PROVIDERS' DIRECTORY

Updated on: November 11, 2026 11:08 AM

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ONLY Medicare Certified ONLY On Guam ONLY Off-island ONLY Visiting Provider ONLY Accepts Walk-in's

Preferred Provider Telemedicine Not Accepting New Patients

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Caroline Duffy, MD

FHP Health Center*

548 South Marine Corps Drive , Tamuning

(Map)

Family Medicine, Primary Care

On Guam
Preferred Provider
Languages Spoken: English

Joann Escalante-Alviz, FNP-C

American Medical Center (AMC) Mangilao*, American Medical Center (AMC) Upper Tumon*

1244 N. Marine Corps Drive, Upper Tumon , Tamuning

(Map)

Family Medicine, Primary Care

On Guam
Walk-in's Welcome
Medicare Certified
Preferred Provider
Telemedicine Possible
Languages Spoken: English

Carolyn Fruge, MSN, AGNP-C

American Medical Center (AMC) Mangilao*, American Medical Center (AMC) Upper Tumon*

1244 N. Marine Corps Drive, Upper Tumon , Tamuning

(Map)

Adult Gerontology, Family Medicine, Primary Care

(671) 647-8262

On Guam
Walk-in's Welcome
Preferred Provider
Telemedicine Possible
Languages Spoken: English

Geoffrey Galgo, MD

Guam Medical Care, LLC

744 North Marine Corps Dr., Ste. 105 , Upper Tumon

(Map)

Family Medicine, Primary Care

(671) 647-4174

On Guam
Walk-in's Welcome
Medicare Certified
Languages Spoken: English, Tagalog

Esther Guard, DO

FHP Health Center*

548 South Marine Corps Drive , Tamuning

(Map)

Family Medicine, Primary Care

On Guam
Medicare Certified
Preferred Provider
Languages Spoken: English, Korean, Spanish

William Thane Hancock, MD

FHP Health Center*

548 South Marine Corps Drive , Tamuning

(Map)

Family Medicine, Primary Care

On Guam
Preferred Provider
Languages Spoken: English

Christopher Jensen, PA-C

Medical Associates of the Pacific, LLC

Suite101 MHII Bldg. Marina Heights Business Park, MP 96950 , Saipan

(Map)

Family Medicine, Primary Care

670-783-8473

Off-island
Walk-in's Welcome
Languages Spoken: English

Kazue Johansen, PA-C

Guam Medical Care, LLC

744 North Marine Corps Dr., Ste. 105 , Upper Tumon

(Map)

Family Medicine, Physician Assistant , Primary Care

On Guam
Walk-in's Welcome
Medicare Certified
Languages Spoken: English, Japanese

Alexander Johanson, PA-C

Kagman Community Health Center

6690 Kagman Rd.

(Map)

Family Medicine

Off-island
Walk-in's Welcome
Medicare Certified
Languages Spoken: English

Nicole Joyner-Powell, DO

Kagman Community Health Center

6690 Kagman Rd.

(Map)

Family Medicine, Primary Care

Off-island
Walk-in's Welcome
Languages Spoken: English