountain Valley, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
What is Dr. Bui's address?
Dr. Bui is listed at 16055 BROOKHURST ST SUITE #C, Fountain Valley, CA 92708. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Bui?
The number on file is (714) 839-2400. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Bui's NPI number?
Dr. Bui's National Provider Identifier is 1316177462. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Bui train?
Dr. Bui attended University of California, Irvine, California College of Medicine, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Bui been practicing?
Dr. Bui has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Bui perform?
According to Medicare billing data, Dr. Bui provides treatments such as continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report and injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Bui confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Bui. If this is you, claiming it is free.
Guide.md
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.