Mary Katherine Johnson , MS, CCC-SLP
Speech-Language Pathologist β’ Quincy, MA
2 Moon Island Rd
Quincy, MA 02171
This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.
Practice Location & Contact Primary Location
2 Moon Island Rd
Quincy, MA 02171
NPPES lists 1 additional practice-address record in Weymouth, MA. See the list
Source: CMS NPPES NPI Registry, practice location records; release date unavailable.
Listings do not confirm current availability, employment or a shared ownership network.
What Public CMS Data Show
Speech-Language Pathologist: NPPES taxonomy is a reported classification, not proof of board certification.
NPI first issued
2018
The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.
What this does not show: NPI first issued
NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.
Source: CMS NPPES NPI Registry.
Medicare assignment not listed
CMS data do not show whether this clinician accepts Medicare assignment. This does not mean they do not accept Medicare. Ask the office.
Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.
Source: CMS Doctors and Clinicians; Medicare.gov, βDoes your provider accept Medicare as full payment?β
No telehealth indicator
CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.
Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.
Compared with the same specialty in Quincy and Massachusetts
51 active clinicians are listed under Speech-Language Pathologist with a practice address in Quincy, MA (3,982 in Massachusetts).
Addresses are self-reported to NPPES and may be out of date.
Telehealth indicator in Quincy
0% of these 51 clinicians have the CMS telehealth indicator.
0% of these 51 clinicians are listed by CMS as accepting Medicare assignment.
Sources: CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.
Text: T-MedInfo Β· Report an error.
Specialties & License Numbers Reported to NPPES
Self-certified to NPPES: 2021-05-06NUCC Taxonomy Code: 235Z00000X
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
Secondary Practice Locations
163 Libbey Industrial Pkwy
Weymouth, MA 021893137
Phone: 7813356663
Career & Practice History Timeline
Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status
Recorded as MARY JOHNSON, MS, CCC-SLP
Recorded as MARY MACKENZIE, SLP
Speech-Language Pathologist (license number reported to NPPES: MA 77343-SP-SL)
NPI status registered as active in NPPES database
Registered at 2 MOON ISLAND RD, QUINCY, MA 02171 (Tel: 7818649049)
Registered at 60 PHEASANT HILL RD, SOUTH WEYMOUTH, MA 02190 (Tel: 7818649049)
Recorded as MARY MACKENZIE
Developmental Therapist
First registered as active Individual Practitioner in NPPES Database.
NPI Administrative Meta
Mailing Address
60 Pheasant Hill Rd
South Weymouth, MA 02190
Phone: 7818649049