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Edit this profileAt a glance
- 505 Parnassus Ave, San Francisco, CA 94143
About Dr. Li
Based in San Francisco, CA, Yi Li, M.D. is listed in the NPI registry under diagnostic radiology. Yi graduated from Harvard Medical School in 2011. Yi is also listed as specializing in internal medicine and nuclear medicine. According to Medicare claims data, Yi cared for 776 Medicare patients across 791 services. The services billed most often include ct scan head or brain without contrast, mri scan of brain before and after contrast, and mri scan of brain before and after contrast. NPI 1790079176 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
- (415) 476-1000
- Email not available
Practice Locations
505 PARNASSUS AVE
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
791 services · 776 patients · 18 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ct scan head or brain without contrast | Imaging | 70450 |
161 | As often as other peers in Diagnostic Radiology |
| Mri scan of brain before and after contrast | Imaging | 70553 |
147 | More often than most peers in Diagnostic Radiology |
| Mri scan of brain before and after contrast | Imaging | 70553 |
76 | More often than most peers in Diagnostic Radiology |
| Ct scan of upper spine without contrast | Imaging | 72125 |
53 | As often as other peers in Diagnostic Radiology |
| Ct scan of blood vessels of head with contrast | Imaging | 70496 |
53 | As often as other peers in Diagnostic Radiology |
| Mri scan of brain without contrast | Imaging | 70551 |
52 | As often as other peers in Diagnostic Radiology |
| Ct scan of blood vessels of neck with contrast | Imaging | 70498 |
48 | As often as other peers in Diagnostic Radiology |
| Mri scan of middle spinal canal before and after contrast | Imaging | 72157 |
27 | More often than most peers in Diagnostic Radiology |
| Mri scan of upper spinal canal before and after contrast | Imaging | 72156 |
26 | More often than most peers in Diagnostic Radiology |
| Ct scan of lower spine without contrast | Imaging | 72131 |
21 | 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 Harvard Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 2011 at Harvard Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Ct scan head or brain without contrast 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Yi Li?
Yi Li 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
What is Yi Li's address?
Yi Li is listed at 505 Parnassus Ave, San Francisco, CA 94143. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Yi Li?
The number on file is (415) 476-1000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Yi Li's NPI number?
Yi Li's National Provider Identifier is 1790079176. 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 Yi Li train?
Yi Li attended Harvard Medical School, graduating in 2011. This comes from the CMS National Downloadable File.
CMS public data
How long has Yi Li been practicing?
Yi Li has 15 years experience. Calculated from a graduation year of 2011, reported in the CMS National Downloadable File.
CMS public data
What procedures does Yi Li perform?
According to Medicare billing data, Yi Li performs imaging including ct scan head or brain without contrast and mri scan of brain before and after contrast. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Yi Li confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Yi Li. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.