Medical groups in Newton, MA
- Medical groups
- 31
- Multi-specialty
- 4
- Single-specialty
- 27
- More than one site
- 19
There are 31 medical groups in Newton with a Medicare PAC ID. Commonwealth Anesthesia Associates is the largest, with 57 Massachusetts physicians, followed by Newton-Wellesley Hospital Department of Emergency Medicine with 43. 71% of Newton groups are independent.
Find the decision makers at all 31 Newton medical groups
Work emails and mobile numbers for practice owners, administrators and physician leaders, found through healthcare waterfall enrichment, with a free Dmand AI account.
Commonwealth Anesthesia Associates is the largest medical group in Newton, with 57 physicians
Ranked by physicians with a Massachusetts address linked to each group based in Newton. Newton-Wellesley Hospital Department of Emergency Medicine is second with 43, and Newton Wellesley Obstetrics & Gynecology third with 14.
Filter this list with a free account
Sort and filter all 31 Newton medical groups by specialty, parent organization, group size, EHR in use and decision makers in Dmand AI.
Showing 1 to 10 of 31 medical groups in Newton
Sources: Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Affiliation Data
Mass General Brigham has the most physicians in Newton medical groups, with 114 across 4 groups
Dmand AI maps every Newton medical group to its parent organization, up to the health system or platform at the top. 1 parent organizations have two or more Newton medical groups. Each clinician counts once per parent organization.
See every medical group, site and clinician under Mass General Brigham
Org Hierarchy Explorer maps every group, site of care and clinician under the parent, with the leaders at each group.
Source: Dmand AI Org Hierarchy Data
For sales teams
Dmand AI maps the owners, administrators and physician leaders at each of the 31 Newton medical groups, with the parent organization above each one, and finds validated work emails and mobile numbers.
71% of Newton medical groups are independent, with no larger parent organization
A group counts as independent when no health system, platform or other organization sits above it in the org hierarchy. Every other group belongs to a larger organization.
Newton medical groups by ownership
- Independent22
- Health system or hospital5
- Platform or corporate owner3
- Other organization1
Source: Dmand AI Org Hierarchy Data
6 Newton medical groups practice at a hospital site
Beyond their own offices, groups practice at the sites of care linked to them in the org hierarchy. A group can practice at several kinds of site, so the shares overlap.
Newton medical groups by site of care
- Hospitals6
- Therapy and rehab centers2
- Hospices1
- Behavioral health facilities1
Sources: Dmand AI Practice Data and Dmand AI Org Hierarchy Data
Primary care groups are the most common medical groups in Newton, with 8
Each group is counted once, under its main specialty. Rehabilitation and therapy groups are second, with 5, and 4 Newton groups are multi-specialty.
- Primary care8
- Rehabilitation and therapy5
- Behavioral and mental health4
- Eye care3
- OB/GYN and women's health3
- Anesthesia and pain1
- Dermatology1
- Emergency and hospital medicine1
- ENT and audiology1
- Orthopedics and sports medicine1
- Plastic and cosmetic surgery1
- General and specialty surgery1
- Urology and nephrology1
Source: Dmand AI Professional Profile Data
391 Massachusetts HCPs work in Newton medical groups, 186 of them physicians
Each clinician is counted once, across every Newton group they are linked to. Only clinicians with a Massachusetts address are counted.
HCPs in Newton medical groups by type
- Physicians (MD, DO)186
- Nurses and nurse practitioners66
- Behavioral health clinicians59
- Physician assistants34
- Therapists (PT and OT)25
- Other HCPs21
Source: Dmand AI Affiliation Data
Each Newton medical group profile shows the parent, sites, clinicians and identifiers
- Clinicians and specialtiesA count by specialty and a sample of the group's cliniciansOn every profile
- Practice locationsMain site and a sample of practice locations, with a count of the restOn every profile
- Medicare Part B paymentsMedicare payments to the group, from CMSOn every profile
- Group NPI and Medicare PAC IDIdentifiers for matching records across sourcesOn every profile
- Parent organizationThe health system, platform or owner above the groupOn every profile
- Every clinician and siteThe full roster and every practice locationWith a free account
- Leader and clinician contactsWork emails and mobile numbers, found on request and then validatedWith a free account
- EHR used by the group's cliniciansThe EHR in use at the group's sitesWith a free account
Free account: 30 days free, self-serve, no credit card.
Sources: Doctors and Clinicians National Downloadable File (CMS), Medicare Physician & Other Practitioners (CMS) and Dmand AI Org Hierarchy Data
Sources for the Newton medical group directory
| Data on this page | Source |
|---|---|
| Medical groups, specialties and sites | Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Professional Profile Data |
| Parent organizations and independence | Dmand AI Org Hierarchy Data |
| Physicians and HCPs | Dmand AI Affiliation Data |
| Group NPI and PAC ID | NPPES NPI Registry (CMS) and Doctors and Clinicians National Downloadable File (CMS) |
Data last refreshed October 2026Report an inaccuracyRemove my information
The directory lists groups based in Newton with a Medicare PAC ID.
FAQ
Frequently asked questions about medical groups in Newton
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
How many medical groups are in Newton?
There are 31 medical groups based in Newton with a Medicare PAC ID: 4 multi-specialty and 27 single-specialty. 19 of them have more than one site.
What is the largest medical group in Newton?
Commonwealth Anesthesia Associates, with 57 physicians and 98 HCPs with a Massachusetts address. Newton-Wellesley Hospital Department of Emergency Medicine is second with 43, and Newton Wellesley Obstetrics & Gynecology is third with 14.
How many Newton medical groups are independent?
22, or 71%, have no larger parent organization in the Dmand AI org hierarchy. 5 belong to a health system or hospital and 3 to a physician platform or corporate owner.
How many Newton medical groups practice at a hospital?
6 Newton groups practice at a hospital site linked to them in the Dmand AI org hierarchy.
How do I find a medical group's NPI or PAC ID?
Each medical group profile lists the group NPI and Medicare PAC ID at the top, with the main address and phone number. The NPI comes from the NPPES NPI Registry and the PAC ID from CMS Medicare enrollment.
Dmand AI
Find the right contacts at every Newton medical group
Search 31 groups by specialty, size and parent organization, with the physicians and leaders at each one.
- 30 days free
- Self-serve
- No credit card