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Hematology/Oncology

Sridhar P. Reddy, MD

Works at hospitals in Brooklyn, NY · New York, NY · New York

Summary

Dr. Sridhar P. Reddy, MD is a hematologist-oncologist at 48 Route 25a, Smithtown, NY 11787. Phone: (631) 751-3000. Accepts Medicare assignment. In 2024, Sridhar P. Reddy had 245 Original Medicare patients and 34,476 services. NPI 1326365487. 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: Hematologist-oncologist (Medicare lists Hematology/Oncology)
  • Address: 48 Route 25a, Smithtown, NY 11787 · Directions
  • Phone: (631) 751‑3000
  • Medicare: Accepts Medicare assignment
  • Hospitals: Brooklyn Hospital Center - Downtown Campus, Mount Sinai Beth Israel
  • Group practice: North Shore Hematology Oncology Associates PC
  • Medical school: University Of Kansas School Of Med (kc/wich/sal) · graduated 2010 (16 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Sridhar P. Reddy, 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 Sridhar P. Reddy accept Medicare assignment?
Yes. Medicare's clinician data says Sridhar P. Reddy 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 Sridhar P. Reddy see?
In 2024, CMS data shows 245 Original Medicare patients and 34,476 services for Sridhar P. Reddy. This counts Original Medicare only and measures volume, not quality.
What is Sridhar P. Reddy's NPI number?
1326365487. 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 Sridhar P. Reddy, 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 patients245
Services billed to Medicare34,476
Different services or procedures115
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Flow cytometry technique for dna or cell analysis, each additional marker (88185)624 services
  2. Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (85025)410 services
  3. Insertion of needle into vein for collection of blood sample (36415)408 services
  4. Blood test, comprehensive group of blood chemicals (80053)268 services
  5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)199 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%
  • Diabetes52%
  • Arthritis46%
  • Chronic kidney disease42%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)36%

Hospitals where Sridhar P. Reddy works

Medicare's Facility Affiliation Data lists Sridhar P. Reddy 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.

Practice locations

Addresses where Sridhar P. Reddy is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Sridhar P. Reddy as a member of this group (CMS data updated October 2, 2026).

  • North Shore Hematology Oncology Associates PC479 clinicians in the group

Specialties

Find other Hematology/Oncology doctors in New York →

Other hematologist-oncologists in Smithtown

Clinicians with the same Medicare primary specialty in Smithtown, NY — not a recommendation.

All hematologist-oncologists in Smithtown →

Other clinicians in North Shore Hematology Oncology Associates PC

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

Clinician information

CredentialMD
Medical schoolUniversity Of Kansas School Of Med (kc/wich/sal)
Graduation year2010 (16 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1326365487
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