Rachel Ellen Poritsky Anderson

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

1025535 Issued in MA

Practice address

801 Massachusetts Avenue
Crosstown 2
Boston, MA 02118

Phone

(617) 414-7399

Fax

(617) 414-4676

NPI assigned

Jan 31, 2023

Last updated

Apr 10, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

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 Medicine

Education

Other, 2023

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: randerson234562@direct.bmc.masshiway.net

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Boston Medical Center Corporation

  • General Acute Care Hospital
  • Boston, MA
  • NPI 1346218294
  NPD
• Evans Medical Foundation, Inc.

  dba Boston University Internal Medicine Associates

  • Internal Medicine Physician
  • Boston, MA
  • NPI 1912954124
  NPD (past)

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

{
    "created_epoch": "1675123200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775779200000",
    "number": "1316643448",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "960 MASSACHUSETTS AVE STE 2",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021182690"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "801 MASSACHUSETTS AVENUE",
            "address_2": "CROSSTOWN 2",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "02118",
            "telephone_number": "617-414-7399",
            "fax_number": "617-414-4676"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ANDERSON",
        "first_name": "RACHEL",
        "middle_name": "ELLEN PORITSKY",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-01-31",
        "last_updated": "2026-04-10",
        "certification_date": "2026-04-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "1025535",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Michelle Anderson, MSN, RN, CPNP-AC
• Monique Rochelle Anderson, MD, PHD
• Nathan Putnam Anderson, MD
• Paul J Anderson, M.D., PH.D.
• Philip D Anderson, M.D.
• Richard Rox Anderson, MD
• Ronald J Anderson, MD
• Samuel Anderson, PA-C
• Sara Carmer Anderson, DPT
• Shawn Thomas Anderson, PA-C

• Internal Medicine Physician in Boston, MA
• Providers in Boston, MA by specialty
• 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.