Physician Profile
Unclaimed ProfileAbout DOAN
John Doan, MD is a hospitalist based in San Francisco, CA. John is a 2021 graduate of Medical College of Wisconsin. John is also listed as specialising in internal medicine.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What is Dr. Doan's specialty?
Dr. Doan is a hospitalist in San Francisco, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “HOSPITALIST”.
NPI registry
Where can I find Dr. Doan?
Dr. Doan is listed at 521 PARNASSUS AVE, 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. Doan?
The number on file is (415) 476-1000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Doan's NPI number?
Dr. Doan's National Provider Identifier is 1124605902. 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. Doan's medical education?
Dr. Doan attended Medical College of Wisconsin, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Doan been practising?
Dr. Doan has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Doan known for?
According to Medicare billing data, Dr. Doan the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Doan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Doan. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (415) 476-1000
- Email not available
Practice Locations
521 PARNASSUS AVE
San Francisco, CA 94143
Procedures Most Often Billed to Medicare
94 services · 62 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
56 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
38 |
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 hospitalists at this location 5
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 hospitalists in San Francisco 6
Same specialty, same city.
More connections — 15 related providers in 2 groups
Trained at Medical College of Wisconsin 8
Other providers in the same specialty who trained at the same institution.
Class of 2021 at Medical College of Wisconsin 7
Providers who graduated from the same medical school in the same year.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.