Largest rheumatology, allergy and immunology groups in Massachusetts
- Groups
- 18
- Allergy and Immunology groups
- 18
- Allergists
- 38
- Physicians
- 53
- More than one site
- 10
There are 18 rheumatology, allergy and immunology groups in Massachusetts with a Medicare PAC ID. Northeast Allergy, Asthma & Immunology is the largest, with 8 physicians.
Find the decision makers at all 18 Massachusetts rheumatology, allergy and immunology groups
Work emails and mobile numbers for practice owners, administrators and physician leaders, found through healthcare waterfall enrichment, with a free Dmand AI account.
Northeast Allergy, Asthma & Immunology is the largest rheumatology, allergy and immunology group in Massachusetts, with 8 physicians
Ranked by physicians with a Massachusetts address linked to each group. Asthma and Allergy Affiliates, Inc. is second with 7, and Allergy & Immunology Associates of New England third with 6.
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Sort and filter all 18 Massachusetts rheumatology, allergy and immunology groups by city, parent organization, group size, EHR in use and decision makers in Dmand AI.
Sources: Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Affiliation Data
100% of Massachusetts rheumatology, allergy and immunology 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.
Massachusetts rheumatology, allergy and immunology groups by ownership
- Independent18
See the parent organization above every Massachusetts group
Dmand AI maps each group to the health system, physician platform or management company above it, so you can sell to the owner, not one site.
Source: Dmand AI Org Hierarchy Data
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Dmand AI maps the owners, administrators and physician leaders at each of the 18 Massachusetts rheumatology, allergy and immunology groups, with the parent organization above each one, and finds validated work emails and mobile numbers.
Leominster has the most rheumatology, allergy and immunology groups in Massachusetts, with 3
More Massachusetts cities with rheumatology, allergy and immunology groups
- Florence1
- Hyannis1
- Norwood1
- Pittsfield1
- South Weymouth1
- Stoneham1
- Taunton1
- Westford1
Source: Doctors and Clinicians National Downloadable File (CMS)
Each Massachusetts rheumatology, allergy and immunology 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
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Sources: Doctors and Clinicians National Downloadable File (CMS), Medicare Physician & Other Practitioners (CMS) and Dmand AI Org Hierarchy Data
Sources for the Massachusetts rheumatology, allergy and immunology group list
| 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
Groups whose main specialty is rheumatology, allergy and immunology and that have a Medicare PAC ID.
FAQ
Frequently asked questions about rheumatology, allergy and immunology groups in Massachusetts
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
How many rheumatology, allergy and immunology groups are in Massachusetts?
There are 18 rheumatology, allergy and immunology groups in Massachusetts with a Medicare PAC ID. Between them they have 38 allergists.
How many Massachusetts rheumatology, allergy and immunology groups are independent?
18, or 100%, have no larger parent organization in the Dmand AI org hierarchy.
Why are rheumatology, allergy and immunology listed together?
They share one specialty category in the Dmand AI medical group data. Each group is listed under its main specialty.
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