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Infectious Disease

Malloy Nair, MD

Works at hospitals in Middletown, NY · Harris, NY · New York

Summary

Dr. Malloy Nair, MD is an infectious disease doctor at 300 Crystal Run Rd, Middletown, NY 10941. Phone: (845) 692-6999. Accepts Medicare assignment. In 2024, Malloy Nair had 482 Original Medicare patients and 2,958 services. NPI 1255509006. 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: Infectious disease doctor (Medicare lists Infectious Disease)
  • Address: 300 Crystal Run Rd, Middletown, NY 10941 · Directions
  • Phone: (845) 692‑6999
  • Medicare: Accepts Medicare assignment
  • Hospitals: Garnet Health Medical Center, Garnet Health Medical Center Catskills
  • Group practice: Crystal Run Healthcare Physicians LLP
  • Medical school: State University Of New York Downstate Medical Center · graduated 2004 (22 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 Malloy Nair, 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 Malloy Nair accept Medicare assignment?
Yes. Medicare's clinician data says Malloy Nair 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 Malloy Nair see?
In 2024, CMS data shows 482 Original Medicare patients and 2,958 services for Malloy Nair. This counts Original Medicare only and measures volume, not quality.
What is Malloy Nair's NPI number?
1255509006. 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 Malloy Nair, 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 patients482
Services billed to Medicare2,958
Different services or procedures45
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)899 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)212 services
  3. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)192 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)146 services
  5. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)103 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%
  • Arthritis62%
  • Ischemic heart disease57%
  • Diabetes47%
  • Chronic kidney disease47%

Hospitals where Malloy Nair works

Medicare's Facility Affiliation Data lists Malloy Nair 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 Malloy Nair is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Malloy Nair as a member of this group (CMS data updated October 2, 2026).

  • Crystal Run Healthcare Physicians LLP362 clinicians in the group

Specialties

Find other Infectious Disease doctors in New York →

Other infectious disease doctors in New York

Clinicians with the same Medicare primary specialty in New York — not a recommendation.

All infectious disease doctors in New York →

Other clinicians in Crystal Run Healthcare Physicians LLP

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

Clinician information

CredentialMD
Medical schoolState University Of New York Downstate Medical Center
Graduation year2004 (22 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1255509006
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