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Cardiovascular Disease (Cardiology)

Stephen Woodworth, MD

Works at hospitals in Bridgeport, CT · Derby, CT · New Haven, CT · Connecticut

Summary

Dr. Stephen Woodworth, MD is a cardiologist at 130 Division St, Derby, CT 06418. Phone: (203) 789-3363. Accepts Medicare assignment. In 2024, Stephen Woodworth had 678 Original Medicare patients and 2,451 services. NPI 1043283302. 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: 130 Division St, Derby, CT 06418 · Directions (6 more locations)
  • Phone: (203) 789‑3363
  • Medicare: Accepts Medicare assignment
  • Hospitals: Bridgeport Hospital, Griffin Hospital, Yale-New Haven Hospital
  • Group practice: Northeast Medical Group Inc
  • Medical school: Geisel School Of Medicine At Dartmouth · graduated 1997 (29 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Stephen Woodworth, 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 Stephen Woodworth accept Medicare assignment?
Yes. Medicare's clinician data says Stephen Woodworth 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 Stephen Woodworth see?
In 2024, CMS data shows 678 Original Medicare patients and 2,451 services for Stephen Woodworth. This counts Original Medicare only and measures volume, not quality.
What is Stephen Woodworth's NPI number?
1043283302. 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 Stephen Woodworth, 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 patients678
Services billed to Medicare2,451
Different services or procedures32
Participating Medicare providerYes
Average age of these patients77

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)609 services
  2. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)531 services
  3. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)501 services
  4. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)330 services
  5. Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)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%
  • Arthritis50%
  • Heart failure39%
  • Ischemic heart disease38%
  • Anxiety37%

Hospitals where Stephen Woodworth works

Medicare's Facility Affiliation Data lists Stephen Woodworth 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.

  • Bridgeport HospitalBridgeport, CT · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 070010
  • Griffin HospitalDerby, CT · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 070031
  • Yale-New Haven HospitalNew Haven, CT · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 070022

Practice locations

Addresses where Stephen Woodworth is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.

Group practices

Medicare enrollment lists Stephen Woodworth as a member of this group (CMS data updated October 2, 2026).

  • Northeast Medical Group Inc1,360 clinicians in the group

Specialties

Find other Cardiovascular Disease (Cardiology) doctors in Connecticut →

Other cardiologists in Derby

Clinicians with the same Medicare primary specialty in Derby, CT — not a recommendation.

All cardiologists in Derby →

Other clinicians in Northeast Medical Group Inc

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

Clinician information

CredentialMD
Medical schoolGeisel School Of Medicine At Dartmouth
Graduation year1997 (29 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1043283302
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