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Dr. John E. Dudzinski II, D.O.

Cardiology (Cardiovascular Disease Physician)

  • Medicare participating

At a glance

Years since graduation
14
In the NPI registry since
2012
Medicare patients seen, 2024
1,108

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is

Education and training

  • 2012Medical school: Philadelphia College of Osteopathic Medicine
  • 2012Registered with an NPI (national billing number; not a license date)

Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Cardiovascular Disease Physician primary
    PA license OS018905
  • Internal Medicine Physician
    PA license 27438936

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Cardiology per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
1,108
Services billed
3,727
Patients’ average age
76
Most frequent Medicare services, 2023
ServiceTimesPatients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only871748
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report678369
Established patient office or other outpatient visit, 30-39 minutes526307
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes323120
Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes146142
New patient office or other outpatient visit, 45-59 minutes8282
Established patient office or other outpatient visit, 40-54 minutes7861
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes7772
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes6761
Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch6650

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Medicare prescriptions

Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.

Payments from drug and device companies

In 2025, 11 companies reported 56 payments worth $943 in total to this clinician.

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in Pennsylvania →

Other Cardiology clinicians in Lancaster

Sources

NPI registry (CMS NPPES, November 2026; record last updated August 26, 2026), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1386910933. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.