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Emergency Medicine

Andres S. Maldonado, MD

Works at hospitals in Sleepy Hollow, NY · New York

Summary

Dr. Andres S. Maldonado, MD is an emergency medicine doctor at 400 E Main St, Mount Kisco, NY 10549. Phone: (914) 666-1371. Accepts Medicare assignment. In 2024, Andres S. Maldonado had 688 Original Medicare patients and 788 services. NPI 1063943272. 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: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 400 E Main St, Mount Kisco, NY 10549 · Directions
  • Phone: (914) 666‑1371
  • Medicare: Accepts Medicare assignment
  • Hospital: Phelps Hospital
  • Group practice: North Shore-Lij Medical PC
  • Medical school: Northeastern Ohio University College Of Medicine · graduated 2017 (9 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Andres S. Maldonado, 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 Andres S. Maldonado accept Medicare assignment?
Yes. Medicare's clinician data says Andres S. Maldonado 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 Andres S. Maldonado see?
In 2024, CMS data shows 688 Original Medicare patients and 788 services for Andres S. Maldonado. This counts Original Medicare only and measures volume, not quality.
What is Andres S. Maldonado's NPI number?
1063943272. 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 Andres S. Maldonado, 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 patients688
Services billed to Medicare788
Different services or procedures26
Participating Medicare providerYes
Average age of these patients78

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)399 services
  2. Emergency department visit with moderate level of medical decision making (99284)182 services
  3. Critical care, first 30-74 minutes (99291)111 services
  4. Emergency department visit with low level of medical decision making (99283)47 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%
  • Arthritis52%
  • Anxiety44%
  • Ischemic heart disease39%
  • Depression39%

Hospitals where Andres S. Maldonado works

Medicare's Facility Affiliation Data lists Andres S. Maldonado 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.

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

Practice locations

Addresses where Andres S. Maldonado is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Andres S. Maldonado 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 Emergency Medicine doctors in New York →

Other emergency medicine doctors in Mount Kisco

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

All emergency medicine doctors in Mount Kisco →

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 schoolNortheastern Ohio University College Of Medicine
Graduation year2017 (9 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1063943272
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