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Edit this profileAt a glance
- 2000 Mowry Ave, Fremont, CA 94538
About Justin Co
Listed in the NPI registry as a physician assistant, Justin Co practices in Fremont, CA. Medicare claims data shows Justin provided 1,282 services to 1,206 patients. The services billed most often include x-ray of knee, 3 views, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. NPI 1326778093 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
- (510) 818-7200
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
2000 MOWRY AVE
Fremont, CA 94538
Procedures Most Often Billed to Medicare
1,282 services · 1,206 patients · 17 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
47 | More often than most peers in Physician Assistant |
| Replacement of thigh bone and hip joint with prosthesis | Procedure | 27130 |
29 | More often than most peers in Physician Assistant |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
24 | Less often than most peers in Physician Assistant |
| X-ray of knee, 3 views | Imaging | 73562 |
299 | More than most peers in Physician Assistant |
| X-ray of hip, 1 view | Imaging | 73501 |
109 | More than most peers in Physician Assistant |
| X-ray for bone length assessment | Imaging | 77073 |
62 | More often than most peers in Physician Assistant |
| X-ray of knee, 1-2 views | Imaging | 73560 |
59 | More often than most peers in Physician Assistant |
| X-ray of knee, 4 or more views | Imaging | 73564 |
49 | As often as other peers in Physician Assistant |
| X-ray of hip, 2-3 views | Imaging | 73502 |
39 | More often than most peers in Physician Assistant |
| X-ray of both hips, 2 views | Imaging | 73521 |
27 | More often than most 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 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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 — 31 related providers in 4 groups
Other physician assistants in Fremont 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2023 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Replacement of knee joint, both sides of knee 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Justin Co specialize in?
Justin Co is a physician assistant in Fremont, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Justin Co located?
Justin Co is listed at 2000 Mowry Ave, Fremont, CA 94538. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Justin Co's phone number?
The number on file is (510) 818-7200. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Justin Co?
Justin Co's National Provider Identifier is 1326778093. 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 Justin Co train?
Justin Co attended Other, graduating in 2023. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Justin Co have?
Justin Co has 3 years experience. Calculated from a graduation year of 2023, reported in the CMS National Downloadable File.
CMS public data
What does Justin Co do most often?
According to Medicare billing data, Justin Co performs procedures including replacement of knee joint, both sides of knee, replacement of thigh bone and hip joint with prosthesis and aspiration and/or injection of fluid from large joint; reads or performs imaging such as x-ray of knee, 3 views and x-ray of hip, 1 view, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Justin Co's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Justin Co. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.