Medical groups in South Portland, ME
- Medical groups
- 21
- Multi-specialty
- 4
- Single-specialty
- 17
- More than one site
- 15
- 100+ physicians
- 3
There are 21 medical groups in South Portland with a Medicare PAC ID. MaineHealth Pediatric Cancer Care, Blood Disorders and IV Therapy (formerly Maine Children's Cancer Program) is the largest, with 710 Maine physicians, followed by Spectrum Healthcare Partners with 270. 71% of South Portland groups are independent.
Find the decision makers at all 21 South Portland 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.
MaineHealth Pediatric Cancer Care, Blood Disorders and IV Therapy (formerly Maine Children's Cancer Program) is the largest medical group in South Portland, with 710 physicians
Ranked by physicians with a Maine address linked to each group based in South Portland. Spectrum Healthcare Partners is second with 270, and InterMed, P.A. third with 131. 3 South Portland groups have 100 or more physicians.
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Sort and filter all 21 South Portland medical groups by specialty, 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
71% of South Portland 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.
South Portland medical groups by ownership
- Independent15
- Health system or hospital2
- Platform or corporate owner3
- Community or government1
Source: Dmand AI Org Hierarchy Data
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Dmand AI maps the owners, administrators and physician leaders at each of the 21 South Portland medical groups, with the parent organization above each one, and finds validated work emails and mobile numbers.
4 South Portland 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.
South Portland medical groups by site of care
- Hospitals4
- Ambulatory surgery centers2
- Hospices2
- FQHCs1
- Rural health clinics1
Sources: Dmand AI Practice Data and Dmand AI Org Hierarchy Data
Primary care groups are the most common medical groups in South Portland, with 10
Each group is counted once, under its main specialty. Behavioral and mental health groups are second, with 4, and 4 South Portland groups are multi-specialty.
- Primary care10
- Behavioral and mental health4
- Rehabilitation and therapy3
- Eye care2
- Radiology and imaging1
- Urology and nephrology1
Source: Dmand AI Professional Profile Data
1,885 Maine HCPs work in South Portland medical groups, 1,119 of them physicians
Each clinician is counted once, across every South Portland group they are linked to. Only clinicians with a Maine address are counted.
HCPs in South Portland medical groups by type
- Physicians (MD, DO)1,119
- Nurses and nurse practitioners313
- Physician assistants220
- Therapists (PT and OT)115
- Behavioral health clinicians63
- Other HCPs55
Source: Dmand AI Affiliation Data
Each South Portland 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 South Portland 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 South Portland with a Medicare PAC ID.
FAQ
Frequently asked questions about medical groups in South Portland
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 South Portland?
There are 21 medical groups based in South Portland with a Medicare PAC ID: 4 multi-specialty and 17 single-specialty. 15 of them have more than one site.
What is the largest medical group in South Portland?
MaineHealth Pediatric Cancer Care, Blood Disorders and IV Therapy (formerly Maine Children's Cancer Program), with 710 physicians and 1,195 HCPs with a Maine address. Spectrum Healthcare Partners is second with 270, and InterMed, P.A. is third with 131.
How many South Portland medical groups are independent?
15, or 71%, have no larger parent organization in the Dmand AI org hierarchy. 2 belong to a health system or hospital and 3 to a physician platform or corporate owner.
How many South Portland medical groups practice at a hospital?
4 South Portland 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.
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