Physician Profile
Charlton Byun, M.D. practices diagnostic radiology in Long Beach, CA. Charlton is a 2003 graduate of State University of New York at Buffalo School of Medicine. Medicare claims data shows Charlton provided 25,036 services to 1,264 patients. The services billed most often include injection, gadoterate meglumine, 0.1 ml, low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml, and injection, methylprednisolone acetate, 1 mg. The provider's National Provider Identifier (NPI) is 1225340961.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
4241 LONG BEACH BLVD RAD-IMAGE MEDICAL GROUP INC.
Long Beach, CA 90807
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.
Abdomen & Pelvis
Bone & Joint
Brain & Head
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
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
Urinary & kidney
Women's health
X-Ray
25,036 services · 1,264 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of substance into lower spine canal using imaging guidance | Procedure | 62323 |
38 | As often as other peers in Diagnostic Radiology |
| Injection of lower or sacral spine facet joint using imaging guidance, single level | Procedure | 64493 |
25 | As often as other peers in Diagnostic Radiology |
| X-ray of chest, 2 views | Imaging | 71046 |
102 | As often as other peers in Diagnostic Radiology |
| X-ray of knee, 3 views | Imaging | 73562 |
90 | More often than most peers in Diagnostic Radiology |
| X-ray of hip, 2-3 views | Imaging | 73502 |
86 | More often than most peers in Diagnostic Radiology |
| X-ray of lower and sacral spine, 2-3 views | Imaging | 72100 |
85 | More often than most peers in Diagnostic Radiology |
| Mri scan of lower spinal canal without contrast | Imaging | 72148 |
81 | As often as other peers in Diagnostic Radiology |
| X-ray of foot, minimum of 3 views | Imaging | 73630 |
71 | More often than most peers in Diagnostic Radiology |
| X-ray of knee, 4 or more views | Imaging | 73564 |
63 | As often as other peers in Diagnostic Radiology |
| Mri scan of brain before and after contrast | Imaging | 70553 |
61 | 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.
Charlton Byun is a radiologist in Long Beach, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
Charlton Byun is listed at 4241 Long Beach Blvd Rad-Image Medical Group Inc., Long Beach, CA 90807. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (562) 912-2507. Contact the office directly to confirm availability and scheduling.
NPI registry
Charlton Byun's National Provider Identifier is 1225340961. 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
Charlton Byun attended State University of New York at Buffalo School of Medicine, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
Charlton Byun has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Charlton Byun performs procedures including injection of substance into lower spine canal using imaging guidance and injection of lower or sacral spine facet joint using imaging guidance, single level; reads or performs imaging such as x-ray of chest, 2 views and x-ray of knee, 3 views. 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 Charlton Byun. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.