Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Ana M. Morales Mejia, MD

Works at hospitals in Plattsburgh, NY · New York

Summary

Dr. Ana M. Morales Mejia, MD is an internal medicine doctor at 75 Beekman St, Plattsburgh, NY 12901. Phone: (518) 561-2000. Accepts Medicare assignment. In 2024, Ana M. Morales Mejia had 219 Original Medicare patients and 942 services. NPI 1003421496. 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: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 75 Beekman St, Plattsburgh, NY 12901 · Directions
  • Phone: (518) 561‑2000
  • Medicare: Accepts Medicare assignment
  • Hospital: The University of Vermont Health Network - Champl
  • Group practice: Champlain Valley Physicians Hospital Medical Center
  • Medical school: graduated 2016 (10 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Ana M. Morales Mejia, 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 Ana M. Morales Mejia accept Medicare assignment?
Yes. Medicare's clinician data says Ana M. Morales Mejia 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 Ana M. Morales Mejia see?
In 2024, CMS data shows 219 Original Medicare patients and 942 services for Ana M. Morales Mejia. This counts Original Medicare only and measures volume, not quality.
What is Ana M. Morales Mejia's NPI number?
1003421496. 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 Ana M. Morales Mejia, 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 Medicare942
Different services or procedures10
Participating Medicare providerYes
Average age of these patients78

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)576 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)169 services
  3. Hospital discharge day management, more than 30 minutes (99239)93 services
  4. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)58 services
  5. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)36 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%
  • COPD49%
  • Heart failure49%
  • Diabetes47%
  • Ischemic heart disease47%

Hospitals where Ana M. Morales Mejia works

Medicare's Facility Affiliation Data lists Ana M. Morales Mejia 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 Ana M. Morales Mejia is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Ana M. Morales Mejia as a member of this group (CMS data updated October 2, 2026).

  • Champlain Valley Physicians Hospital Medical Center361 clinicians in the group

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in Plattsburgh

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

All internal medicine doctors in Plattsburgh →

Other clinicians in Champlain Valley Physicians Hospital Medical Center

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

Clinician information

CredentialMD
Graduation year2016 (10 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1003421496
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