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Edit this profileAt a glance
- 505 Parnassus Ave # M-391, San Francisco, CA 94143
About Dr. Mongan
John T. Mongan, MD, PhD practices diagnostic radiology in San Francisco, CA. John is a 2008 graduate of University of California, San Diego School of Medicine. Medicare claims data shows John provided 4,325 services to 1,006 patients. The services billed most often include low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml, ct scan of abdomen and pelvis with contrast, and x-ray of abdomen, 1 view. The provider's National Provider Identifier (NPI) is 1396070199.
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
- (415) 476-8358
- Email not available
Practice Locations
505 PARNASSUS AVE # M-391
San Francisco, CA 94143
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
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
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
- Abdominal Ultrasound
- Carotid Ultrasound
- Leg Vein Ultrasound
- Pelvic ultrasound
- Scrotal Ultrasound
- Thyroid ultrasound
- Ultrasound
Urinary & kidney
Women's health
X-Ray
Procedures Most Often Billed to Medicare
4,325 services · 1,006 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Needle biopsy of kidney | Procedure | 50200 |
16 | As often as other peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
164 | More often than most peers in Diagnostic Radiology |
| X-ray of abdomen, 1 view | Imaging | 74018 |
112 | More often than most peers in Diagnostic Radiology |
| Limited ultrasound scan of abdomen | Imaging | 76705 |
96 | More often than most peers in Diagnostic Radiology |
| Complete ultrasound scan behind abdominal cavity | Imaging | 76770 |
63 | More often than most peers in Diagnostic Radiology |
| Ultrasound scan of transplanted kidney | Imaging | 76776 |
45 | More often than most peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis before and after contrast | Imaging | 74178 |
44 | As often as other peers in Diagnostic Radiology |
| Mri scan of abdomen before and after contrast | Imaging | 74183 |
38 | As often as other peers in Diagnostic Radiology |
| Ultrasound scan of head and neck soft tissue | Imaging | 76536 |
37 | As often as other peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis without contrast | Imaging | 74176 |
34 | 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.
Other radiologists in San Francisco 5
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of California, San Diego School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2008 at University of California, San Diego School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Needle biopsy of kidney 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Dr. Mongan's specialty?
Dr. Mongan is a radiologist in San Francisco, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
Where can I find Dr. Mongan?
Dr. Mongan is listed at 505 Parnassus Ave # M-391, San Francisco, CA 94143. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Mongan?
The number on file is (415) 476-8358. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Mongan?
Dr. Mongan's National Provider Identifier is 1396070199. 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
What is Dr. Mongan's medical education?
Dr. Mongan attended University of California, San Diego School of Medicine, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Mongan have?
Dr. Mongan has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Mongan known for?
According to Medicare billing data, Dr. Mongan performs procedures including needle biopsy of kidney; reads or performs imaging such as ct scan of abdomen and pelvis with contrast and x-ray of abdomen, 1 view; provides treatments such as ultrasound study of arm or leg veins with compression and maneuvers 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 Dr. Mongan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mongan. If this is you, claiming it is free.
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