GREGORY G EWING (PA) – Physician Assistant, NPI 1821278433
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,578 PHYSICIAN ASSISTANT in NJ
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Provider Addresses for GREGORY G EWING (PA)
695 US HIGHWAY 46
STE 400A
FAIRFIELD, NJ 070041568
Phone: (973) 826-8291
Fax: (888) 972-6480
Type: Mailing
Courtyard Drive, Hillsborough Township, Somerset County, New Jersey, 08558:08844, United States
BUILDING 600
HILLSBOROUGH, NJ 088444256
Phone: (908) 722-0030
Fax: (908) 722-0188
Type: Location
110 REHILL AVE
SOMERVILLE, NJ 088762519
Phone: (908) 685-2200
Fax: (732) 923-2272
Type: Location
379 CAMPUS DR
FL 4 CREDENTIALING
SOMERSET, NJ 088731161
Phone: (732) 937-8939
Fax: (732) 418-8372
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: 2023-09-07
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20080211000061 | I | Physician Assistant | NJ | TBD |
| I20230717000376 | I | Physician Assistant | DC | TBD |
| I20230907002040 | I | Physician Assistant | PA | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 07004)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | PA | |
| Orthopedic Surgery | PA | |
| Certified Registered Nurse Anesthetist (Crna) | PA | |
| N E U R O L O G Y | PA | |
| Qualified Audiologist | PA | |
| Certified Registered Nurse Anesthetist (Crna) | PA | |
| Cardiovascular Disease (Cardiology) | PA | |
| - | PA | |
| - | PA | |
| Physician Assistant | PA |
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