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Edit this profileAt a glance
- 1200 B Gale Wilson Blvd, Fairfield, CA 94533
About Dr. Gonser
William N. Gonser, M.D. practices diagnostic radiology in Fairfield, CA. William is a 1988 graduate of Saint Louis University School of Medicine. Medicare claims data shows William provided 842 services to 774 patients. The services billed most often include x-ray of chest, 1 view, imaging guidance for procedure, 60 minutes or less, and ct scan head or brain without contrast. The provider's National Provider Identifier (NPI) is 1952348617.
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) 464-6510
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1200 B GALE WILSON BLVD
Fairfield, CA 94533
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
- Breast lump or mass
- Dense Breast Tissue
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
- Breast MRI
- Breast Ultrasound
- Mammogram
- Ultrasound-Guided Breast Biopsy
Abdominal imaging
- Abdominal X-Ray
Biopsies
- Image-Guided Needle Biopsy
- Thyroid Nodule Biopsy
Bone Density
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
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
Women's health
- Hysterosalpingogram consultation
X-Ray
- Chest X-Ray
- Emergency X-ray
- Spine X-Ray
Procedures Most Often Billed to Medicare
842 services · 774 patients · 22 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 1 view | Imaging | 71045 |
269 | As often as other peers in Diagnostic Radiology |
| Imaging guidance for procedure, 60 minutes or less | Imaging | 76000 |
66 | More often than most peers in Diagnostic Radiology |
| Ct scan head or brain without contrast | Imaging | 70450 |
65 | Less often than most peers in Diagnostic Radiology |
| X-ray of chest, 2 views | Imaging | 71046 |
47 | Less often than most peers in Diagnostic Radiology |
| X-ray of knee, 1-2 views | Imaging | 73560 |
43 | As often as other peers in Diagnostic Radiology |
| X-ray of pelvis, 1-2 views | Imaging | 72170 |
43 | As often as other peers in Diagnostic Radiology |
| Mri scan of brain without contrast | Imaging | 70551 |
34 | Less often than most peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
31 | Less often than most peers in Diagnostic Radiology |
| X-ray of abdomen, 1 view | Imaging | 74018 |
30 | Less often than most peers in Diagnostic Radiology |
| X-ray of hip, 2-3 views | Imaging | 73502 |
28 | 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.
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.
Other radiologists in Fairfield 5
Same specialty, same city.
Trained at Saint Louis University 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 1988 at Saint Louis University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of chest, 1 view 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does William N. Gonser specialize in?
William N. Gonser is a radiologist in Fairfield, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
Where is William N. Gonser located?
William N. Gonser is listed at 1200 B Gale Wilson Blvd, Fairfield, CA 94533. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is William N. Gonser's phone number?
The number on file is (707) 464-6510. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for William N. Gonser?
William N. Gonser's National Provider Identifier is 1952348617. 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 William N. Gonser train?
William N. Gonser attended Saint Louis University School of Medicine, graduating in 1988. This comes from the CMS National Downloadable File.
CMS public data
How much experience does William N. Gonser have?
William N. Gonser has 38 years experience. Calculated from a graduation year of 1988, reported in the CMS National Downloadable File.
CMS public data
What does William N. Gonser do most often?
According to Medicare billing data, William N. Gonser performs imaging including x-ray of chest, 1 view and imaging guidance for procedure, 60 minutes or less; provides treatments such as 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 William N. Gonser's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by William N. Gonser. If this is you, claiming it is free.
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