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- 3300 Renner Dr., Fortuna, CA 95540
About Stephen Viltrakis
Based in Fortuna, CA, Stephen L. Viltrakis, M D is listed in the NPI registry under diagnostic radiology. Stephen graduated from University of Wisconsin School of Medicine in 1990. Medicare claims data shows Stephen provided 923 services to 914 patients. The services billed most often include screening mammography, screening 3d breast mammography, and diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066). NPI 1992891295 identifies this record in the national registry.
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
- (707) 725-3361
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
3300 RENNER DR.
Fortuna, CA 95540
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
Breast Imaging
- Breast MRI
- Breast Ultrasound
- Mammogram
- Ultrasound-Guided Breast Biopsy
Abdominal imaging
- Abdominal X-Ray
Biopsies
- Image-Guided Needle Biopsy
- Thyroid Nodule Biopsy
Bone Density
- Bone Density Scan Referral
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
923 services · 914 patients · 15 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Screening mammography | Imaging | 77067 |
286 | As often as other peers in Diagnostic Radiology |
| Screening 3d breast mammography | Imaging | 77063 |
257 | As often as other peers in Diagnostic Radiology |
| X-ray of chest, 1 view | Imaging | 71045 |
60 | Less often than most peers in Diagnostic Radiology |
| Diagnostic mammography of both breasts | Imaging | 77066 |
59 | As often as other peers in Diagnostic Radiology |
| X-ray of chest, 2 views | Imaging | 71046 |
31 | Less often than most peers in Diagnostic Radiology |
| Limited ultrasound scan of 1 breast | Imaging | 76642 |
28 | Less often than most peers in Diagnostic Radiology |
| Diagnostic mammography of 1 breast | Imaging | 77065 |
23 | Less often than most peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
21 | Less often than most peers in Diagnostic Radiology |
| Ct scan head or brain without contrast | Imaging | 70450 |
19 | Less often than most peers in Diagnostic Radiology |
| Complete ultrasound scan behind abdominal cavity | Imaging | 76770 |
15 | 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 3
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.
Trained at University of Wisconsin School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1990 at University of Wisconsin 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 does Stephen L. Viltrakis specialize in?
Stephen L. Viltrakis is a radiologist in Fortuna, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
Where is Stephen L. Viltrakis located?
Stephen L. Viltrakis is listed at 3300 Renner Dr., Fortuna, CA 95540. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Stephen L. Viltrakis's phone number?
The number on file is (707) 725-3361. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Stephen L. Viltrakis?
Stephen L. Viltrakis's National Provider Identifier is 1992891295. 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 Stephen L. Viltrakis train?
Stephen L. Viltrakis attended University of Wisconsin School of Medicine, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Stephen L. Viltrakis have?
Stephen L. Viltrakis has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
What does Stephen L. Viltrakis do most often?
According to Medicare billing data, Stephen L. Viltrakis performs imaging including screening mammography and screening 3d breast mammography; provides treatments such as ultrasound of both sides of head and neck blood flow and ultrasound study of one 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 Stephen L. Viltrakis's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Stephen L. Viltrakis. If this is you, claiming it is free.
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