Medical groups in Guam
- Medical groups
- 31
- Multi-specialty
- 12
- Single-specialty
- 19
- More than one site
- 16
There are 31 medical groups in Guam with a Medicare PAC ID. Guam Memorial Hospital Authority (Guam Memorial Hospital) is the largest, with 31 Guam physicians. Guam Radiology Consultants has the most physicians across its groups, 3, and 52% of Guam groups are independent.
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Guam Memorial Hospital Authority (Guam Memorial Hospital) is the largest medical group in Guam, with 31 physicians
Ranked by physicians with a Guam address linked to each group. Guam Regional Medical City is second with 24, and Hafa Adai Specialists Group third with 3.
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Sort and filter all 31 Guam medical groups by specialty, city, parent organization, group size, EHR in use and decision makers in Dmand AI.
Showing 1 to 10 of 31 medical groups in Guam
Sources: Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Affiliation Data
Guam Radiology Consultants has the most physicians in Guam medical groups, with 3 across 2 groups
Dmand AI maps every medical group to its parent organization, up to the health system or platform at the top. 2 parent organizations have two or more Guam medical groups. Each clinician counts once per parent organization.
- Guam Radiology Consultants
- Guam Radiology Consultants
- Guam Medical Imaging Center
See every medical group, site and clinician under Guam Radiology Consultants
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 Guam medical groups, with the parent organization above each one, and finds validated work emails and mobile numbers.
52% of Guam 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.
Guam medical groups by ownership
- Independent16
- Health system or hospital3
- Platform or corporate owner1
- Community or government2
- Other organization9
Source: Dmand AI Org Hierarchy Data
13 Guam 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.
Guam medical groups by site of care
- Hospitals13
- Ambulatory surgery centers3
Sources: Dmand AI Practice Data and Dmand AI Org Hierarchy Data
Primary care groups are the most common medical groups in Guam, with 16
Each group is counted once, under its main specialty. Radiology and imaging groups are second, with 5, and 12 Guam groups are multi-specialty.
- Primary care16
- Radiology and imaging5
- General and specialty surgery2
- Anesthesia and pain1
- Behavioral and mental health1
- Dermatology1
- ENT and audiology1
- Eye care1
- Pediatrics1
- Podiatry1
- Rehabilitation and therapy1
Source: Dmand AI Professional Profile Data
65 Guam HCPs work in Guam medical groups, 44 of them physicians
Each clinician is counted once, across every Guam group they are linked to. Only clinicians with a Guam address are counted.
HCPs in Guam medical groups by type
- Physicians (MD, DO)44
- Nurses and nurse practitioners9
- Non-clinical and support staff4
- Physician assistants2
- Behavioral health clinicians1
- Other HCPs5
Source: Dmand AI Affiliation Data
Tamuning has the most medical groups in Guam, with 24
Source: Doctors and Clinicians National Downloadable File (CMS)
Each Guam 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 Guam 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 with a Medicare PAC ID.
FAQ
Frequently asked questions about medical groups in Guam
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 Guam?
There are 31 medical groups in Guam with a Medicare PAC ID: 12 multi-specialty and 19 single-specialty.
What is the largest medical group in Guam?
Guam Memorial Hospital Authority (Guam Memorial Hospital) in Oka Tamuning, with 31 physicians and 37 HCPs with a Guam address. Guam Regional Medical City is second with 24, and Hafa Adai Specialists Group is third with 3.
Which health system has the most medical groups in Guam?
By physicians, Guam Radiology Consultants, with 3 across 2 groups, followed by Guam-Micronesia Mission of Seventh-Day Adventists with 1.
How many Guam medical groups are independent?
16, or 52%, have no larger parent organization in the Dmand AI org hierarchy. 3 belong to a health system or hospital and 1 to a physician platform or corporate owner.
How many Guam medical groups practice at a hospital?
13 Guam 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.
How do I find decision makers at Guam medical groups?
Open a group's profile for its parent organization and leaders, then get work emails and mobile numbers through Dmand AI's healthcare waterfall enrichment. 30 days free, self-serve, no credit card.
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