Physician Profile
Unclaimed ProfileAbout TAN
Ho Tsuan Tan, M.D. is a healthcare provider in San Francisco, CA specializing in family practice. Ho is also listed as specializing in family medicine — adult medicine. According to Medicare claims data, Ho cared for 428 Medicare patients across 622 services.
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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (415) 781-8881
- Email not available
Practice Locations
919 CLAY ST
San Francisco, CA 94108
Procedures Most Often Billed to Medicare
622 services · 428 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Injection of substance into lower spine canal using imaging guidance | Procedure | 62323 |
99 |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
58 |
| Injection of substance into middle or upper spine canal using imaging guidance | Procedure | 62321 |
17 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
27 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
229 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
74 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
37 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
33 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
17 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
16 |
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 3
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other family practices in San Francisco 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1963 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of substance into lower spine canal using imaging guidance 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Tan?
Dr. Tan is a family practice in San Francisco, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “FAMILY PRACTICE”.
NPI registry
What is Dr. Tan's address?
Dr. Tan is listed at 919 CLAY ST, San Francisco, CA 94108. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Tan?
The number on file is (415) 781-8881. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Tan's NPI number?
Dr. Tan's National Provider Identifier is 1285737692. 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 Dr. Tan train?
Dr. Tan attended Other, graduating in 1963. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Tan been practicing?
Dr. Tan has 63 years experience. Calculated from a graduation year of 1963, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Tan perform?
According to Medicare billing data, Dr. Tan performs procedures including injection of substance into lower spine canal using imaging guidance, aspiration and/or injection of fluid from large joint and injection of substance into middle or upper spine canal using imaging guidance; provides treatments such as injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Tan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Tan. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.