Ranked listRefreshed monthly

The 10 largest medical groups in Guam by practice locations

Guam Memorial Hospital Authority (Guam Memorial Hospital) and Guam Regional Medical City share the top spot in Guam, with 12 locations each. Together the 10 leaders hold 69 locations in four cities.

Updated Practice locations on file for each groupHow we ranked

  1. Guam Memorial Hospital Authority (Guam Memorial Hospital)Oka Tamuning · Multi-specialty12locations298physicians
  2. Guam Regional Medical CityDededo · Multi-specialty12locations376physicians
  3. Guam Radiology ConsultantsTamuning · Multi-specialty8locations89physicians
  4. FHP Health Center GuamTamuning · Multi-specialty7locations34physicians
  5. Guam Seventh-day Adventist ClinicTamuning · Multi-specialty6locations86physicians
  6. The Doctors' ClinicTamuning · Primary Care3locations2physicians
  7. Guam Seventh-day Adventist ClinicTamuning · Multi-specialty3locations22physicians
  8. Marianas Footcare ClinicTamuning · Podiatry2locations
  9. American Medical CenterTamuning · Primary Care2locations24physicians
  10. Todu Guam Foundation Health and Wellness CenterTamuning · Multi-specialty2locations9physicians

The 10 highest of 31 Guam medical groups that report practice locations. Ranks compare size, not quality of care.

Every medical group in Guam

The 10 top Guam medical groups hold 82% of all practice locations

31 Guam medical groups report practice locations, 84 practice locations in all. The 10 on this list hold 69 of it. The median medical group has 2 locations, so Guam Memorial Hospital Authority (Guam Memorial Hospital) is about 6 times that size.

of all practice locations at Guam medical groups that report them
82%
the size of the median Guam medical group, which has 2 locations
6×
of the 31 Guam medical groups that report practice locations
32%

How we ranked the top Guam medical groups

Measure
Practice locations on file for each group.
What counts as a group
One Medicare PAC ID. A group that bills under several names counts once.
Field
31 Guam medical groups in the Dmand AI database report practice locations.
Ties
Medical groups with the same number share a rank, so this list has 16 entries.
What a rank means
Size only. A rank compares practice locations; it says nothing about quality of care.
Refresh
Monthly. Updated Oct 28, 2026.

FAQ

Questions about the top Guam medical groups

Answers from the same data, updated monthly.

Which Guam medical group has the most practice locations?

Guam Memorial Hospital Authority (Guam Memorial Hospital) in Oka Tamuning and Guam Regional Medical City in Dededo, with 12 locations.

What are the top 10 Guam medical groups by practice locations?

Guam Memorial Hospital Authority (Guam Memorial Hospital) (12), Guam Regional Medical City (12), Guam Radiology Consultants (8), FHP Health Center Guam (7), Guam Seventh-day Adventist Clinic (6), The Doctors' Clinic (3), Guam Seventh-day Adventist Clinic (3), Marianas Footcare Clinic (2), American Medical Center (2), Todu Guam Foundation Health and Wellness Center (2).

How many practice locations does a typical Guam medical group have?

The median Guam medical group that reports practice locations has 2 locations, out of 31 that report them.

How often is this list updated?

Every month, when the Dmand AI database refreshes. This version is from Oct 28, 2026.

More ranked lists

Every ranked list
  • Ranked list

    The 10 largest medical groups in the US by practice locations

    The national ranking by practice locations.

  • Directory

    Medical groups in Guam

    Every Guam medical group in the Dmand AI directory.

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