MATTHEW J DEROSBY (PA-C) – Medical Physician Assistant, NPI 1942266150
Medical Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,167 PHYSICIAN ASSISTANT in ME
Provider Addresses for MATTHEW J DEROSBY (PA-C)
543 Broadway
Bangor, ME 044013337
Phone: (207) 922-1300
Type: Location
43 WHITING HILL RD STE 300
BREWER, ME 044121006
Phone: (207) 989-0550
Fax: (207) 989-0551
Type: Mailing
234, State Street, Brewer, Penobscot County, Maine, 04412, United States
BREWER, ME 044121519
Phone: (207) 989-0550
Fax: (207) 989-0551
Type: Location
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: 2009-01-13
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 |
|---|---|---|---|---|
| I20090113000731 | I | Physician Assistant | ME | 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 |
|---|---|---|---|---|
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 70 | 70 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 52 | 52 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 48 | 46 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 30 | 30 | $0 |
| 81003 | Automated urinalysis test | 26 | 25 | $0 |
Insurance plans in this area (ZIP 04401)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | ME | |
| Physician Assistant | NH | |
| Physician Assistant | NH | |
| Physician Assistant | NH | |
| Nurse Practitioner | NH | |
| Physician Assistant | MA | |
| Emergency Medicine | CA | |
| Physician Assistant | MA | |
| Physician Assistant | MA | |
| Physician Assistant | MA |
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