Matthew S. Loewenstein, MD

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

35973 Issued in MA

Legal business name

MATTHEW S. LOEWENSTEIN, MD

Practice address

300 Mount Auburn St
Suite 507
Cambridge, MA 02138-5600

Phone

(617) 876-5674

Fax

(617) 661-7640

NPI assigned

May 17, 2007

Organization subpart

No

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

Authorized official

Name

Mrs. Valentine Garabedian

Title

Office Manager

Phone

(617) 876-5674

Specialties & licenses 1

Addresses

Other identifiers 1

Other names 1

• CAMBRIDGE GASTROENTEROLOGY ASSOCIATES Doing business as

Locations

Practitioners 3

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Rosaline F Barron, MD

  • Gastroenterology Physician
  • Newton, MA
  • NPI 1750479507
  NPD (past)
• Beth R Hardiman, MD

  • Specialist
  • Cambridge, MA
  • NPI 1104917533
  NPD (past)
• Matthew Samuel Loewenstein, MD

  • Gastroenterology Physician
  • Cambridge, MA
  • NPI 1215904982
  NPD (past)

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

{
    "created_epoch": "1179360000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1598054400000",
    "number": "1750598652",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "300 MOUNT AUBURN ST",
            "address_2": "SUITE 507",
            "city": "CAMBRIDGE",
            "state": "MA",
            "postal_code": "021385600",
            "telephone_number": "617-876-5674",
            "fax_number": "617-661-7640"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "300 MOUNT AUBURN ST",
            "address_2": "SUITE 507",
            "city": "CAMBRIDGE",
            "state": "MA",
            "postal_code": "021385600",
            "telephone_number": "617-876-5674",
            "fax_number": "617-661-7640"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "MATTHEW S. LOEWENSTEIN, MD",
        "organizational_subpart": "NO",
        "enumeration_date": "2007-05-17",
        "last_updated": "2020-08-22",
        "status": "A",
        "authorized_official_last_name": "GARABEDIAN",
        "authorized_official_first_name": "VALENTINE",
        "authorized_official_title_or_position": "OFFICE MANAGER",
        "authorized_official_telephone_number": "617-876-5674",
        "authorized_official_name_prefix": "Mrs."
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "MA",
            "license": "35973",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "0163015",
            "state": "MA"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "CAMBRIDGE GASTROENTEROLOGY ASSOCIATES",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

• Annamma Mathew, NP
• Paul G Mathew, M.D.
• Joan Helene Mathews, MD
• Rashika S Mathews, M.D.
• Amy Frances Matias, MSW
• Allison Marie Matthews
• Daphne Matthews, FNP
• Denneka Matthews
• Kathy S Matthews, RN
• Danielle Marie Maurer

• Gastroenterology Physician in Cambridge, MA
• Providers in Cambridge, MA by specialty
• Gastroenterology Physician in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 22, 2020; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.