CASEY M O'BRIEN (PA-C) – Physician Assistant, NPI 1073133484
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
13,243 PHYSICIAN ASSISTANT in NY
Provider Addresses for CASEY M O'BRIEN (PA-C)
426 INDUSTRIAL AVE STE 130
WILLISTON, VT 054954449
Phone: (802) 878-1175
Fax: (802) 652-5355
Type: Mailing
206 CORNELIA ST
PLATTSBURGH, NY 129012878
Phone: (518) 561-5516
Type: Mailing
360 HUNTINGTON AVE
BOSTON, MA 021155005
Phone: (802) 598-1605
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2024-07-08
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 |
|---|---|---|---|---|
| I20240708000606 | I | Physician Assistant | VT | 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 |
|---|---|---|---|---|
| 20610 | Aspiration and/or injection of fluid from large joint | 226 | 94 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 145 | 114 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 39 | 34 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 27 | 27 | $0 |
| 99221 | Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 16 | 16 | $0 |
Insurance plans in this area (ZIP 05495)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | VT | |
| Nurse Practitioner | VT | |
| Family Practice, Sports Medicine | VT | |
| Family Practice | VT | |
| Family Practice | VT | |
| - | VT | |
| Family Practice | VT | |
| Physician Assistant | VT | |
| - | VT | |
| Physician Assistant | VT |
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