John M. Costello, CCC-SLP
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 300 Longwood Avenue, Boston, MA 02115
- Practice phone
- Call (617) 735-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find John Costello's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
John M. Costello is a speech-language pathologist in Boston, Massachusetts
John Costello practices at Boston Children's Hospital in Boston, Massachusetts, part of The Children's Hospital.
John Costello's NPI, 1962472720, was assigned on January 25, 2006. John Costello holds Massachusetts license 2970.
- NPI
- 1962472720NPI Registry (opens in a new tab)
- NPI enumeration date
- January 25, 2006
- NPI status
- Active
- Practice phone
- (617) 735-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
John M. Costello practices at Boston Children's Hospital in Boston, Massachusetts
John Costello's primary practice is Boston Children's Hospital, at 300 Longwood Avenue, Boston, MA 02115 in Suffolk County. The practice phone is (617) 735-6000.
- Boston Children's Hospital300 Longwood Avenue, Boston, MA 02115 · Suffolk CountyPhone(617) 735-6000
Source: Dmand AI Affiliation Data
John M. Costello is affiliated with 3 sites of care and 1 medical group
John Costello's primary practice is Boston Children's Hospital in Boston, Massachusetts, part of The Children's Hospital. The medical group on file is Boston Children's Hospital Department of Otolaryngology and Communication Enhancement. Dmand AI also links John Costello to 1 more dialysis center and 1 group practice or clinic, each named with a free account. John Costello's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at John M. Costello's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Costello practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Boston Children's Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across The Children's Hospital and 6.2K+ hospitals, with verified contacts in the same login.
John M. Costello is one of 432 speech-language pathologists in Massachusetts
Speech-language pathologist is John Costello's primary specialty in the NPI Registry, under taxonomy code 235Z00000X. John Costello is licensed in Massachusetts.
Specialties and state licenses
- Speech-language pathologist, MassachusettsPrimary
Speech-language pathologists near John Costello
Counts of speech-language pathologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
John M. Costello's patients have a median age of 62
Across all payers, Dmand AI patient panel data puts John Costello's median patient age at 62, with 35% women.
John Costello's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women35%
- Men57%
Source: Dmand AI Patient Panel Data
Sources for John M. Costello's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about John M. Costello
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John M. Costello's NPI number?
John M. Costello's NPI number is 1962472720. It was assigned on January 25, 2006, and it is active in the NPI Registry.
What does John M. Costello specialize in?
John M. Costello is a speech-language pathologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Speech-Language Pathologist (taxonomy code 235Z00000X).
Where does John M. Costello practice?
John Costello practices at 300 Longwood Avenue, Boston, MA 02115. John Costello's primary practice is Boston Children's Hospital in Boston, Massachusetts, part of The Children's Hospital. Dmand AI also links John Costello to 1 dialysis center and 1 group practice or clinic.
What is John M. Costello's office phone number?
The practice phone on file for John Costello is (617) 735-6000.
What is John M. Costello's medical license number?
John Costello holds Massachusetts license 2970.
Which hospitals is John M. Costello affiliated with?
John Costello practices at Boston Children's Hospital in Boston, Massachusetts.
What medical group is John M. Costello part of?
John Costello is linked to Boston Children's Hospital Department of Otolaryngology and Communication Enhancement.
How long has John M. Costello been practicing?
John Costello graduated from medical school in 1985, 41 years ago.
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