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- 3838 California St Rm 715, San Francisco, CA 94118
About Mackenzie Jassowski
Mackenzie Jassowski, PA-C is a physician assistant practicing in San Francisco, CA. According to Medicare claims data, Mackenzie cared for 784 Medicare patients across 1,060 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, injection, triamcinolone acetonide, not otherwise specified, 10 mg, and x-ray of wrist, minimum of 3 views. This provider record is associated with NPI 1689261620.
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) 592-2091
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
3838 CALIFORNIA ST RM 715
San Francisco, CA 94118
Procedures Most Often Billed to Medicare
1,060 services · 784 patients · 15 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection into tendon or ligament | Procedure | 20550 |
77 | More often than most peers in Physician Assistant |
| Aspiration and/or injection of fluid from small joint | Procedure | 20600 |
59 | More often than most peers in Physician Assistant |
| Application of elbow to finger cast | Procedure | 29075 |
25 | More often than most peers in Physician Assistant |
| Treatment of 3 or more broken lower forearm bone pieces on thumb side inside wrist joint with placement of stabilizing device | Procedure | 25609 |
21 | More than most peers in Physician Assistant |
| Transfer of tendon to back of hand | Procedure | 26480 |
12 | Less often than most peers in Physician Assistant |
| X-ray of wrist, minimum of 3 views | Imaging | 73110 |
151 | More than most peers in Physician Assistant |
| X-ray of hand, minimum of 3 views | Imaging | 73130 |
79 | More than most peers in Physician Assistant |
| X-ray of finger, minimum of 2 views | Imaging | 73140 |
23 | As often as other peers in Physician Assistant |
| Mri scan of arm joint without contrast | Imaging | 73221 |
12 | Less often than most peers in Physician Assistant |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
160 | As often as other peers in Physician Assistant |
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 physician assistants at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 32 related providers in 4 groups
Other physician assistants in San Francisco 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2021 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Injection into tendon or ligament 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Mackenzie Jassowski?
Mackenzie Jassowski is a physician assistant in San Francisco, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Mackenzie Jassowski's address?
Mackenzie Jassowski is listed at 3838 California St Rm 715, San Francisco, CA 94118. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Mackenzie Jassowski?
The number on file is (415) 592-2091. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Mackenzie Jassowski's NPI number?
Mackenzie Jassowski's National Provider Identifier is 1689261620. 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 Mackenzie Jassowski train?
Mackenzie Jassowski attended Other, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
How long has Mackenzie Jassowski been practicing?
Mackenzie Jassowski has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
What procedures does Mackenzie Jassowski perform?
According to Medicare billing data, Mackenzie Jassowski performs procedures including injection into tendon or ligament, aspiration and/or injection of fluid from small joint and application of elbow to finger cast; reads or performs imaging such as x-ray of wrist, minimum of 3 views and x-ray of hand, minimum of 3 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Mackenzie Jassowski confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Mackenzie Jassowski. If this is you, claiming it is free.
Guide.md
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