Physician Profile
Hung H. Nguyen, MD is a healthcare provider in Westminster, CA specializing in internal medicine. Medicare claims data shows Hung provided 5,781 services to 2,145 patients. The services billed most often include chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and administration of influenza virus vaccine.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
10362 BOLSA AVENUE
Westminster, CA 92683
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Most searched procedures
Preventive and evaluation
Screening and diagnostic testing
Bones & Joints
Brain and nerves
Cancer screening
Digestive
Exams & Consultations
Heart & Circulation
Heart health
Imaging referral
Immunizations
Lab tests
Lungs & Breathing
Metabolic & Weight
Minor procedures
Office procedures
Office Procedures
Pain management
Preventive & Routine Care
Screenings & Diagnostics
Sexual health
5,781 services · 2,145 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from small joint | Procedure | 20600 |
32 | More often than most peers in Internal Medicine |
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
30 | Less often than most peers in Internal Medicine |
| X-ray of chest, 1 view | Imaging | 71045 |
149 | More often than most peers in Internal Medicine |
| X-ray of paranasal sinus, 1-2 views | Imaging | 70210 |
100 | Too few peers to compare |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
81 | More often than most peers in Internal Medicine |
| Complete ultrasound scan of abdomen | Imaging | 76700 |
70 | More often than most peers in Internal Medicine |
| X-ray of lower and sacral spine, 2-3 views | Imaging | 72100 |
44 | More often than most peers in Internal Medicine |
| Screening mammography | Imaging | 77067 |
36 | As often as other peers in Internal Medicine |
| X-ray of knee, 1-2 views | Imaging | 73560 |
35 | More often than most peers in Internal Medicine |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
32 | As often as other peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Nguyen is an internist in Westminster, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Dr. Nguyen is listed at 10362 Bolsa Avenue, Westminster, CA 92683. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (714) 531-2091. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Nguyen's National Provider Identifier is 1619921095. 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
Dr. Nguyen attended Other, graduating in 1972. This comes from the CMS National Downloadable File.
CMS public data
Dr. Nguyen has 54 years experience. Calculated from a graduation year of 1972, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Nguyen performs procedures including aspiration and/or injection of fluid from small joint and insertion of needle into vein for collection of blood sample; reads or performs imaging such as x-ray of chest, 1 view and x-ray of paranasal sinus, 1-2 views; provides treatments such as influenza vaccine split virus, preservative free and routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Nguyen. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.