Physician Profile
Charlyne Wu, M.D. is a healthcare provider in Mission Viejo, CA specializing in diagnostic radiology. Medicare claims data shows Charlyne provided 2,712 services to 2,690 patients. The services billed most often include screening mammography, screening 3d breast mammography, and screening mammography.
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.
26732 CROWN VALLEY PKWY SUITE 171
Mission Viejo, CA 92691
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
2,712 services · 2,690 patients · 19 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Screening mammography | Imaging | 77067 |
452 | More often than most peers in Diagnostic Radiology |
| Screening 3d breast mammography | Imaging | 77063 |
452 | More often than most peers in Diagnostic Radiology |
| Screening mammography | Imaging | 77067 |
393 | More often than most peers in Diagnostic Radiology |
| Screening 3d breast mammography | Imaging | 77063 |
393 | More often than most peers in Diagnostic Radiology |
| Complete ultrasound scan of 1 breast | Imaging | 76641 |
306 | More than most peers in Diagnostic Radiology |
| Diagnostic mammography of both breasts | Imaging | 77066 |
105 | More often than most peers in Diagnostic Radiology |
| Diagnostic mammography of 1 breast | Imaging | 77065 |
84 | More often than most peers in Diagnostic Radiology |
| Limited ultrasound scan of 1 breast | Imaging | 76642 |
49 | As often as other peers in Diagnostic Radiology |
| Diagnostic mammography of 1 breast | Imaging | 77065 |
42 | More often than most peers in Diagnostic Radiology |
| Diagnostic mammography of both breasts | Imaging | 77066 |
40 | 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.
Charlyne Wu is a radiologist in Mission Viejo, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
Charlyne Wu is listed at 26732 Crown Valley Pkwy Suite 171, Mission Viejo, CA 92691. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (949) 364-1400. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Charlyne Wu's National Provider Identifier is 1578739843. 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
Charlyne Wu attended Other, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
Charlyne Wu has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Charlyne Wu performs imaging including screening mammography and screening 3d breast mammography. 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 Charlyne Wu. 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.