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DR. GREGORY KENNETH ISON MD
NPI 1942887468
Pediatrics in Neptune, NJ

Active since March 29, 2021PECOS Enrolled
1945 ROUTE 33,, NEPTUNE, NJ 07753(732) 776-2342(732) 776-2344 Get Directions Write a Review

NPPES record last updated: August 4, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 4, 2026, Dec 19, 2025, Nov 6, 2025 and 1 more (4 updates tracked since 2021).

About Dr. Gregory Kenneth Ison Md NPPES

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

DR. GREGORY KENNETH ISON MD (NPI 1942887468) is an individual pediatrics provider in Neptune, New Jersey, licensed in New Jersey (25MA12173000) and active in the NPI registry since March 2021. He is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1942887468
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameDR. GREGORY KENNETH ISONCredential: MD
Location Address1945 ROUTE 33,Neptune, NJ 07753
Mailing Address331 Newman Springs Road, Bldg. 2, Suite 220Red Bank, NJ 07701 · (732) 807-0877 · Fax (201) 751-1680
Phone(732) 776-2342
Fax(732) 776-2344
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateMarch 29, 2021
Last NPPES UpdateAugust 4, 20264 updates tracked since enumeration
NPPES CertifiedAugust 4, 2026
✔ NPI 1942887468 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in NJ · 25MA12173000
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
1945 ROUTE 33,, Neptune, NJ 07753
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Gregory Kenneth Ison Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8921594425
PECOS Enrollment IDI20260105003056
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.

Medicare Billing Reassignment

Medicare enrollment records show Gregory Ison reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Hackensack Meridian Health Medical Group - Primary Care PC
9.1 mi
Family Medicine
331 NEWMAN SPRINGS RD STE 220
Red Bank, NJ 07701
  • Reassigned Medicare billing, New Jersey enrollment
  • 689 clinicians in this Medicare group
NPI 1336203538 (732) 807-0800

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07753 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
$94.90 typical visit price
range $61.59 – $185.05
Typical copayment $23.72 (range $15.39 – $46.26)
Most-billed visit code 99203
Established Patient
$107.94 typical visit price
range $20.08 – $150.98
Typical copayment $26.98 (range $5.02 – $37.74)
Most-billed visit code 99214
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

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

EVAN MICHAEL WILEY
Pediatrics
1945 ROUTE 33,
NEPTUNE, NJ 07753
Monmouth County (732) 776-2342

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 Ison's NPI number?

The NPI number for Gregory Ison is 1942887468. It was assigned to this individual provider in the NPPES registry on March 29, 2021.

Where is Gregory Ison located?

Gregory Ison practices at 1945 Route 33,, Neptune, NJ 07753. The listed phone number is (732) 776-2342.

What is Gregory Ison's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Gregory Ison enrolled in Medicare?

Yes. Gregory Ison is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Gregory Ison's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Ison reassigns Medicare benefits to Hackensack Meridian Health Medical Group - Primary Care PC (Red Bank, NJ). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Gregory Ison's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gregory Ison accept?

Health plans from Oscar Health list Gregory Ison as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Gregory Ison was last updated on August 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.