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Physician Assistant

Ramses F. Ayala, PA

Works at hospitals in Suffern, NY · West Haverstraw, NY · Nyack, NY · New York

Summary

Ramses F. Ayala, PA is a physician assistant at 111 E 210th St, Bronx, NY 10467. May accept Medicare assignment. In 2024, Ramses F. Ayala had 190 Original Medicare patients and 1,036 services. NPI 1588746721. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Ramses F. Ayala, 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 Ramses F. Ayala accept Medicare assignment?
Medicare's clinician data says Ramses F. Ayala may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does Ramses F. Ayala see?
In 2024, CMS data shows 190 Original Medicare patients and 1,036 services for Ramses F. Ayala. This counts Original Medicare only and measures volume, not quality.
What is Ramses F. Ayala's NPI number?
1588746721. 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 Ramses F. Ayala, 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 patients190
Services billed to Medicare1,036
Different services or procedures54
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. X-ray of knee, 3 views (73562)63 services
  2. Aspiration and/or injection of fluid from large joint (20610)51 services
  3. Injection, triamcinolone acetonide, not otherwise specified, 10 mg (J3301)49 services
  4. X-ray of shoulder, minimum of 2 views (73030)44 services
  5. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)34 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%
  • Arthritis75%
  • Diabetes31%
  • Ischemic heart disease29%
  • Osteoporosis28%

Hospitals where Ramses F. Ayala works

Medicare's Facility Affiliation Data lists Ramses F. Ayala 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.

  • Good Samaritan Hospital of SuffernSuffern, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330158
  • Helen Hayes HospitalWest Haverstraw, NY · Acute Care Hospital · Emergency services: not listed by Medicare · CCN 330405
  • Nyack HospitalNyack, NY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 330104

Practice locations

Addresses where Ramses F. Ayala is enrolled with Medicare (CMS data updated October 2, 2026).

  • 111 E 210th StBronx, NY 10467

Group practices

Medicare enrollment lists Ramses F. Ayala as a member of this group (CMS data updated October 2, 2026).

  • Montefiore Medical Center2,820 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, New York →

Other physician assistants in Bronx

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

All physician assistants in Bronx →

Other clinicians in Montefiore Medical Center

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

Clinician information

CredentialPA
Graduation year2005
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1588746721
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