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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

KATHARINE OFFER M.D.
NPI 1154611754
Pediatrics - Pediatric Hematology-Oncology in Hackensack, NJ

Active since April 15, 2011PECOS Enrolled
85.38/100
CMS Quality Rating
30 PROSPECT AVE, HACKENSACK, NJ 07601(551) 996-5437 Get Directions Write a Review

NPPES record last updated: September 8, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Katharine Offer M.d. NPPES

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

KATHARINE OFFER M.D. (NPI 1154611754) is an individual pediatric hematology-oncology provider in Hackensack, New Jersey, licensed in New Jersey (25MA10148500) and active in the NPI registry since April 2011. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1154611754
Entity TypeIndividualFemale
Primary Taxonomy2080P0207X
Provider Legal NameKATHARINE OFFERCredential: M.D.
Location Address30 PROSPECT AVEHackensack, NJ 07601-1915
Mailing Address615 Witthill RdRidgewood, NJ 07450-5303 · (401) 662-0904
Phone(551) 996-5437
Sole ProprietorNo
Enumeration DateApril 15, 2011
Last NPPES UpdateSeptember 8, 2026
NPPES CertifiedSeptember 8, 2026
✔ NPI 1154611754 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric Hematology-OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0207X
License✔ Licensed in NJ · 25MA10148500
Definition
A pediatrician trained in the combination of pediatrics, hematology and oncology to recognize and manage pediatric blood disorders and cancerous diseases.
30 PROSPECT AVE, Hackensack, NJ 07601
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Katharine Offer M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignments

2

Medicare enrollment records show Katharine Offer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Hackensack Meridian Health Medical Group - Complex Care PC
38 mi
Internal Medicine
331 NEWMAN SPRINGS RD STE 220
Red Bank, NJ 07701
  • Reassigned Medicare billing, New Jersey enrollment
  • 306 clinicians in this Medicare group
NPI 1154379626 (732) 807-0800
Hackensack Meridian Health Medical Group - Specialty Care PC
38 mi
Surgical Critical Care
331 NEWMAN SPRINGS RD STE 220
Red Bank, NJ 07701
  • Reassigned Medicare billing, New Jersey enrollment
  • 2,844 clinicians in this Medicare group
NPI 1215989249 (732) 807-0800

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

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

85.38/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality76.5
Promoting Interoperability100
Improvement Activities40
Cost60.9

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.

DR. JESUS RAFAEL ALVAREZ-PEREZ M.D.
Obstetrics & Gynecology (Maternal & Fetal Medicine)
30 PROSPECT AVE
HACKENSACK, NJ 07601
Bergen County (551) 996-2453
JENNIFER NORTHRIDGE M.D.
Pediatrics (Adolescent Medicine)
30 PROSPECT AVE
HACKENSACK, NJ 07601
Bergen County (551) 996-2237
ANALYSA GALLEGOS MD
Emergency Medicine
30 PROSPECT AVE
HACKENSACK, NJ 07601
Bergen County (551) 996-2331
DR. PAARTH RAJ D.O.
Emergency Medicine
30 PROSPECT AVE
HACKENSACK, NJ 07601
Bergen County (201) 996-2000
MRS. LAUREN ANNE CARUCCI NP-C
Nurse Practitioner (Adult Health)
30 PROSPECT AVE
HACKENSACK, NJ 07601
Bergen County (551) 996-2000
MS. SOMDATTA GUPTA
Anesthesiology
30 PROSPECT AVE
HACKENSACK, NJ 07601
Bergen County (973) 216-7796
ALEXANDER SHERMAN DO
Anesthesiology
30 PROSPECT AVE
HACKENSACK, NJ 07601
Bergen County (818) 635-2802
DR. TYLER MICHAEL CHAFITZ MD, MBA
Anesthesiology
30 PROSPECT AVE
HACKENSACK, NJ 07601
Bergen County (551) 996-2000

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 Katharine Offer's NPI number?

The NPI number for Katharine Offer is 1154611754. It was assigned to this individual provider in the NPPES registry on April 15, 2011.

Where is Katharine Offer located?

Katharine Offer practices at 30 Prospect Ave, Hackensack, NJ 07601. The listed phone number is (551) 996-5437.

What is Katharine Offer's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.

Is Katharine Offer enrolled in Medicare?

Yes. Katharine Offer is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Katharine Offer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katharine Offer reassigns Medicare benefits to 2 organizations: Hackensack Meridian Health Medical Group - Complex Care PC (Red Bank, NJ) and Hackensack Meridian Health Medical Group - Specialty Care PC (Red Bank, NJ). Each 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 Katharine Offer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Katharine Offer was last updated on September 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 42 days 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.