{"npi":"1346266111","type":"NPI-1","status":"active","name":{"display":"Heather Martyn Mspt","other":[],"first":"HEATHER","last":"MARTYN","middle":"K","credential":"MSPT"},"specialty":{"primary_taxonomy":"225100000X","primary_taxonomy_description":"Physical Therapist","slug":"physical-therapist","schema_org_specialty":null,"all":[{"code":"225100000X","description":"Physical Therapist","primary":false,"state":"NH","license":"3063"},{"code":"225100000X","description":"Physical Therapist","primary":true,"state":"MA","license":"15523"}]},"addresses":[{"purpose":"LOCATION","street_1":"3 FERRY ST","city":"HAVERHILL","state":"MA","postal_code":"018357442","country_code":"US","street_2":"SUITE F","phone":"9784699412","fax":"9784690693"},{"purpose":"MAILING","street_1":"210 COMMERCE WAY","city":"PORTSMOUTH","state":"NH","postal_code":"038018200","country_code":"US","street_2":"SUITE 120","phone":"2074392675","fax":"2074394965"}],"license":{"state":"MA","number":"15523"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20051003000285","type_code":"14-65","type_desc":"PRACTITIONER - PHYSICAL THERAPIST IN PRIVATE PRACTICE","state":"MA","pac_id":"7113952771"},{"enrlmt_id":"I20051028000963","type_code":"14-65","type_desc":"PRACTITIONER - PHYSICAL THERAPIST IN PRIVATE PRACTICE","state":"NH","pac_id":"7113952771"}]},"enumeration_date":"2006-07-14","last_updated":"2013-02-22","_meta":{"source":"NPPES","snapshot_date":"2013-02-22","doc_url":"https://findmynpi.com/api"}}