SAMANTHA CHAN – Physician Assistant, NPI 1801488762
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
5,091 PHYSICIAN ASSISTANT in MA
Provider Addresses for SAMANTHA CHAN
300 Mount Auburn St Ste 505
Cambridge, MA 021385665
Phone: (617) 738-8642
Type: Location
840 WINTER ST
BOSTON ORTHOPAEDICS AND SPINE
WALTHAM, MA 024511433
Phone:
Type: Mailing
840 WINTER STREET
BOSTON ORTHO AND SPINE
WALTHAM, MA 02451
Phone: (617) 738-8642
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 21 Open Payments records for all available years, with a total value of $1,858.
Total Amount is formed as General ($1,858) + Research ($0) + Ownership ($0) = $1,858.
Last reported payment date: 2024-11-20 • Largest payer in this snapshot: Orthofix Medical, Inc. ($331).
Total Amount
$1,858
General + Research + Ownership
Payments
21
Total payment records
General Amount
$1,858
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Orthofix Medical, Inc. | $331 |
| Bioventus LLC | $316 |
| EXACTECH, INC. | $314 |
| DePuy Synthes Sales Inc. | $207 |
| Stryker Corporation | $196 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2022-04-12
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20220412002793 | I | Physician Assistant | MA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| J3304 | Injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg | 896 | 14 | $0 |
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 712 | 88 | $0 |
| J0702 | Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | 194 | 60 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 168 | 121 | $0 |
| 20610 | Aspiration and/or injection of fluid from large joint | 162 | 104 | $0 |
Insurance plans in this area (ZIP 02138)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Orthopedic Surgery | MA | |
| Orthopedic Surgery | MA | |
| Orthopedic Surgery | MA | |
| Pain Management | MA | |
| Physician Assistant | MA | |
| Physician Assistant | MA | |
| Orthopedic Surgery | MA | |
| Physical Medicine And Rehabilitation, Orthopedic Surgery | MA | |
| Hand Surgery, Orthopedic Surgery | MA | |
| Physician Assistant | MA |
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