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

Internal Medicine

Cynthia J. Baltazar, MD

Works at hospitals in Potsdam, NY · New York

Summary

Dr. Cynthia J. Baltazar, MD is an internal medicine doctor at 50 Leroy St, Potsdam, NY 13676. Phone: (315) 265-3300. Accepts Medicare assignment. In 2024, Cynthia J. Baltazar had 162 Original Medicare patients and 507 services. NPI 1790782548. 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: 50 Leroy St, Potsdam, NY 13676 · Directions
  • Phone: (315) 265‑3300
  • Medicare: Accepts Medicare assignment
  • Hospital: Canton-Potsdam Hospital
  • Group practice: Canton-Potsdam Hospital
  • Medical school: graduated 1978 (48 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Cynthia J. Baltazar, 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 Cynthia J. Baltazar accept Medicare assignment?
Yes. Medicare's clinician data says Cynthia J. Baltazar 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 Cynthia J. Baltazar see?
In 2024, CMS data shows 162 Original Medicare patients and 507 services for Cynthia J. Baltazar. This counts Original Medicare only and measures volume, not quality.
What is Cynthia J. Baltazar's NPI number?
1790782548. 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 Cynthia J. Baltazar, 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 patients162
Services billed to Medicare507
Different services or procedures7
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)222 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)162 services
  3. Hospital discharge day management, more than 30 minutes (99239)58 services
  4. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)31 services
  5. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)25 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%
  • COPD52%
  • Diabetes48%
  • Ischemic heart disease47%

Hospitals where Cynthia J. Baltazar works

Medicare's Facility Affiliation Data lists Cynthia J. Baltazar 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.

  • Canton-Potsdam HospitalPotsdam, NY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 330197

Practice locations

Addresses where Cynthia J. Baltazar is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Cynthia J. Baltazar as a member of this group (CMS data updated October 2, 2026).

  • Canton-Potsdam Hospital252 clinicians in the group

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in Potsdam

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

All internal medicine doctors in Potsdam →

Other clinicians in Canton-Potsdam Hospital

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

Clinician information

CredentialMD
Graduation year1978 (48 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1790782548
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