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Dr. William J. Nicholson, MD

Interventional Cardiology (Interventional Cardiology Physician)

  • Medicare participating

At a glance

Years since graduation
28
In the NPI registry since
2006
Medicare patients seen, 2024
158

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

  • 1998Medical school: Pennsylvania State University College of Medicine
  • 2006Registered 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
    GA license 51365 · PA license MD428324
  • Cardiovascular Disease Physician
    PA license MD428324

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
158
Services billed
455
Patients’ average age
74
Most frequent Medicare services, 2023
ServiceTimesPatients
Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes119103
Established patient office or other outpatient visit, 30-39 minutes7964
Ultrasound evaluation of heart blood vessel or graft with review by radiologist, initial vessel5954
Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist4645
Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch4335
Removal of plaque, insertion of stent and/or balloon dilation of single coronary artery, branch or bypass graft1919
Established patient office or other outpatient visit, 20-29 minutes1818
New patient office or other outpatient visit, 45-59 minutes1414
Insertion of tube in coronary artery for diagnosis with review by radiologist1414
Insertion of tube in left lower heart chamber, coronary artery and bypass graft for diagnosis with review by radiologist1312

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, 10 companies reported 96 payments worth $82,829 in total to this clinician.

By type
Compensation for services other than consulting (speaking, faculty)$45,850
Travel and Lodging$17,801
Consulting Fee$14,813
Food and Beverage$4,363
Education$1.85

What the payments were for

Largest payments other than meals
DateCompanyWhat it was forAmount
Oct 24, 2025Medtronic, Inc.
Oct 24, 2025
Consulting Fee
SYMPLICITY G3 · Renal Denervation System
$8,813
Feb 28, 2025Cordis US Corp.
Feb 28, 2025
Travel and Lodging
travel to Atlanta, GA
$8,800
Mar 18, 2025Asahi Intecc USA, Inc.
Mar 18, 2025
Consulting Fee
Asahi Peripheral Vascular Wires · Devices
$6,000
May 7, 2025Boston Scientific Corporation
May 7, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$5,000
May 7, 2025Boston Scientific Corporation
May 7, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$5,000
May 7, 2025Boston Scientific Corporation
May 7, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$5,000
May 15, 2025Boston Scientific Corporation
May 15, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$5,000
Jun 12, 2025Boston Scientific Corporation
Jun 12, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$5,000
Sep 10, 2025Boston Scientific Corporation
Sep 10, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$5,000
May 15, 2025Boston Scientific Corporation
May 15, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$3,750
All 42 payments other than meals, newest first
All payments other than meals
DateCompanyWhat it was forAmount
Dec 31, 2025Boston Scientific Corporation
Dec 31, 2025
Compensation for services other than consulting (speaking, faculty)
General - Balloon Catheters · General - Balloon Catheters_ICG
$1,250
Dec 9, 2025Boston Scientific Corporation
Dec 9, 2025
Travel and Lodging
General - Vascular Access · General - Vascular Access_IC · travel to St. Louis, MO · in-kind
$629
Dec 9, 2025Boston Scientific Corporation
Dec 9, 2025
Travel and Lodging
General - Vascular Access · General - Vascular Access_IC · travel to St. Louis, MO · in-kind
$350
Dec 9, 2025Boston Scientific Corporation
Dec 9, 2025
Travel and Lodging
General - Vascular Access · General - Vascular Access_IC · travel to St. Louis, MO · in-kind
$310
Nov 21, 2025Medtronic, Inc.
Nov 21, 2025
Compensation for services other than consulting (speaking, faculty)$2,100
Oct 24, 2025Medtronic, Inc.
Oct 24, 2025
Consulting Fee
SYMPLICITY G3 · Renal Denervation System
$8,813
Sep 19, 2025Medtronic, Inc.
Sep 19, 2025
Travel and Lodging
travel to Weehawken, NJ · in-kind
$583
Sep 11, 2025Medtronic, Inc.
Sep 11, 2025
Education
RESOLUTE ONYX · Stents · in-kind
$1.85
Sep 10, 2025Boston Scientific Corporation
Sep 10, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$5,000
Sep 10, 2025Boston Scientific Corporation
Sep 10, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$625
Sep 10, 2025Boston Scientific Corporation
Sep 10, 2025
Travel and Lodging
General - Vascular Access · General - Vascular Access_IC · travel to Asheville, NC
$283
Sep 9, 2025Medtronic, Inc.
Sep 9, 2025
Travel and Lodging
travel to Weehawken, NJ · in-kind
$349
Sep 9, 2025Medtronic, Inc.
Sep 9, 2025
Travel and Lodging
travel to Weehawken, NJ · in-kind
$51.04
Sep 8, 2025Medtronic, Inc.
Sep 8, 2025
Travel and Lodging
travel to Weehawken, NJ · in-kind
$349
Sep 8, 2025Medtronic, Inc.
Sep 8, 2025
Travel and Lodging
travel to Weehawken, NJ · in-kind
$51.04
Aug 28, 2025Boston Scientific Corporation
Aug 28, 2025
Travel and Lodging
General - Vascular Access · General - Vascular Access_IC · travel to Asheville, NC · in-kind
$331
Aug 28, 2025Boston Scientific Corporation
Aug 28, 2025
Travel and Lodging
General - Vascular Access · General - Vascular Access_IC · travel to Asheville, NC · in-kind
$232
Jul 31, 2025Medtronic, Inc.
Jul 31, 2025
Travel and Lodging
travel to Weehawken, NJ · in-kind
$349
Jul 31, 2025Medtronic, Inc.
Jul 31, 2025
Travel and Lodging
travel to Weehawken, NJ · in-kind
$35.07
Jul 11, 2025Medtronic, Inc.
Jul 11, 2025
Travel and Lodging
ONYX FRONTIER · Stents · travel to Atlanta, GA · in-kind
$34.35
Jul 11, 2025Medtronic, Inc.
Jul 11, 2025
Travel and Lodging
ONYX FRONTIER · Stents · travel to Atlanta, GA · in-kind
$28.05
Jul 10, 2025Boston Scientific Corporation
Jul 10, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$3,750
Jun 12, 2025Boston Scientific Corporation
Jun 12, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$5,000
Jun 12, 2025Boston Scientific Corporation
Jun 12, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$625
Jun 12, 2025Boston Scientific Corporation
Jun 12, 2025
Travel and Lodging
General - Vascular Access · General - Vascular Access_IC · travel to Philadelphia, PA
$245
Jun 12, 2025Boston Scientific Corporation
Jun 12, 2025
Travel and Lodging
General - Vascular Access · General - Vascular Access_IC · travel to Philadelphia, PA
$168
May 15, 2025Boston Scientific Corporation
May 15, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$5,000
May 15, 2025Boston Scientific Corporation
May 15, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$3,750
May 8, 2025Boston Scientific Corporation
May 8, 2025
Travel and Lodging
General - Vascular Access · General - Vascular Access_IC · travel to Philadelphia, PA · in-kind
$503
May 7, 2025Boston Scientific Corporation
May 7, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$5,000
May 7, 2025Boston Scientific Corporation
May 7, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$5,000
May 7, 2025Boston Scientific Corporation
May 7, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$5,000
Apr 22, 2025Boston Scientific Corporation
Apr 22, 2025
Travel and Lodging
General - Vascular Access · General - Vascular Access_IC · travel to Chattanooga, TN · in-kind
$972
Apr 15, 2025Boston Scientific Corporation
Apr 15, 2025
Travel and Lodging
General - Vascular Access · General - Vascular Access_IC · travel to Knoxville, TN · in-kind
$1,087
Apr 10, 2025Siemens Medical Solutions USA, Inc.
Apr 10, 2025
Travel and Lodging
Artis icono floor · AT - Fixed interventional x-ray/angiography fluoroscopy · travel to New Yok, NY · in-kind
$369
Mar 24, 2025Siemens Medical Solutions USA, Inc.
Mar 24, 2025
Travel and Lodging
Artis icono floor · AT - Fixed interventional x-ray/angiography fluoroscopy · travel to Atlanta, GA · in-kind
$533
Mar 24, 2025Siemens Medical Solutions USA, Inc.
Mar 24, 2025
Travel and Lodging
Artis icono floor · AT - Fixed interventional x-ray/angiography fluoroscopy · travel to Atlanta, GA · in-kind
$11.00
Mar 18, 2025Asahi Intecc USA, Inc.
Mar 18, 2025
Consulting Fee
Asahi Peripheral Vascular Wires · Devices
$6,000
Feb 28, 2025Cordis US Corp.
Feb 28, 2025
Travel and Lodging
travel to Atlanta, GA
$8,800
Feb 13, 2025Boston Scientific Corporation
Feb 13, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$2,813
Feb 13, 2025Boston Scientific Corporation
Feb 13, 2025
Compensation for services other than consulting (speaking, faculty)
General - Vascular Access · General - Vascular Access_IC
$938
Jan 7, 2025Boston Scientific Corporation
Jan 7, 2025
Travel and Lodging
General - Vascular Access · General - Vascular Access_IC · travel to Spartanburg, SC · in-kind
$1,148

Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.

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 Georgia →

Industry-funded research

Named as a principal investigator on 4 industry-funded studies in 2025, from 3 companies. The companies reported $177,306 in research payments for these studies, mostly to the institutions running them.

From CMS Open Payments research payments, where companies name up to five principal investigators per payment. Research payments usually go to hospitals, universities and research sites, not to the investigator personally. A payment is not evidence of wrongdoing.

Other Interventional Cardiology clinicians in Atlanta

Sources

NPI registry (CMS NPPES, November 2026; record last updated September 26, 2022), 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 1861435406. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.