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Edit this profileAt a glance
- 2340 Clay St, 4Th Floor, San Francisco, CA 94115
About Dr. Hassoun
Assad Hassoun, M.D. is a healthcare provider in San Francisco, CA specializing in transplant surgery. Medicare claims data shows Assad provided 344 services to 125 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, critical care, first 30-74 minutes, and initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes. This provider record is associated with NPI 1982625349.
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) 600-1010
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
2340 CLAY ST 4TH FLOOR
San Francisco, CA 94115
Procedures Most Often Billed to Medicare
344 services · 125 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
195 | More than most peers in Transplant Surgery |
| Critical care, first 30-74 minutes | Office visit | 99291 |
91 | Too few peers to compare |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
27 | More often than most peers in Transplant Surgery |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
16 | Less often than most peers in Transplant Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
15 | Less often than most peers in Transplant Surgery |
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 transplant surgeons at this location 2
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 transplant surgeons in San Francisco 5
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1986 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Assad Hassoun specialize in?
Assad Hassoun is a transplant surgeon in San Francisco, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Transplant Surgery”.
NPI registry
Where is Assad Hassoun located?
Assad Hassoun is listed at 2340 Clay St 4Th Floor, San Francisco, CA 94115. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Assad Hassoun's phone number?
The number on file is (415) 600-1010. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Assad Hassoun?
Assad Hassoun's National Provider Identifier is 1982625349. 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 Assad Hassoun train?
Assad Hassoun attended Other, graduating in 1986. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Assad Hassoun have?
Assad Hassoun has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.
CMS public data
What does Assad Hassoun do most often?
According to Medicare billing data, Assad Hassoun 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
Is Assad Hassoun's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Assad Hassoun. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.