JOHN R GASSNER MD NPI 1588600696

NPI Information

  • NPI: 1588600696
  • Provider Name: JOHN R GASSNER, MD
  • Classification: Radiology - 2085R0202X
  • Specialization: Diagnostic Radiology
  • Entity Type: Individual
  • Address: 1789 SHAWANO AVE
    GREEN BAY, WI
    ZIP 54303
  • Phone: (920) 499-1428

Map and Directions

Get Directions

NPI Details

John R Gassner, MD is a diagnostic radiology radiology in Green Bay, WI. The provider is a radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease. John R Gassner, MD NPI is 1588600696. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

The provider's business location address is:

1789 SHAWANO AVE
GREEN BAY, WI
ZIP 54303
Phone: (920) 499-1428
Fax: (920) 499-5808

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.

  • Injection, regadenoson, 0.1 mg (HCPCS:J2785)
  • Technetium tc-99m sestamibi, diagnostic, per study dose (HCPCS:A9500)
  • Exercise or drug-induced heart stress test with electrocardiogram (ecg) (HCPCS:93017)
  • Nuclear medicine studies of heart muscle at rest and with stress and spect (HCPCS:78452)
  • Ultrasound of both sides of head and neck blood flow (HCPCS:93880)
  • Ultrasound scan of head and neck soft tissue (HCPCS:76536)
  • Limited ultrasound scan of abdomen (HCPCS:76705)
  • Ultrasound study of one arm or leg veins with compression and maneuvers (HCPCS:93971)

The enumeration date for this NPI number is 6/20/2006 and was last updated on 10/8/2009.

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
12085R0202XRadiologyDiagnostic Radiology28941020WISCONSINYes

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
14723988OTHERMICHIGANMICHIGAN MEDICAID
21018745002OTHERUNITED HEALTHCARE MEDICAI
3000002MEDICARE OSCAR/CERTIFICATION
4567565OTHERDEAN HEALTH
5300020918OTHERRAILROAD MEDICARE
64767178OTHERMICHIGANMICHIGAN MEDICAID
7P00226437MEDICARE OSCAR/CERTIFICATION
8P00028702MEDICARE OSCAR/CERTIFICATION
9070050001MEDICARE ID-TYPE UNSPECIFIED
1031496900MEDICAIDWISCONSIN
111018745003OTHERUNITED HEALTHCARE MEDICAI
12E73437MEDICARE UPIN
1314404OTHERDEAN HEALTH
14072730007MEDICARE ID-TYPE UNSPECIFIED

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.