Walter Lawrence Groff, M.D.

Primary specialty

Colon & Rectal Surgery PhysicianTaxonomy code 208C00000X

License

25MA03600900 Issued in NJ

Practice address

33 Overlook Rd
Suite 412
Summit, NJ 07901-3570

Phone

(909) 598-0220

NPI assigned

Apr 26, 2006

Sex

Male

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in NJ

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• Atlantic Colon & Rectal Surgeons

  • Colon & Rectal Surgery Physician
  • Summit, NJ
  • NPI 1780772889
  Medicare reassignment NPD Authorized official

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1146009600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1183852800000",
    "number": "1437116423",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "67 BUXTON RD",
            "city": "CHATHAM",
            "state": "NJ",
            "postal_code": "079281225",
            "telephone_number": "973-635-3614"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "33 OVERLOOK RD",
            "address_2": "SUITE 412",
            "city": "SUMMIT",
            "state": "NJ",
            "postal_code": "079013570",
            "telephone_number": "909-598-0220"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GROFF",
        "first_name": "WALTER",
        "middle_name": "LAWRENCE",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-04-26",
        "last_updated": "2007-07-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208C00000X",
            "taxonomy_group": "",
            "desc": "Colon & Rectal Surgery",
            "state": "NJ",
            "license": "25MA03600900",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Jeffrey David Greenberg, MD
• Rosalie Greenberg, MD
• Louis A Gregory, D.C., L.A.C
• Emily Brogan Grigal, LCSW
• Bruce Jeffrey Grimaldi, DMD
• David I Groman, MD
• Alan David Gross
• Bonnie Grossman, LPC
• Karin Michelle Grumet, RD CEDRD
• Michael W. Grzelak, D.M.D.

• Colon & Rectal Surgery Physician in Summit, NJ
• Providers in Summit, NJ by specialty
• Colon & Rectal Surgery Physician in New Jersey

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 8, 2007; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.