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Cardiovascular Disease (Cardiology)

Joseph J. Franco, DO

Works at hospitals in Patchogue, NY · Stony Brook, NY · New York

Summary

Dr. Joseph J. Franco, DO is a cardiologist at 100 Nicolls Rd, Stony Brook, NY 11794. Phone: (631) 444-0580. Accepts Medicare assignment. In 2024, Joseph J. Franco had 829 Original Medicare patients and 3,964 services. NPI 1669637146. 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: 100 Nicolls Rd, Stony Brook, NY 11794 · Directions (3 more locations)
  • Phone: (631) 444‑0580
  • Medicare: Accepts Medicare assignment
  • Hospitals: Long Island Community Hospital, Suny/Stony Brook University Hospital
  • Group practice: Stony Brook Internists University Faculty Practice Corporation
  • Medical school: New York College Of Osteo Medicine Of New York Institute Of Technology · graduated 2006 (20 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Joseph J. Franco, 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 Joseph J. Franco accept Medicare assignment?
Yes. Medicare's clinician data says Joseph J. Franco 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 Joseph J. Franco see?
In 2024, CMS data shows 829 Original Medicare patients and 3,964 services for Joseph J. Franco. This counts Original Medicare only and measures volume, not quality.
What is Joseph J. Franco's NPI number?
1669637146. 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 Joseph J. Franco, 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 patients829
Services billed to Medicare3,964
Different services or procedures42
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)1,381 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)1,039 services
  3. Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)428 services
  4. Evaluation of cardiac rhythm monitor system, remote up to 30 days (93298)383 services
  5. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)168 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%
  • Arthritis49%
  • Ischemic heart disease44%
  • Diabetes37%
  • Anxiety23%

Hospitals where Joseph J. Franco works

Medicare's Facility Affiliation Data lists Joseph J. Franco 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 Joseph J. Franco is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • Stony Brook Internists University Faculty Practice Corporation428 clinicians in the group

Specialties

Find other Cardiovascular Disease (Cardiology) doctors in New York →

Other cardiologists in Stony Brook

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

All cardiologists in Stony Brook →

Other clinicians in Stony Brook Internists University Faculty Practice Corporation

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

Clinician information

CredentialDO
Medical schoolNew York College Of Osteo Medicine Of New York Institute Of Technology
Graduation year2006 (20 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1669637146
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