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Radiation Oncology

Janna Z. Andrews, MD

Works at hospitals in Mount Kisco, NY · Sleepy Hollow, NY · New York

Summary

Dr. Janna Z. Andrews, MD is a radiation oncologist at 1111 Marcus Ave, New Hyde Park, NY 11042. Phone: (516) 562-2229. Accepts Medicare assignment. In 2024, Janna Z. Andrews had 219 Original Medicare patients and 1,977 services. NPI 1720007495. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Radiation oncologist (Medicare lists Radiation Oncology)
  • Address: 1111 Marcus Ave, New Hyde Park, NY 11042 · Directions (8 more locations)
  • Phone: (516) 562‑2229
  • Medicare: Accepts Medicare assignment
  • Hospitals: Northern Westchester Hospital, Phelps Hospital
  • Group practice: North Shore-Lij Medical PC
  • Medical school: Temple University School Of Medicine · graduated 2000 (26 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Janna Z. Andrews, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Janna Z. Andrews accept Medicare assignment?
Yes. Medicare's clinician data says Janna Z. Andrews accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Janna Z. Andrews see?
In 2024, CMS data shows 219 Original Medicare patients and 1,977 services for Janna Z. Andrews. This counts Original Medicare only and measures volume, not quality.
What is Janna Z. Andrews's NPI number?
1720007495. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Janna Z. Andrews, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients219
Services billed to Medicare1,977
Different services or procedures33
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy (G6002)378 services
  2. Ct guidance for insertion of radiation therapy fields (77014)302 services
  3. Calculation of radiation therapy dose (77300)218 services
  4. Radiation treatment management, 5 treatment sessions (77427)162 services
  5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)139 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)75%
  • Arthritis43%
  • Ischemic heart disease27%
  • Diabetes26%

Hospitals where Janna Z. Andrews works

Medicare's Facility Affiliation Data lists Janna Z. Andrews at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Northern Westchester HospitalMount Kisco, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330162
  • Phelps HospitalSleepy Hollow, NY · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 330261

Practice locations

Addresses where Janna Z. Andrews is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 9; the Medicare profile lists all.

Group practices

Medicare enrollment lists Janna Z. Andrews as a member of this group (CMS data updated October 2, 2026).

  • North Shore-Lij Medical PC6,440 clinicians in the group

Specialties

Find other Radiation Oncology doctors in New York →

Other radiation oncologists in New Hyde Park

Clinicians with the same Medicare primary specialty in New Hyde Park, NY — not a recommendation.

All radiation oncologists in New Hyde Park →

Other clinicians in North Shore-Lij Medical PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolTemple University School Of Medicine
Graduation year2000 (26 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1720007495
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians