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Dr. Anthony H. Doing, M.D.

Interventional Cardiology (Interventional Cardiology Physician)

  • Medicare participating

At a glance

Medical school
Medical College of Ohio (1995)
Years since graduation
31
In the NPI registry since
2005
Medicare patients seen, 2024
1,306

Licensed in Colorado since 2002, according to the Colorado Department of Regulatory Agencies. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.

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. NPIs were first issued in May 2005 and became required on claims in 2007–2008, so an early date usually means the clinician was already in practice before then. What an NPI is

Education and training

  • 1995Medical school: Medical College of Ohio
  • 2005Registered with an NPI (national billing number; not a license date) — NPIs began in 2005, so practice likely started earlier

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

  • Interventional Cardiology Physician primary
    CO license 40678 (first issued 2002; active)
  • Cardiovascular Disease Physician
    CO license 40678 (first issued 2002; active) · NE license 22250
  • Nuclear Cardiology Physician
    CO license 40678 (first issued 2002; active)

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

Map: Interventional 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
1,306
Services billed
2,615
Patients’ average age
77
Most frequent Medicare services, 2023
ServiceTimesPatients
Established patient office or other outpatient visit, 30-39 minutes996518
Anticoagulant management of patient taking warfarin230204
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function174172
Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes9587
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes7051
New patient office or other outpatient visit, 30-44 minutes4949
Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist4747
Established patient office or other outpatient visit, 40-54 minutes4540
Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch3425
Insertion of tube in coronary artery for diagnosis with review by radiologist2827

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, 3 companies reported 4 payments worth $346 in total to this clinician.

By type
Food and Beverage$346

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 Colorado →

Other Interventional Cardiology clinicians in Fort Collins

Sources

NPI registry (CMS NPPES, November 2026; record last updated June 11, 2014), 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 1235135708. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.