Physician Profile
Cynthia J. Sigler, M.D.
Unclaimed ProfileAbout Dr. Sigler
Cynthia J. Sigler, M.D. is a healthcare provider in San Jose, CA specializing in diagnostic radiology. Cynthia trained at University of Colorado School of Medicine, Denver, graduating in 1988. Medicare claims data shows Cynthia provided 2,848 services to 2,834 patients. The services billed most often include screening mammography, screening 3d breast mammography, and limited ultrasound scan of 1 breast. This provider record is associated with NPI 1427067917.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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.
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
- (408) 371-0728
- Email not available
Practice Locations
2410 SAMARITAN DR SUITE 102
San Jose, CA 95124
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
- Water On Baby's Brain
Breast
- Breast lump or mass
- Dense Breast Tissue
Chest & Heart
- Blood Clot in Lung
- Suspicious Lung Spot
General
- Swollen Lymph Nodes
Heart & blood vessels
- Aortic aneurysm
Joint & bone
- Hip labral tear
- Shoulder Labrum Tear
- Stress fracture
- Tennis elbow
- Torn Achilles tendon
- Torn ACL
Liver & digestion
- Acute pancreatitis
- Bowel obstruction
- Crohn's disease
- Fatty liver disease
Lungs & breathing
Men's health
- Varicocele
Neck & Thyroid
- Thyroid nodule
Nerve pain
Pelvic health
Spine
- Back pain
- Cervical radiculopathy
- Herniated disc
- Neck pain
- Sciatica
Spine & back
Vascular
- Carotid Artery Blockage
- Deep vein thrombosis
Women's health
- Endometriosis
- Pelvic Congestion Syndrome
Procedures & services
Abdominal imaging
- Abdominal X-Ray
Biopsies
- Image-Guided Needle Biopsy
- Thyroid Nodule Biopsy
Bone Density
Breast Imaging
- Breast MRI
- Breast Ultrasound
- Mammogram
- Ultrasound-Guided Breast Biopsy
CT Scan
- Abdominal CT Scan
- Chest CT Scan
- Emergency CT scan
- Head CT Scan
- Heart Calcium Scan
- Sinus CT Scan
Digestive & liver
- Liver elastography
- Virtual Colonoscopy
Fluoroscopy
- Barium Swallow
General imaging
- Fluoroscopy
- Soft tissue ultrasound
Heart & blood vessels
- Cardiac magnetic resonance imaging
- CT angiogram
- MR Angiogram
Joint & bone
- Hip X-Ray
- Joint injection with dye
- Knee X-Ray
- Wrist MRI
MRI
- Ankle MRI
- Back MRI
- Brain MRI
- Hip MRI
- Knee MRI
- MRI Scan
- Neck MRI
- Open MRI
- Prostate MRI
- Shoulder MRI
Nuclear Medicine
- PET Scan
Pelvic imaging
- Pelvic CT Scan
- Pelvic MRI
Screening & Prevention
- Full Body Scan
- Low-Dose Lung CT
Spine & back
- Spine CT Scan
Ultrasound
- Abdominal Ultrasound
- Carotid Ultrasound
- Leg Vein Ultrasound
- Pelvic ultrasound
- Scrotal Ultrasound
- Thyroid ultrasound
- Ultrasound
Urinary & kidney
- Kidney ultrasound
Women's health
- Hysterosalpingogram consultation
X-Ray
- Chest X-Ray
- Emergency X-ray
- Spine X-Ray
Procedures Most Often Billed to Medicare
2,848 services · 2,834 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Screening mammography | Imaging | 77067 |
1,121 | More often than most peers in Diagnostic Radiology |
| Screening 3d breast mammography | Imaging | 77063 |
1,106 | More often than most peers in Diagnostic Radiology |
| Limited ultrasound scan of 1 breast | Imaging | 76642 |
142 | More often than most peers in Diagnostic Radiology |
| Complete ultrasound scan of 1 breast | Imaging | 76641 |
127 | More often than most peers in Diagnostic Radiology |
| Diagnostic mammography of 1 breast | Imaging | 77065 |
100 | More often than most peers in Diagnostic Radiology |
| X-ray of chest, 1 view | Imaging | 71045 |
51 | Less often than most peers in Diagnostic Radiology |
| Diagnostic mammography of both breasts | Imaging | 77066 |
37 | Less often than most peers in Diagnostic Radiology |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
36 | Less often than most peers in Diagnostic Radiology |
| Mri scan of both breasts | Imaging | 77049 |
21 | As often as other peers in Diagnostic Radiology |
| Ct scan head or brain without contrast | Imaging | 70450 |
12 | Less 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 5
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
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 — 31 related providers in 4 groups
Other radiologists in San Jose 7
Same specialty, same city.
Trained at University of Colorado School of Medicine, Denver 8
Other providers in the same specialty who trained at the same institution.
Class of 1988 at University of Colorado School of Medicine, Denver 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 kind of doctor is Cynthia J. Sigler?
Cynthia J. Sigler is a radiologist in San Jose, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
What is Cynthia J. Sigler's address?
Cynthia J. Sigler is listed at 2410 Samaritan Dr Suite 102, San Jose, CA 95124. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Cynthia J. Sigler?
The number on file is (408) 371-0728. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Cynthia J. Sigler?
Cynthia J. Sigler's National Provider Identifier is 1427067917. 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 Cynthia J. Sigler train?
Cynthia J. Sigler attended University of Colorado School of Medicine, Denver, graduating in 1988. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Cynthia J. Sigler have?
Cynthia J. Sigler has 38 years experience. Calculated from a graduation year of 1988, reported in the CMS National Downloadable File.
CMS public data
What procedures does Cynthia J. Sigler perform?
According to Medicare billing data, Cynthia J. Sigler 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
Is Cynthia J. Sigler's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Cynthia J. Sigler. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.