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Memorial Radiation Oncology Group

Group Practice·98 providers

650 COMMACK RD, Commack, NY 117255404

4 Locations
3 Specialties
17 Insurance Plans

Contact Memorial Radiation Oncology Group

(631) 623-4300Get Directions

650 COMMACK RD, Commack, NY 117255404

Providers

98

Locations

4

Specialties

3

Insurance Plans

17

About Memorial Radiation Oncology Group

Background and practice information

Memorial Radiation Oncology Group is a established group medical practice based in New York, NY, with 98 affiliated healthcare providers practicing across 4 locations.

The practice brings together providers across several specialties, including radiation oncology, nurse practitioner, and physician assistant. Its providers are in-network with 17 insurance plans, though coverage varies by individual provider and should be confirmed before scheduling.

Across its providers, the practice has a strong average Merit-based Incentive Payment System (MIPS) score of 93.7 out of 100, a quality measure published by the Centers for Medicare & Medicaid Services.

Practice Locations

4 locations

Memorial Radiation Oncology GroupPrimary

650 COMMACK RD, Commack, NY 117255404

(631) 623-4300

Insurance Networks

Accepted insurance plans and networks

Memorial Radiation Oncology Group accepts 69 plans from 9 insurers, including Cigna, Aetna, UnitedHealthcare.

Az Localflex Excl Ebh And Pathwell
Az Localflex Incl Ebh And Pathwell
Az Localflex Incl Ebh Excl Pathwell
Chc Of New York Njpcp
Healthpartners Qualified Network
Localplus
Localplus Exclude Ebh With Pathwell
Localplus Sar
Localplus With Ebh Plus Pathwell
Metro New York GppoPPO
Metro Ny Seamless Hmo NetworkHMO
Mvp Mohawk Valley Physicians
National OapOAP
National PpoPPO
National Ppo Sar 1PPO
National Ppo Sar IiPPO
Nj Oap Garden StateOAP
Oap Shared Admin RepricingOAP
Pathwell OapOAP
Pathwell PpoPPO
Priority Health Alliance

Source: CMS Transparency in Coverage filings (March 2026). Network participation may change — verify with the provider's office before scheduling.

Quality & Performance

93.7average MIPS quality score (out of 100) across 82 scored providers, per CMS data
Advance Care Plan99%★★★★
Documentation of Current Medications in the Medical Record97%★★★★
Oncology: Medical and Radiation - Plan of Care for Pain96%★★★★
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention86%★★★★
Preventive Care and Screening: Influenza Immunization59%★★★☆☆
Percentage of Patients Who Died from Cancer Admitted to Hospice for Less than 3 days (lower score better)8%

Specialties at Memorial Radiation Oncology Group

Provider specialties represented at this practice

Radiation Oncology70 providers
Nurse Practitioner20 providers
Physician Assistant8 providers

Healthcare Providers in Commack

25 providers practice here

IR

Iga Ramirez

Nurse Practitioner · Telehealth

Commack, NY

ES

Emily Schwertl, NP

Nurse Practitioner · Telehealth

Commack, NY

LS

Luz Sarmiento

Physician Assistant · Telehealth

Commack, NY

ZA

Zeinab Abou Yehia, MD

Radiation Oncology · Telehealth

Commack, NY

KA

Kaled Alektiar, MD

Radiation Oncology · Telehealth

Commack, NY

DB

David Billing, MD

Radiation Oncology · Telehealth

Commack, NY

GC

Gustav Cederquist, MD

Radiation Oncology · Telehealth

Commack, NY

TC

Tafadzwa Chaunzwa, MD

Radiation Oncology · Telehealth

Commack, NY

DH

Daniel Higginson, MD

Radiation Oncology · Telehealth

Commack, NY

CJ

Christopher Jackson, MD

Radiation Oncology · Telehealth

Commack, NY

CK

Connor Kinslow, MD

Radiation Oncology · Telehealth

Commack, NY

MK

Marisa Kollmeier, MD

Radiation Oncology · Telehealth

Commack, NY

NL

Nancy Lee, MD

Radiation Oncology · Telehealth

Commack, NY

JM

Jennifer Ma, MD

Radiation Oncology · Telehealth

Commack, NY

SM

Sean Mcbride, MD

Radiation Oncology · Telehealth

Commack, NY

MM

Matthew Mcmillan, MD

Radiation Oncology · Telehealth

Commack, NY

AM

Assaf Moore, MD

Radiation Oncology · Telehealth

Commack, NY

HN

Himanshu Nagar, MD

Radiation Oncology · Telehealth

Commack, NY

NR

Nadeem Riaz, MD

Radiation Oncology · Telehealth

Commack, NY

AR

Andreas Rimner

Radiation Oncology · Telehealth

Commack, NY

DR

Diana Roth O'brien, MD

Radiation Oncology · Telehealth

Commack, NY

AS

Adam Schmitt, MD

Radiation Oncology · Telehealth

Commack, NY

AS

Achraf Shamseddine, MD

Radiation Oncology · Telehealth

Commack, NY

AW

Abraham Wu, MD

Radiation Oncology · Telehealth

Commack, NY

Frequently Asked Questions

Common questions about Memorial Radiation Oncology Group

How many providers are at Memorial Radiation Oncology Group?

Memorial Radiation Oncology Group has 98 affiliated healthcare providers across 4 locations. You can browse the full provider roster, with specialties and locations, on this page.

What specialties does Memorial Radiation Oncology Group offer?

The practice includes providers in radiation oncology, nurse practitioner, and physician assistant. Use the specialty filter on the provider list to find a specific type of provider.

What insurance does Memorial Radiation Oncology Group accept?

Providers at Memorial Radiation Oncology Group are collectively in-network with 17 insurance plans. Acceptance varies by individual provider, so confirm your specific plan with the office before your visit.

Does Memorial Radiation Oncology Group have a quality rating?

The practice's providers have an average MIPS quality score of 93.7 out of 100, based on Centers for Medicare & Medicaid Services data. MIPS measures performance across quality, cost, care coordination, and use of health technology.

Where is Memorial Radiation Oncology Group located?

Memorial Radiation Oncology Group's primary location is in New York, NY, with 3 additional locations listed on this page. See the contact section for the full address and phone number.

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