Paul J Allen, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

153673 Issued in MA

Practice address

495 Western Ave
Brighton, MA 02135-1007

Phone

(617) 783-0500

Fax

(617) 562-1398

NPI assigned

Jan 31, 2007

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other identifiers 2

Medicare fee-for-service enrollment

Enrolled in MA

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

Specialty

Internal MedicineAlso: Hospitalist

Education

Harvard Medical School, 1994

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Charles River Community Health, Inc 33 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Mount Auburn Hospital Hospital, Cambridge, MA, CCN 220002

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: pallen52159@direct.ctc.masshiway.net

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.

• Charles River Community Health Inc

  • Federally Qualified Health Center (FQHC)
  • Brighton, MA
  • NPI 1487664884

  MA

  Medicare reassignment Care Compare group NPD
• Emerson Practice Associates, Inc.

  • Internal Medicine Physician
  • Concord, MA
  • NPI 1508020199

  Internal Medicine, MA

  Medicare reassignment NPD
• Charles River Community Health, Inc

  • Federally Qualified Health Center (FQHC)
  • Brighton, MA
  • NPI 1114175916
  Care Compare group
• Charles River Community Health, Inc

  • Federally Qualified Health Center (FQHC)
  • Waltham, MA
  • NPI 1750486106
  Care Compare group
• Charles River Community Health, Inc

  • Federally Qualified Health Center (FQHC)
  • Allston, MA
  • NPI 1134306368
  NPD

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

• Mount Auburn Hospital

  • General Acute Care Hospital
  • Cambridge, MA
  • NPI 1689670259

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1170201600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775779200000",
    "number": "1174660732",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1493 CAMBRIDGE ST",
            "city": "CAMBRIDGE",
            "state": "MA",
            "postal_code": "021391047",
            "telephone_number": "617-665-1032"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "495 WESTERN AVE",
            "city": "BRIGHTON",
            "state": "MA",
            "postal_code": "021351007",
            "telephone_number": "617-783-0500",
            "fax_number": "617-562-1398"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1493 Cambridge St",
            "address_purpose": "LOCATION",
            "city": "Cambridge",
            "state": "MA",
            "postal_code": "021391047",
            "country_code": "US",
            "telephone_number": "617-665-1032",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ALLEN",
        "first_name": "PAUL",
        "middle_name": "J",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-01-31",
        "last_updated": "2026-04-10",
        "certification_date": "2026-04-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "153673",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS MA",
            "identifier": "J19448",
            "state": "MA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "3185036",
            "state": "MA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Ala Lutfi Mohammad Alkhatib, MBBS
• Taylor Theresa Allard, PSYD
• Elizabeth Allen, PA-C
• Irving Merrill Allen, MD
• Marissa Elaine Allen
• Laura Aller, BCBA
• Sarah Almanas
• Cameron Almeida
• Abdulrahman Ihab Ahmad Almosalami
• Reema Naif Alsaigh, MBBS

• All providers in Brighton, MA
• Internal Medicine Physician in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 10, 2026; 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.