Individual provider Active NPI

Gregory Scott Lesser, M.D.

  • Gastroenterology Physician
  • Willingboro, NJ
National Provider Identifier
1023096575
Registry record updated Dec 30, 2015
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
25MA074450 Issued in NJ
Practice address
218C Sunset Rd
Willingboro, NJ 08046-1104
Phone
(609) 877-0400
Fax
(609) 877-3542
NPI assigned
Jan 5, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 30, 2015

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X MD424644 PA
Gastroenterology Physician 207RG0100X 25MA074450 NJ Primary

Addresses

Primary practice location

218C Sunset Rd
Willingboro, NJ 08046-1104

Mailing address

318E Westfield Ave
Roselle Park, NJ 07204-2361
Phone (908) 245-2229

Other identifiers 1

IdentifierTypeStateIssuer
1012366560001MedicaidPA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NJ
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20070711000301 NJ Practitioner - GastroenterologyPractitioner - Internal Medicine 6507803251 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
GastroenterologyAlso: Internal Medicine
Education
Other, 1999
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
NJ Gastro, LLCGroup PAC ID 7911058169, 4 clinicians

Practice addresses (Care Compare)

24 Merchant St
Newark, NJ 07105-2847
Phone (973) 645-0000

Hospital & facility affiliations

  • Saint Michael'S Medical Center Hospital, Newark, NJ, CCN 310096

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy37
Upper gastrointestinal (GI) endoscopy for acid reflux52

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
25MA074450NJMDGastroenterology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Ironbound Endo Surgical Center, Inc. CurrentSince Feb 22, 2021 Accepting new patients
Allied Digestive Health, LLC Gastroenterology CurrentSince Aug 1, 2025 Accepting new patients
NJ Gastro, LLC Gastroenterology CurrentSince Feb 22, 2021 Accepting new patients
Podiatric Management Past Accepting new patients
Hunterdon Medical Center Past Accepting new patients

Locations

222 Schanck Rd
Ste 302
Freehold, NJ 07728
Phone (732) 577-1999

1700 Galloping Hill Rd
Kenilworth, NJ 07033
Phone (908) 241-8900

312 Applegarth Rd
Ste 209
Monroe Township, NJ 08831
Phone (609) 662-5218

24 Merchant St
Newark, NJ 07105
Phone (973) 344-4787

24 Merchant St
Ste 28
Newark, NJ 07105

477 Lakehurst Rd
Toms River, NJ 08755
Phone (732) 349-4422

Interoperability endpoints

  • FHIR API: https://api.platform.athenahealth.com/21931/brand/1/csg/1/fhir/r4

Organizations & group practices 5

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.

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1136419200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1451433600000",
    "number": "1023096575",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "318E WESTFIELD AVE",
            "city": "ROSELLE PARK",
            "state": "NJ",
            "postal_code": "072042361",
            "telephone_number": "908-245-2229",
            "fax_number": "908-245-2384"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "218C SUNSET RD",
            "city": "WILLINGBORO",
            "state": "NJ",
            "postal_code": "080461104",
            "telephone_number": "609-877-0400",
            "fax_number": "609-877-3542"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LESSER",
        "first_name": "GREGORY",
        "middle_name": "SCOTT",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-01-05",
        "last_updated": "2015-12-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "PA",
            "license": "MD424644",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "NJ",
            "license": "25MA074450",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1012366560001",
            "state": "PA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Willingboro, NJ

Sources for this page

Verify at the official NPI Registry.