Cara Scarlett Guenther, MD

Primary specialty

Pediatrics PhysicianTaxonomy code 208000000X

License

1015442 Issued in MA

Practice address

637 Washington St Ste 202
Brookline, MA 02446-4579

Phone

(617) 232-2811

NPI assigned

Mar 26, 2020

Last updated

Jun 5, 2025By 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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: cguenther28223@direct.bostonchildrens.org

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.

• Washington Square Pediatrics, P-LLP

  dba Sally S. Roth, M.D., Susan B. Laster, M.D., Cara S. Guenther, M.D.

  • Pediatrics Physician
  • Brookline, MA
  • NPI 1245124296
  NPD Authorized official

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

{
    "created_epoch": "1585180800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1749081600000",
    "number": "1700413960",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "637 WASHINGTON ST STE 202",
            "city": "BROOKLINE",
            "state": "MA",
            "postal_code": "024464579",
            "telephone_number": "617-232-2811"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "637 WASHINGTON ST STE 202",
            "city": "BROOKLINE",
            "state": "MA",
            "postal_code": "024464579",
            "telephone_number": "617-232-2811"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GUENTHER",
        "first_name": "CARA",
        "middle_name": "SCARLETT",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-03-26",
        "last_updated": "2025-06-05",
        "certification_date": "2025-06-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "MA",
            "license": "1015442",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Luciano Martin Grubissich, MD, PSYA
• Elizabeth Anne Gruenfeld, ED.M.
• Karina Gruesz, LICSW
• Gabriel Gruner, LICSW
• Robert Guen, DMD
• Anthony James Guinn, D.D.S.
• Anita Gulmiri, O.D.
• Karine Gulyamova, MSPT
• Yiqun Guo
• Reena Gupta, MD

• Pediatrics Physician in Brookline, MA
• Providers in Brookline, MA by specialty
• Pediatrics Physician in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 5, 2025; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.