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Cardiovascular Disease (Cardiology)

Athol W. Morgan, MD

Works at hospitals in Randallstown, MD · Baltimore, MD · Maryland

Summary

Dr. Athol W. Morgan, MD is a cardiologist at 2000 W Baltimore St, Baltimore, MD 21223. Phone: (410) 362-3000. May accept Medicare assignment. In 2024, Athol W. Morgan had 837 Original Medicare patients and 1,637 services. NPI 1366453615. 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: Cardiologist (Medicare lists Cardiovascular Disease (Cardiology))
  • Address: 2000 W Baltimore St, Baltimore, MD 21223 · Directions (7 more locations)
  • Phone: (410) 362‑3000
  • Medicare: May accept Medicare assignment
  • Hospitals: Northwest Hospital Center, Sinai Hospital of Baltimore
  • Group practice: Sinai Hospital of Baltimore, Inc (+1 more)
  • Medical school: Johns Hopkins University School Of Medicine · graduated 1986 (40 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Athol W. Morgan, 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 Athol W. Morgan accept Medicare assignment?
Medicare's clinician data says Athol W. Morgan may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does Athol W. Morgan see?
In 2024, CMS data shows 837 Original Medicare patients and 1,637 services for Athol W. Morgan. This counts Original Medicare only and measures volume, not quality.
What is Athol W. Morgan's NPI number?
1366453615. 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 Athol W. Morgan, 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 patients837
Services billed to Medicare1,637
Different services or procedures30
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)454 services
  2. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)367 services
  3. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)207 services
  4. Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)130 services
  5. Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more (99306)118 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%
  • Diabetes55%
  • Arthritis54%
  • Chronic kidney disease51%
  • Heart failure44%

Hospitals where Athol W. Morgan works

Medicare's Facility Affiliation Data lists Athol W. Morgan 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.

  • Northwest Hospital CenterRandallstown, MD · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 210040
  • Sinai Hospital of BaltimoreBaltimore, MD · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 210012

Practice locations

Addresses where Athol W. Morgan is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 8; the Medicare profile lists all.

Group practices

Medicare enrollment lists Athol W. Morgan as a member of these groups (CMS data updated October 2, 2026).

  • Sinai Hospital of Baltimore, Inc380 clinicians in the group
  • Grace Medical Center Inc10 clinicians in the group

Specialties

Find other Cardiovascular Disease (Cardiology) doctors in Maryland →

Other cardiologists in Baltimore

Clinicians with the same Medicare primary specialty in Baltimore, MD — not a recommendation.

All cardiologists in Baltimore →

Other clinicians in Sinai Hospital of Baltimore, Inc

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

Clinician information

CredentialMD
Medical schoolJohns Hopkins University School Of Medicine
Graduation year1986 (40 years since medical school)
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1366453615
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