Are you Leonard T. Ong, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileWhere to find Leonard T. Ong, M.D.
- Santa Monica location main office
2428 Santa Monica Blvd, Santa Monica, CA 90404 - Duarte location
1500 Duarte Rd, Duarte, CA 91010 - Downers Grove location
3815 Highland Ave, Downers Grove, IL 60515 - Rocky Mount location
2460 Curtis Ellis Dr, Rocky Mount, NC 27804 - San Diego location
200 W Arbor Dr, San Diego, CA 92103
About Dr. Ong
Leonard T. Ong, M.D. is a healthcare provider in Santa Monica, CA specializing in diagnostic radiology. Leonard is also listed as specializing in radiology. Medicare claims data shows Leonard provided 2,437 services to 2,355 patients. The services billed most often include nuclear medicine study from skull base to mid-thigh with ct scan, x-ray of chest, 1 view, and ct scan head or brain without contrast. This provider record is associated with NPI 1376854281.
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
- (310) 315-1000
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
2428 SANTA MONICA BLVD
Santa Monica, CA 90404
1500 Duarte Rd
Duarte, CA 91010
3815 Highland Ave
Downers Grove, IL 60515
2460 Curtis Ellis Dr
Rocky Mount, NC 27804
200 W Arbor Dr
San Diego, CA 92103
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
Breast Imaging
Abdominal imaging
Biopsies
Bone Density
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
2,437 services · 2,355 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Nuclear medicine study from skull base to mid-thigh with ct scan | Imaging | 78815 |
474 | More than most peers in Diagnostic Radiology |
| X-ray of chest, 1 view | Imaging | 71045 |
313 | As often as other peers in Diagnostic Radiology |
| Ct scan head or brain without contrast | Imaging | 70450 |
311 | More often than most peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
207 | More often than most peers in Diagnostic Radiology |
| Ct scan of blood vessels of chest with contrast | Imaging | 71275 |
154 | More often than most peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis without contrast | Imaging | 74176 |
116 | More often than most peers in Diagnostic Radiology |
| Ct scan of chest without contrast | Imaging | 71250 |
87 | More often than most peers in Diagnostic Radiology |
| X-ray of chest, 2 views | Imaging | 71046 |
72 | As often as other peers in Diagnostic Radiology |
| X-ray of chest, 2 views | Imaging | 71046 |
71 | As often as other peers in Diagnostic Radiology |
| Ct scan of chest without contrast | Imaging | 71250 |
62 | More often than most 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.
Related specialists at this location 5
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 30 related providers in 4 groups
Other radiologists in Santa Monica 6
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2010 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Nuclear medicine study from skull base to mid-thigh with ct scan 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Leonard T. Ong's specialty?
Leonard T. Ong is a radiologist in Santa Monica, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
Where can I find Leonard T. Ong?
Leonard T. Ong is listed at 2428 Santa Monica Blvd, Santa Monica, CA 90404. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Leonard T. Ong?
The number on file is (310) 315-1000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Leonard T. Ong?
Leonard T. Ong's National Provider Identifier is 1376854281. 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 Leonard T. Ong's education?
Leonard T. Ong attended Other, graduating in 2010. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Leonard T. Ong have?
Leonard T. Ong has 16 years experience. Calculated from a graduation year of 2010, reported in the CMS National Downloadable File.
CMS public data
What is Leonard T. Ong known for?
According to Medicare billing data, Leonard T. Ong performs imaging including nuclear medicine study from skull base to mid-thigh with ct scan and x-ray of chest, 1 view; provides treatments such as ultrasound study of one arm or leg veins with compression and maneuvers and ultrasound study of arm or leg veins with compression and maneuvers. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Leonard T. Ong's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Leonard T. Ong. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.