WILLIAM JOSEPH STEPHAN MD NPI 1851344931

NPI Information

  • NPI: 1851344931
  • Provider Name: WILLIAM JOSEPH STEPHAN, MD
  • Classification: Internal Medicine - 207RI0011X
  • Specialization: Interventional Cardiology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 801 S WASHINGTON ST FL 4
    NAPERVILLE, IL
    ZIP 60540
  • Phone: (630) 600-0700

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NPI Details

William Joseph Stephan, MD is an interventional cardiology internal medicine in Naperville, IL with 38 years of experience. The provider is an area of medicine within the subspecialty of cardiology, which uses specialized imaging and other diagnostic techniques to evaluate blood flow and pressure in the coronary arteries and chambers of the heart and uses technical procedures and medications to treat abnormalities that impair the function of the cardiovascular system. William Joseph Stephan, MD NPI is 1851344931. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: TUFTS UNIVERSITY SCHOOL OF MEDICINE
Graduation Year:1987

The provider's business location address is:

801 S WASHINGTON ST FL 4
NAPERVILLE, IL
ZIP 60540-430
Phone: (630) 600-0700
Fax: (630) 600-0701

The NPI 1851344931 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • Rubidium rb-82, diagnostic, per study dose, up to 60 millicuries (HCPCS:A9555)
  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician (HCPCS:93018)
  • Technetium tc-99m sestamibi, diagnostic, per study dose (HCPCS:A9500)
  • Nuclear medicine studies of blood flow in heart muscle at rest and with stress with concurrent ct scan (HCPCS:78431)
  • Nuclear medicine studies of heart muscle at rest and with stress and spect (HCPCS:78452)
  • Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician (HCPCS:93018)
  • Nuclear medicine studies of heart muscle at rest and with stress and spect (HCPCS:78452)
  • Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS:93000)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS:93306)
  • Follow-up hospital inpatient care per day, typically 25 minutes (HCPCS:99232)
  • Follow-up hospital inpatient care per day, typically 35 minutes (HCPCS:99233)
  • Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS:93306)
  • Injection, regadenoson, 0.1 mg (HCPCS:J2785)
  • New patient office or other outpatient visit, 45-59 minutes (HCPCS:99204)
  • Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes (HCPCS:99152)
  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Initial hospital inpatient care per day, typically 70 minutes (HCPCS:99223)
  • New patient office or other outpatient visit, 30-44 minutes (HCPCS:99203)
  • Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist (HCPCS:93458)
  • Replacement of aortic valve through the skin and femoral artery (HCPCS:33361)
  • New patient office or other outpatient visit, 45-59 minutes (HCPCS:99204)
  • Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician (HCPCS:93015)
  • Follow-up hospital inpatient care per day, typically 15 minutes (HCPCS:99231)
  • Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch (HCPCS:92928)
  • Electrocardiogram (ecg) up to 30 days continuous with transmission of patient triggered events with review and report by health care professional (HCPCS:93229)
  • Coronary angioplasty and stenting (HCPCS:NAN05)
  • Pacemaker insertion or repair (HCPCS:NAN10)
  • Leg revascularization (restoring blood flow) (HCPCS:NAN01)

The enumeration date for this NPI number is 5/18/2006 and was last updated on 7/14/2021.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1207RC0000XInternal MedicineCardiovascular Disease036.090607ILLINOISNo
2207RI0011XInternal MedicineInterventional Cardiology036.090607ILLINOISYes
3207RI0011XInternal MedicineInterventional Cardiology036090607ILLINOISNo

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 3/30/2025

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