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Edit this profileAt a glance
- 9961 Sierra Ave, Fontana, CA 92335
About Dr. Ni
Ching-Long C. Ni, MD is a healthcare provider in Fontana, CA specializing in radiology. Ching-Long trained at Stanford University School of Medicine, graduating in 1992. Medicare claims data shows Ching-Long provided 1,194 services to 1,080 patients. The services billed most often include screening mammography, x-ray of chest, 2 views, and x-ray of knee, 3 views. This provider record is associated with NPI 1518038595.
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
- (909) 427-3910
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
9961 SIERRA AVE
Fontana, CA 92335
Conditions Evaluated or Diagnosed
Within Radiology (Unspecified) 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
- Appendicitis
- Chronic pelvic pain
- Diverticulitis
- Enlarged prostate
- Fatty liver disease
- Gallstones
- Kidney stones
- Ovarian cysts
- Severe stomach pain
Bone Health
Brain & Spine
Breast
Cancer & Tumors
Chest & Lungs
Digestive
Foot & Ankle
General
Head & Brain
Head & Face
Injuries
Joint & Muscle
Joints & Orthopedics
- Avascular necrosis of the hip
- Baker's Cyst
- Rotator cuff tear
- Sacroiliac joint pain
- Stress fracture
- Tennis elbow
- Torn meniscus
Neck & Thyroid
Nerves & Neuropathy
Pelvic & Reproductive
Spine & Back
Vascular
- Aortic aneurysm
- Deep vein thrombosis
- Pelvic Congestion Syndrome
- Peripheral artery disease
- Varicose veins
Procedures & services
Biopsies
Biopsy
Bone Health
Breast Imaging
- Breast Ultrasound
- Mammogram
CT Scan
Diagnostic Scans
- Ankle MRI
- Bone Scan
- CT Scan With Contrast
- Hip MRI
- Kidney ultrasound
- Low-Dose Lung CT
- Neck CT Scan
- Open MRI
- Pelvic CT Scan
- Pelvic MRI
Interventional Radiology
- Lumbar puncture
- Uterine fibroid embolization
- Vein ablation
MRI
Nuclear Medicine
Pain Relief Procedures
Specialized Imaging
Ultrasound
- Abdominal Ultrasound
- Carotid Ultrasound
- Leg Vein Ultrasound
- Pelvic ultrasound
- Scrotal Ultrasound
- Soft tissue ultrasound
- Thyroid ultrasound
- Ultrasound
X-Ray
X-Rays
Procedures Most Often Billed to Medicare
1,194 services · 1,080 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Screening mammography | Imaging | 77067 |
173 | As often as other peers in Radiology |
| X-ray of chest, 2 views | Imaging | 71046 |
168 | More often than most peers in Radiology |
| X-ray of knee, 3 views | Imaging | 73562 |
126 | More often than most peers in Radiology |
| X-ray of foot, minimum of 3 views | Imaging | 73630 |
111 | More than most peers in Radiology |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
74 | More often than most peers in Radiology |
| X-ray of ankle, minimum of 3 views | Imaging | 73610 |
54 | More often than most peers in Radiology |
| X-ray of hand, minimum of 3 views | Imaging | 73130 |
52 | More often than most peers in Radiology |
| X-ray of lower and sacral spine, 2-3 views | Imaging | 72100 |
50 | More often than most peers in Radiology |
| X-ray of hip, 2-3 views | Imaging | 73502 |
42 | As often as other peers in Radiology |
| Limited ultrasound scan of abdomen | Imaging | 76705 |
30 | As often as other peers in 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 1
Same specialty, same street address — most likely the same department or group.
Also at this address 4
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 Fontana 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Stanford University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1992 at Stanford University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Screening mammography 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Dr. Ni's specialty?
Dr. Ni is a radiologist in Fontana, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Radiology”.
NPI registry
Where can I find Dr. Ni?
Dr. Ni is listed at 9961 Sierra Ave, Fontana, CA 92335. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Ni?
The number on file is (909) 427-3910. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Ni?
Dr. Ni's National Provider Identifier is 1518038595. 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
What is Dr. Ni's medical education?
Dr. Ni attended Stanford University School of Medicine, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Ni have?
Dr. Ni has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Ni known for?
According to Medicare billing data, Dr. Ni performs imaging including screening mammography and x-ray of chest, 2 views. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Ni's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ni. If this is you, claiming it is free.
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