Are you Gregory A. Chinn, M.D./PH.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 513 Parnassus Ave # S436, San Francisco, CA 94143
About Dr. Chinn
The NPI registry lists Gregory A. Chinn, M.D./PH.D. as a student in an organized health care education program, in San Francisco, CA. Gregory graduated from University of California, San Francisco School of Medicine in 2013. According to Medicare claims data, the services billed most often include anesthesia for lens surgery. NPI 1649614595 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) 514-3781
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
513 PARNASSUS AVE # S436
San Francisco, CA 94143
Procedures Most Often Billed to Medicare
13 services · 13 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Anesthesia for lens surgery | Anaesthesia | 00142 |
13 | Less often than most peers in Student in training |
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 medical trainees at this location 8
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 medical trainees in San Francisco 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of California, San Francisco School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2013 at University of California, San Francisco School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Anesthesia for lens surgery 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Gregory A. Chinn?
Gregory A. Chinn is a medical trainee in San Francisco, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Student in an Organized Health Care Education Program”.
NPI registry
What is Gregory A. Chinn's address?
Gregory A. Chinn is listed at 513 Parnassus Ave # S436, 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 Gregory A. Chinn?
The number on file is (415) 514-3781. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Gregory A. Chinn?
Gregory A. Chinn's National Provider Identifier is 1649614595. 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 Gregory A. Chinn train?
Gregory A. Chinn attended University of California, San Francisco School of Medicine, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Gregory A. Chinn have?
Gregory A. Chinn has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
What procedures does Gregory A. Chinn perform?
According to Medicare billing data, Gregory A. Chinn provides treatments such as anesthesia for lens surgery. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Gregory A. Chinn's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Gregory A. Chinn. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.