Heather O'Brien
- Hospital affiliations
- 1
- State license
- 1
- Year NPI issued
- 2022
- Practice address
- 115 Mill Street, Belmont, MA 02478
- Practice phone
- Call (617) 855-3450
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Heather O'Brien'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.
Heather O'Brien is a social worker in Belmont, Massachusetts
Heather O'Brien practices at McLean Hospital in Belmont, Massachusetts, part of Mass General Brigham.
Heather O'Brien's NPI, 1588398051, was assigned on July 12, 2022.
- NPI
- 1588398051NPI Registry (opens in a new tab)
- NPI enumeration date
- July 12, 2022
- NPI status
- Active
- Practice phone
- (617) 855-3450
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Heather O'Brien practices at McLean Hospital in Belmont, Massachusetts
Heather O'Brien's primary practice is McLean Hospital, at 115 Mill Street, Belmont, MA 02478 in Middlesex County. The practice phone is (617) 855-3450.
- McLean Hospital115 Mill Street, Belmont, MA 02478 · Middlesex CountyPhone(617) 855-3450
Source: Dmand AI Affiliation Data
Heather O'Brien is affiliated with 1 site of care
Heather O'Brien's primary practice is McLean Hospital in Belmont, Massachusetts, part of Mass General Brigham.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Heather O'Brien's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Heather O'Brien practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| McLean Hospital | 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 Mass General Brigham and 6.2K+ hospitals, with verified contacts in the same login.
Heather O'Brien is one of 808 social workers in Massachusetts
Social worker is Heather O'Brien's primary specialty in the NPI Registry, under taxonomy code 104100000X.
Specialties and state licenses
- Social workerPrimary
Social workers near Heather O'Brien
Counts of social workers 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
Heather O'Brien's patients have a median age of 21
Across all payers, Dmand AI patient panel data puts Heather O'Brien's median patient age at 21, with 0% women.
Heather O'Brien's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 21
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Sources for Heather O'Brien'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 Heather O'Brien
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Heather O'Brien's NPI number?
Heather O'Brien's NPI number is 1588398051. It was assigned on July 12, 2022, and it is active in the NPI Registry.
What does Heather O'Brien specialize in?
Heather O'Brien is a social worker in Belmont, Massachusetts. The primary specialty in the NPI Registry is Social Worker (taxonomy code 104100000X).
Where does Heather O'Brien practice?
Heather O'Brien practices at 115 Mill Street, Belmont, MA 02478. Heather O'Brien's primary practice is McLean Hospital in Belmont, Massachusetts, part of Mass General Brigham.
What is Heather O'Brien's office phone number?
The practice phone on file for Heather O'Brien is (617) 855-3450.
Which hospitals is Heather O'Brien affiliated with?
Heather O'Brien practices at McLean Hospital in Belmont, Massachusetts.
How long has Heather O'Brien been practicing?
Heather O'Brien's NPI was assigned in 2022.
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