Irwin David Feintzeig, M.D.

Primary specialty

Nephrology PhysicianTaxonomy code 207RN0300X

License

026343 Issued in CT

Practice address

7 Cambridge Dr Ste 201
Trumbull, CT 06611-4763

Phone

(203) 335-0195

Fax

(203) 335-7293

NPI assigned

Jul 14, 2005

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in CT

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

Merit-based Incentive Payment System (MIPS)

Final score

21.35 of 100Reported as individual

Quality

0

Improvement activities

0

Cost

71.17

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: irwind.feintzeig@xdr.hhchealthdirect.org

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.

• Nephrology Associates, PC

  • Nephrology Physician
  • Trumbull, CT
  • NPI 1609825223
  Medicare reassignment NPD

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

{
    "created_epoch": "1121299200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1715558400000",
    "number": "1902805773",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "7 CAMBRIDGE DR STE 201",
            "city": "TRUMBULL",
            "state": "CT",
            "postal_code": "066114763",
            "telephone_number": "203-335-0195",
            "fax_number": "203-335-7293"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "7 CAMBRIDGE DR STE 201",
            "city": "TRUMBULL",
            "state": "CT",
            "postal_code": "066114763",
            "telephone_number": "203-335-0195",
            "fax_number": "203-335-7293"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FEINTZEIG",
        "first_name": "IRWIN",
        "middle_name": "DAVID",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-07-14",
        "last_updated": "2024-05-13",
        "certification_date": "2024-05-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CT",
            "license": "026343",
            "primary": false
        },
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "CT",
            "license": "026343",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "001263433",
            "state": "CT"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Fairfield County Medical Group, PC
• Fallcall Solutions, LLC
• Familylink Counseling Center LLC
• Adam Samuel Federman, MD
• Ashley L Fedor, DPT
• Caroline Fernandes
• Stanley Fidler, RPH
• Sheree Isabel Figueiredo
• Cosmo Filiberto, M.D.
• Peggy Fillion

• Nephrology Physician in Trumbull, CT
• Providers in Trumbull, CT by specialty
• Nephrology Physician in Connecticut

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 13, 2024; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.