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Edit this profileAt a glance
- 101 East Valencia Mesa Drive, Fullerton, CA 92835
About Dr. Ngo
Hao Q. Ngo, MD is a healthcare provider in Fullerton, CA specializing in diagnostic radiology. Hao trained at University of Southern California Keck School of Medicine, graduating in 1999. Medicare claims data shows Hao provided 3,783 services to 3,140 patients. The services billed most often include x-ray of chest, 1 view, ct scan head or brain without contrast, and ct scan of abdomen and pelvis without contrast. This provider record is associated with NPI 1013090117.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (714) 992-3978
- Email not available
Practice Locations
101 EAST VALENCIA MESA DRIVE
Fullerton, CA 92835
Conditions Evaluated or Diagnosed
Within Diagnostic Radiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Abdomen & Pelvis
- Abdominal Pain
- Appendicitis
- Diverticulitis
- Enlarged prostate
- Gallstones
- Kidney stones
- Liver Lesions
- Ovarian cysts
Bone & Joint
- Ankle Sprain or Fracture
- Bone fractures
- Heel pain
- Hip osteoarthritis
- Osteoporosis
- Rotator cuff tear
- Torn meniscus
Brain & Head
- Brain aneurysm
- Brain tumor
- Concussion in Children
- Migraines
- Sinus infection
- Transient ischemic attack
Brain & nerves
Breast
Chest & Heart
General
Heart & blood vessels
Joint & bone
Liver & digestion
Lungs & breathing
Men's health
Neck & Thyroid
Nerve pain
Pelvic health
Spine
Spine & back
Vascular
Women's health
Procedures & services
Abdominal imaging
Biopsies
Bone Density
Breast Imaging
CT Scan
Digestive & liver
Fluoroscopy
General imaging
Heart & blood vessels
Joint & bone
MRI
Nuclear Medicine
Pelvic imaging
Screening & Prevention
Spine & back
Ultrasound
- Abdominal Ultrasound
- Carotid Ultrasound
- Leg Vein Ultrasound
- Pelvic ultrasound
- Scrotal Ultrasound
- Thyroid ultrasound
- Ultrasound
Urinary & kidney
Women's health
X-Ray
Procedures Most Often Billed to Medicare
3,783 services · 3,140 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 1 view | Imaging | 71045 |
1,538 | More than most peers in Diagnostic Radiology |
| Ct scan head or brain without contrast | Imaging | 70450 |
403 | More often than most peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis without contrast | Imaging | 74176 |
169 | More often than most peers in Diagnostic Radiology |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
166 | More than most peers in Diagnostic Radiology |
| X-ray of knee, 4 or more views | Imaging | 73564 |
147 | More than most peers in Diagnostic Radiology |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
131 | More than most peers in Diagnostic Radiology |
| X-ray of knee, 4 or more views | Imaging | 73564 |
130 | More than most peers in Diagnostic Radiology |
| X-ray of abdomen, 1 view | Imaging | 74018 |
95 | More often than most peers in Diagnostic Radiology |
| X-ray of wrist, minimum of 3 views | Imaging | 73110 |
91 | More than most peers in Diagnostic Radiology |
| Mri scan of brain without contrast | Imaging | 70551 |
81 | As often as other peers in Diagnostic Radiology |
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.
Other radiologists at this location 8
Same specialty, same street address — most likely the same department or group.
Also at this address 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other radiologists in Fullerton 3
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of Southern California Keck School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1999 at University of Southern California Keck School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of chest, 1 view 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Ngo?
Dr. Ngo is a radiologist in Fullerton, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
What is Dr. Ngo's address?
Dr. Ngo is listed at 101 East Valencia Mesa Drive, Fullerton, CA 92835. 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. Ngo?
The number on file is (714) 992-3978. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Ngo?
Dr. Ngo's National Provider Identifier is 1013090117. 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. Ngo train?
Dr. Ngo attended University of Southern California Keck School of Medicine, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Ngo have?
Dr. Ngo has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Ngo perform?
According to Medicare billing data, Dr. Ngo performs imaging including x-ray of chest, 1 view and ct scan head or brain without contrast. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Ngo's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ngo. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.