Rachel Theys, MS.ED, BCBA, LABA

Primary specialty

Behavior AnalystTaxonomy code 103K00000X

License

000001867 Issued in MA

Practice address

35 Walnut St.
Wellesley Hills, MA 02481-2101

Phone

(617) 631-4193

Fax

(617) 631-4193

NPI assigned

Oct 27, 2017

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

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

State licenses

Practice roles

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.

• Greater Boston ABA Associates

  • Behavior Analyst
  • Hingham, MA
  • NPI 1982192597
  NPD (past)

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

{
    "created_epoch": "1509062400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1762041600000",
    "number": "1124530373",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "130 LIBERTY ST STE 13A",
            "city": "BROCKTON",
            "state": "MA",
            "postal_code": "023017511",
            "telephone_number": "617-957-6451",
            "fax_number": "508-857-5893"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "35 WALNUT ST.",
            "city": "WELLESLEY HILLS",
            "state": "MA",
            "postal_code": "024812101",
            "telephone_number": "617-631-4193",
            "fax_number": "617-631-4193"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "542 Amherst St.",
            "address_purpose": "LOCATION",
            "city": "Nashua",
            "state": "NH",
            "postal_code": "030631016",
            "country_code": "US",
            "telephone_number": "617-631-4193",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "THEYS",
        "first_name": "RACHEL",
        "credential": "MS.ED, BCBA, LABA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-10-27",
        "last_updated": "2025-11-02",
        "certification_date": "2025-11-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103K00000X",
            "taxonomy_group": "",
            "desc": "Behavior Analyst",
            "state": "MA",
            "license": "000001867",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Nadia Tchuda
• Robert R Tella, ED.D.
• The Coleman Institute of America, LLC
• The Morgens Group LLC
• Theodore E. Spielberg, MD
• Thomas M. Howieson D.D.S., PC
• Lila Miller Toub, DPT
• Janice P. Tuckman, LICSW
• Meredith Tumilty, PSYD
• Rita Ann Vatcher, MA, LMHC

• Behavior Analyst in Wellesley Hills, MA
• Providers in Wellesley Hills, MA by specialty
• Behavior Analyst in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 2, 2025; 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.