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John M Costello , CCC-SLP

Speech-Language Pathologist • Waltham, MA

Active NPI 1962472720 Individual Practitioner Male Practitioner
Practice location in NPPES

9 Hope Ave
Waltham, MA 024532741

Call 7812162220 Location details and other listings
Medical Disclaimer

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

Practice Address

9 Hope Ave

Waltham, MA 024532741

Telephone 7812162220
Organization at the Same NPPES Address or Phone
Waltham Family Practice, Pc Facility NPI 1477563377

Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.

Medicare Profile & Education

Source: CMS Doctors and Clinicians National Downloadable File

Graduation Year

1985

Years since graduation

41 years (graduated 1985)

CMS Doctors and Clinicians data list 1985 as the year this clinician finished professional school.

What this does not show: Years since graduation

It is not the number of years in practice, and more years does not mean better care.

Source: CMS Doctors and Clinicians National Downloadable File.

NPI first issued

2006

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.

May accept Medicare assignment

CMS data show this clinician may accept Medicare assignment. Clinicians who do not always accept assignment can decide case by case.

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, “Does your provider accept Medicare as full payment?”

Guide: What Medicare assignment means

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.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

John Costello has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.

It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What Medicare enrollment (PECOS) means

Compared with the same specialty in Waltham and Massachusetts

120 active clinicians are listed under Speech-Language Pathologist with a practice address in Waltham, MA (3,982 in Massachusetts).

Addresses are self-reported to NPPES and may be out of date.

Telehealth indicator in Waltham

0.8% of these 120 clinicians have the CMS telehealth indicator.

1.7% of these 120 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 · Report an error.

Specialties & License Numbers Reported to NPPES

Speech-Language Pathologist Primary Specialty

NUCC Taxonomy Code: 235Z00000X

License # reported to NPPES MA 2970

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.

Check License Status with the State Board License numbers are self-reported to NPPES; T-MedInfo does not confirm them against state records. Current status: Massachusetts Board of Registration in Medicine.
Look Up on State Board Site

Medicare (PECOS) Enrollment & Ordering Eligibility

Source: CMS PECOS
Medicare FFS Enrollment Status Medicare Enrollment on File
CMS Provider Specialty

PRACTITIONER - QUALIFIED SPEECH LANGUAGE PATHOLOGIST

Medicare Enrollment ID

I20250725000904

Enrollment State Jurisdiction

MA

PECOS Control ID

0941717961

Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.

Clinicians Sharing This Practice Address or Phone

Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.

12 listed
David Battit , MSW, LICSW

Social Worker - Clinical

NPI 1952450751

Master of Social Work, Licensed Independent Clinical Social Worker

Ronald Caruso , PA-C

Physician Assistant

NPI 1982396693

Physician Assistant (Certified)

Dr. Judith Crouch , MD, MPH

Family Medicine - Geriatric Medicine

NPI 1437122413

Doctor of Medicine (M.D.), Master of Public Health

NPI 1235110107

Doctor of Medicine (M.D.)

Rachel Egan , RN, PMHNP-BC

Nurse Practitioner - Psychiatric/Mental Health

NPI 1285024448

Registered Nurse, Psychiatric-Mental Health Nurse Practitioner (Board Certified)

Debra Foti-Flynn , NP

Internal Medicine - Addiction Medicine

NPI 1902857063

Nurse Practitioner

Career & Practice History

NPI enumerated January 25, 2006.

No changes to the name, practice address, taxonomy or NPI status in this record have been observed in the monthly NPPES data files from January 2017 to August 2026.

No reviews have been published yet. Leave a review.

NPI Administrative Meta

NPI Number: 1962472720
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: January 25, 2006
Last Update: July 13, 2026
Sole Proprietor: No

Other Speech-Language Pathologists in Waltham

Healthcare providers in Waltham

Mailing Address

51 Chilton Rd

West Roxbury, MA 021321717

Phone: 6173251319

About This Data NPPES fields (address, phone, specialty, license) are self-reported and may be outdated; Medicare fields follow the CMS dataset named in each section. Correct directly at NPPES.