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GREGORY G EWING PA
NPI 1821278433
Physician Assistant in Somerville, NJ

Active since November 12, 2007PECOS EnrolledAccepts Medicare Assignment
110 REHILL AVE, SOMERVILLE, NJ 08876(908) 685-2200(732) 923-2272 Get Directions Write a Review

NPPES record last updated: June 28, 2024. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jun 28, 2024, Sep 26, 2018 (2 updates tracked since 2018).

About Gregory G Ewing Pa NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GREGORY G EWING PA (NPI 1821278433) is an individual physician assistant in Somerville, New Jersey, licensed in New Jersey (25MP00029600) and active in the NPI registry since November 2007. He is enrolled in Medicare PECOS, is affiliated with Robert Wood Johnson University Hospital - Somerset, and is a graduate of Other (1997).

NPPES Registry Identity

NPI1821278433
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameGREGORY G EWINGCredential: PA
Location Address110 REHILL AVESomerville, NJ 08876-2519
Mailing Address379 Campus Dr, Fl 4 CredentialingSomerset, NJ 08873-1161 · (732) 937-8939 · Fax (732) 418-8372
Phone(908) 685-2200
Fax(732) 923-2272
Sole ProprietorNo
Medical School CMSOtherGraduated 1997
Enumeration DateNovember 12, 2007
Last NPPES UpdateJune 28, 20242 updates tracked since enumeration
NPPES CertifiedJune 28, 2024
✔ NPI 1821278433 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in NJ · 25MP00029600
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
110 REHILL AVE, Somerville, NJ 08876
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Other Identifiers 1

Other527111NJ · Medicare Railroad

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Gregory G Ewing Pa is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6709969009
PECOS Enrollment IDI20080211000061, I20230907002040
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
16 services16 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Robert Wood Johnson University Hospital - Somerset

Acute Care Hospitals · Somerville, NJ
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310048
Location110 Rehill AveSomerville, NJ 08876 · Somerset County
Emergency services Birthing friendly

Evangelical Community Hospital

Acute Care Hospitals · Lewisburg, PA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390013
LocationOne Hospital DriveLewisburg, PA 17837 · Union County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 08876 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$98.09 typical visit price
range $63.84 – $190.92
Typical copayment $24.52 (range $15.96 – $47.73)
Most-billed visit code 99203
Established Patient
$79.09 typical visit price
range $20.97 – $155.92
Typical copayment $19.77 (range $5.24 – $38.98)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ROBERT WOOD JOHNSON UNIVERSITY HOSPITAL INC
General Acute Care Hospital
110 REHILL AVE
SOMERVILLE, NJ 08876
Somerset County (732) 937-8537
JILLIAN NICOLE BOOSE PA-C
Physician Assistant
110 REHILL AVE
SOMERVILLE, NJ 08876
Somerset County (908) 685-2200
LETICIA ANTUNES
Physical Therapist
110 REHILL AVE
SOMERVILLE, NJ 08876
Somerset County (908) 685-2200
OSAMA ZIDAT MD
Student in an Organized Health Care Education/Training Program
110 REHILL AVE
SOMERVILLE, NJ 08876
Somerset County (908) 685-2200
LAUREN SCROCCA
Peer Specialist
110 REHILL AVE
SOMERVILLE, NJ 08876
Somerset County (908) 685-2200
JASON ISENHOUR
Peer Specialist
110 REHILL AVE
SOMERVILLE, NJ 08876
Somerset County (908) 685-2200
DAVID OH MD
Emergency Medicine
110 REHILL AVE, SOMERSET MEDICAL CENTER
SOMERVILLE, NJ 08876
Somerset County (908) 685-2833
RONALD WALTON
Peer Specialist
110 REHILL AVE
SOMERVILLE, NJ 08876
Somerset County (908) 685-2200

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gregory Ewing's NPI number?

The NPI number for Gregory Ewing is 1821278433. It was assigned to this individual provider in the NPPES registry on November 12, 2007.

Where is Gregory Ewing located?

Gregory Ewing practices at 110 Rehill Ave, Somerville, NJ 08876. The listed phone number is (908) 685-2200.

What is Gregory Ewing's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Gregory Ewing enrolled in Medicare?

Yes. Gregory Ewing is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Gregory Ewing affiliated with any hospitals?

According to CMS data, Gregory Ewing is affiliated with Robert Wood Johnson University Hospital - Somerset and Evangelical Community Hospital.

When was this NPI record last updated?

The NPPES record for Gregory Ewing was last updated on June 28, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.