Provider Profile
Samantha Chan
Unclaimed ProfileAbout Samantha Chan
Listed in the NPI registry as a physician assistant, Samantha Chan practices in Waltham, MA. According to Medicare claims data, Samantha cared for 571 Medicare patients across 3,250 services. The services billed most often include injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg, injection, triamcinolone acetonide, not otherwise specified, 10 mg, and injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg.
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
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (617) 738-8642
- Email not available
Practice Locations
840 WINTER STREET BOSTON ORTHO AND SPINE
Waltham, MA 02451
300 Mount Auburn St Ste 505
Cambridge, MA 02138
Procedures Most Often Billed to Medicare
3,250 services · 571 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
145 | More often than most peers in Physician Assistant |
| Aspiration and/or injection of fluid large joint using ultrasound guidance | Procedure | 20611 |
28 | As often as other peers in Physician Assistant |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
20 | |
| X-ray of knee, 3 views | Imaging | 73562 |
16 | |
| Injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg | Drug given | J3304 |
1,920 | More often than most peers in Physician Assistant |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
592 | More often than most peers in Physician Assistant |
| Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | Drug given | J0702 |
246 | More often than most peers in Physician Assistant |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
101 | More than most peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
84 | As often as other peers in Physician Assistant |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
74 | 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 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
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 — 29 related providers in 4 groups
Other physician assistants in Waltham 5
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 Aspiration and/or injection of fluid from large joint 8
Providers in MA who bill this service to Medicare most often.
Common questions
What is Samantha Chan's specialty?
Samantha Chan is a physician assistant in Waltham, MA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Samantha Chan?
Samantha Chan is listed at 840 Winter Street Boston Ortho and Spine, Waltham, MA 02451. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Samantha Chan?
The number on file is (617) 738-8642. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Samantha Chan's NPI number?
Samantha Chan's National Provider Identifier is 1801488762. 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 Samantha Chan's education?
Samantha Chan attended Other, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
How long has Samantha Chan been practicing?
Samantha Chan has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
What is Samantha Chan known for?
According to Medicare billing data, Samantha Chan performs procedures including aspiration and/or injection of fluid from large joint and aspiration and/or injection of fluid large joint using ultrasound guidance; reads or performs imaging such as x-ray of shoulder, minimum of 2 views and x-ray of knee, 3 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Samantha Chan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Samantha Chan. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.