DR. ANDREW B STEFANIWSKY M.D. NPI 1811061807

NPI Information

  • NPI: 1811061807
  • Provider Name: DR. ANDREW B STEFANIWSKY, M.D.
  • Classification: Internal Medicine - 207RG0100X
  • Specialization: Gastroenterology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 745 NORTHFIELD AVE
    WEST ORANGE, NJ
    ZIP 07052
  • Phone: (973) 325-0061

Map and Directions

Get Directions

NPI Details

DR. Andrew B Stefaniwsky, M.D. is a gastroenterology internal medicine in West Orange, NJ with 49 years of experience. The provider is an internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs. DR. Andrew B Stefaniwsky, M.D. NPI is 1811061807. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: RUTGERS R W JOHNSON MEDICAL SCHOOL (CAM/NEW BRUNS/PISC)
Graduation Year:1977

The provider's business location address is:

745 NORTHFIELD AVE
WEST ORANGE, NJ
ZIP 07052-144
Phone: (973) 325-0061
Fax: (973) 325-0219

The NPI 1811061807 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.

  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS:G0439)
  • 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)
  • Follow-up hospital inpatient care per day, typically 15 minutes (HCPCS:99231)
  • New patient office or other outpatient visit, 45-59 minutes (HCPCS:99204)
  • Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS:43239)
  • Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS:45385)
  • Influenza vaccine split virus, preservative free (HCPCS:90662)
  • Administration of influenza virus vaccine (HCPCS:G0008)
  • Initial hospital inpatient care per day, typically 50 minutes (HCPCS:99222)
  • Follow-up hospital inpatient care per day, typically 25 minutes (HCPCS:99232)
  • Diagnostic exam of large bowel using a flexible endoscope (HCPCS:45378)
  • Colorectal cancer screening; colonoscopy on individual at high risk (HCPCS:G0105)
  • Biopsy of large bowel using a flexible endoscope (HCPCS:45380)
  • Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk (HCPCS:G0121)
  • Colonoscopy (HCPCS:NAN13)
  • Upper gastrointestinal (GI) endoscopy for acid reflux (HCPCS:NAN12)

The enumeration date for this NPI number is 11/20/2006 and was last updated on 8/5/2010.

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
1207RG0100XInternal MedicineGastroenterologyMA035013NEW JERSEYYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
1C59559MEDICARE UPINNEW JERSEY
2124767CD2MEDICARE PINNEW JERSEY

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: 11/21/2025

NPI Synchronization or Removal

All materials and services on this site are provided on an "as is" and "as available" basis without warranty of any kind. The NPI record is maintained by the National Plan & Provider Enumeration System (NPPES) and anyone may request this information and other NPPES health care provider data from HHS under The Freedom of Information Act (FOIA), Title 5 of the United States Code, section 552. To update the NPI records please contact the NPPES.