NPIMap

Individual provider Active NPI

David Matthew Stein, MD

  • Internal Medicine Physician
  • Westborough, MA
National Provider Identifier
1245729656
Registry record updated Aug 10, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
285771 Issued in MA
Practice address
900 Union St
Westborough, MA 01581-5408
Phone
(508) 871-0700
Fax
(508) 616-4411
NPI assigned
May 2, 2018
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 10, 2023

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 285771 MA Primary

Addresses

Primary practice location

900 Union St
Westborough, MA 01581-5408

Mailing address

900 Union St
Westborough, MA 01581-5408
Phone (508) 871-0700

Other identifiers 1

IdentifierTypeStateIssuer
110135521AMedicaidMA

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20210611001970 MA Practitioner - Internal Medicine 2668723339 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
University of Massachusetts Medical School, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Reliant Medical Group IncGroup PAC ID 5597755322, 638 clinicians

Practice addresses (Care Compare)

900 Union St
Westborough, MA 01581-5408
Phone (508) 366-8836

Hospital & facility affiliations

  • Vna Care Network Home health agency, Worcester, MA, CCN 227098
  • Vna and Hospice of Greater Milford Home health agency, Milford, MA, CCN 227063
  • Elara Caring Home health agency, Braintree, MA, CCN 227475
  • Umass Memorial Medical Center/University Campus Hospital, Worcester, MA, CCN 220163
  • Milford Regional Medical Center Hospital, Milford, MA, CCN 220090
  • Marlborough Hospital Hospital, Marlborough, MA, CCN 220049
  • Metrowest Medical Center Hospital, Framingham, MA, CCN 220175
  • St Vincent Hospital Hospital, Worcester, MA, CCN 220176

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
285771MAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Reliant Medical Group, Inc Internal Medicine CurrentSince Aug 2, 2021 Accepting new patients

Locations

900 Union St
Westborough, MA 01581
Phone (508) 871-0700

5 Neponset St
Worcester, MA 01606
Phone (508) 595-2300

Interoperability endpoints

  • Direct secure messaging: david.stein.npi1245729656.reliant@direct.optumcare.masshiway.net

Organizations & group practices 1

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 7

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": "1525219200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1691625600000",
    "number": "1245729656",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "900 UNION ST",
            "city": "WESTBOROUGH",
            "state": "MA",
            "postal_code": "015815408",
            "telephone_number": "508-871-0700",
            "fax_number": "508-616-4411"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "900 UNION ST",
            "city": "WESTBOROUGH",
            "state": "MA",
            "postal_code": "015815408",
            "telephone_number": "508-871-0700",
            "fax_number": "508-616-4411"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "STEIN",
        "first_name": "DAVID",
        "middle_name": "MATTHEW",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-05-02",
        "last_updated": "2023-08-10",
        "certification_date": "2023-08-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "285771",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "110135521A",
            "state": "MA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Westborough, MA

Sources for this page

Verify at the official NPI Registry.