DR. WALTER LAWRENCE GROFF M.D. NPI 1437116423

NPI Information

  • NPI: 1437116423
  • Provider Name: DR. WALTER LAWRENCE GROFF, M.D.
  • Classification: Colon & Rectal Surgery - 208C00000X
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 33 OVERLOOK RD
    SUITE 412
    SUMMIT, NJ
    ZIP 07901
  • Phone: (909) 598-0220

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NPI Details

DR. Walter Lawrence Groff, M.D. is a colon rectal surgery in Summit, NJ. The provider is a colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by medical and surgical means. This specialist also deals with other organs and tissues (such as the liver, urinary and female reproductive system) involved with primary intestinal disease. DR. Walter Lawrence Groff, M.D. NPI is 1437116423. 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:

33 OVERLOOK RD
SUITE 412
SUMMIT, NJ
ZIP 07901-570
Phone: (909) 598-0220

The NPI 1437116423 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 enumeration date for this NPI number is 4/26/2006 and was last updated on 7/8/2007.

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
1208C00000XColon & Rectal Surgery25MA03600900NEW 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
1C56508MEDICARE UPINNEW 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

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