Individual provider Active NPI

Jennifer L Twardzik, DO

  • Internal Medicine Physician
  • Marmora, NJ
National Provider Identifier
1619065075
Registry record updated Mar 5, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
25MB07015800 Issued in NJ
Practice address
4 W Roosevelt Blvd Ste 11
Marmora, NJ 08223-1441
Phone
(609) 814-9550
Fax
(609) 814-9554
NPI assigned
Oct 11, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 5, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 25MB07015800 NJ Primary

Addresses

Primary practice location

4 W Roosevelt Blvd Ste 11
Marmora, NJ 08223-1441

Mailing address

4 W Roosevelt Blvd Ste 11
Marmora, NJ 08223-1441
Phone (609) 814-9550

Other identifiers 1

IdentifierTypeStateIssuer
8205507MedicaidNJ

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
I20110223000505 NJ Practitioner - Internal Medicine 2961683008 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Philadelphia College of Osteopathic Medicine, 1997
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Shore Memorial Physicians Group PCGroup PAC ID 4688845191, 25 clinicians
Atlanticare Physician Group PAGroup PAC ID 8527953660, 506 clinicians

Practice addresses (Care Compare)

4 W Roosevelt Blvd
Suite 11
Marmora, NJ 08223-1441
Phone (609) 814-9550

459 Route 9 S
Little Egg Harbor TWP, NJ 08087-2225
Phone (609) 340-7815

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Atlanticare Physician Group, PA CurrentSince Dec 19, 2010 Accepting new patients
Atlanticare Physician Group PA CurrentSince Dec 19, 2010 Accepting new patients
Shore Memorial Physicians Group PC CurrentSince Oct 1, 2025 Accepting new patients

Locations

1401 Atlantic Ave
Ste 1100
Atlantic City, NJ 08401
Phone (609) 441-7099

2500 English Creek Ave
Ste 907
Egg Harbor Township, NJ 08234
Phone (609) 407-2310

459 Route 9 S
Little Egg Harbor Twp, NJ 08087
Phone (609) 340-7815

4 W Roosevelt Blvd
Ste 11
Marmora, NJ 08223
Phone (609) 814-9550

4 W Roosevelt Blvd
#11
Marmora, NJ 08223

2605 Shore Rd
Northfield, NJ 08225
Phone (609) 365-5300

1645 Haven Ave
Ste C
Ocean City, NJ 08226
Phone (609) 399-6263

65 W Jimmie Leeds Rd
Pomona, NJ 08240
Phone (609) 484-6414

Interoperability endpoints

  • FHIR API: https://api.platform.athenahealth.com/4024/brand/1/csg/22/fhir/r4
  • Direct secure messaging: jennifer.twardzik.1@4024.direct.athenahealth.com

Organizations & group practices 3

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": "1160524800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772668800000",
    "number": "1619065075",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4 W ROOSEVELT BLVD STE 11",
            "city": "MARMORA",
            "state": "NJ",
            "postal_code": "082231441",
            "telephone_number": "609-814-9550",
            "fax_number": "609-814-9554"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4 W ROOSEVELT BLVD STE 11",
            "city": "MARMORA",
            "state": "NJ",
            "postal_code": "082231441",
            "telephone_number": "609-814-9550",
            "fax_number": "609-814-9554"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TWARDZIK",
        "first_name": "JENNIFER",
        "middle_name": "L",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-10-11",
        "last_updated": "2026-03-05",
        "certification_date": "2026-03-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NJ",
            "license": "25MB07015800",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "8205507",
            "state": "NJ"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Marmora, NJ

Sources for this page

Verify at the official NPI Registry.