Guam Medicare Revenue Analysis

CMS Medicare Physician & Other Practitioners data

Guam has 207 Medicare providers who collectively received $16.7M in Medicare payments, averaging $80K per provider. Guam providers earn moderate Medicare revenue per provider, with significant opportunity to capture additional revenue through program enrollment and coding optimization.

The most common specialty is Internal Medicine with 35 providers, followed by Nurse Practitioner (23) and Family Practice (22). Internal Medicine providers in Guam average $79K annually, with room to grow through CCM, RPM, and AWV program adoption.

The largest Medicare provider concentration is in Tamuning (117 providers), with Dededo and Sinajana also serving as major healthcare hubs. Practices in these areas face competitive pressure, making revenue optimization through proper coding and program enrollment critical for financial performance.

Data: CMS Medicare Physician & Other Practitioners, 2024Coverage: 207 providers analyzedLast updated: January 2026

Total Providers

207

in Guam

Total Medicare Payment

$16.7M

Avg Payment / Provider

$80K

Total Services

535K

Guam Performance Signals

Revenue per Provider

$80,436

+0.9% vs benchmark · national avg $79,744

Provider Market Share

0.0% of US

-99.1% vs benchmark · 207 providers

CCM Adoption

3.9%

-65.7% vs benchmark · national 11.3%

RPM Adoption

0.5%

-92.5% vs benchmark · national 6.5%

AWV Completion

7.2%

-58.5% vs benchmark · national 17.5%

Key Stats

207
Total Providers(Guam)
$80K
Avg Medicare Payment(per provider)
$16.7M
Total Medicare Payments
Internal Medicine
Top Specialty(35 providers)

How This Compares

#18 of 62
National rank by avg Medicare payment
+1%vs national average
Guam Medicare Revenue

Top Opportunities

#1
Chronic Care Management (99490)
$178K potential
#2
Remote Patient Monitoring (99454)
$160K potential
#3
Annual Wellness Visits (G0438/G0439)
$125K potential
Peer group: 207 providers
Confidence: High
CMS Medicare Public Data 2024
Data year: 2024

How Guam Compares

#18
of 62 states
+1%
vs national avg
Strongest Specialty
Internal Medicine
35 providers
Biggest Program Gap
AWV (G0438)
7.2% adoption vs 17.5% national

Top Revenue Opportunities in Guam

#1

Chronic Care Management (99490)

$178K
estimated annual opportunity

Only 3.9% of providers bill CCM vs 11.3% national average. 15 additional providers could adopt CCM to close this gap.

Current: 3.9%Target: 11.3%
high confidence· 15 providers
#2

Remote Patient Monitoring (99454)

$160K
estimated annual opportunity

RPM adoption is 0.5% vs 6.5% nationally. 12 providers could implement RPM programs.

Current: 0.5%Target: 6.5%
high confidence· 12 providers
#3

Annual Wellness Visits (G0438/G0439)

$125K
estimated annual opportunity

AWV completion at 7.2% trails the 17.5% national average. 21 additional providers could offer AWV services.

Current: 7.2%Target: 17.5%
high confidence· 21 providers

Market Opportunities by Specialty

Top 50 Providers in Guam

ProviderPatientsMedicare $
Scott ShayM.D.319$1.2M
Jeffery ShayMD271$988K
Guam Surgicenter, Llc310$714K
Access Medical Transport104$706K
Hoseong YangMD PHD585$645K
Yoichi InabaM.D.1,154$576K
Peter LombardM.D.637$576K
Georgey EasowMD418$539K
Nathaniel BergMD1,111$513K
Unknown MallikarjunappaMD436$391K
Samuel FriedmanM.D.194$352K
Matthew KlocekMD, PHD369$331K
Ashish KhandelwalMD348$309K
Samir AmbraleMD180$292K
Guam Fire Department938$277K
Guam Surgicenter, Llc28$249K
Robert NervesMD, FACP, FPCP256$239K
Jarod GoodrichDO416$239K
Peachy Mae Piana-PachecoM.D.652$223K
Ramel CarlosMD365$190K
Jonathon ThorpM.D.376$189K
Sherif PhilipsMD69$175K
Hieu CampusMD236$164K
Andrew GravesM.D.263$163K
Joel Marc RubioMD283$159K
Young ChangMD367$157K
Faraz OuhadiM.D.472$153K
Peter Kh GoM.D.512$153K
Ramsey ChichakliM.D.214$150K
Eric SpakMD580$136K
Jerry CastroM.D.414$127K
James NozakiM.D.311$121K
Edgar MagcalasM.D.85$120K
Hoa NguyenMD346$118K
Matthew MarshPA-C721$118K
Marjorie DebenedictisMD244$116K
Erika AlfordMD383$110K
Daniel DebardelebenMD208$110K
John TaitanoMD305$108K
Florencio LizamaM.D.206$97K
Lisa FloresM.D.168$92K
Ugochukwu AkomaM.D.150$90K
Edwin SupitM.D.321$87K
Sarita StovallNP181$84K
Chen HuangM.D.258$84K
Leopoldo ArcillaMD473$81K
Virgilio Petero JrMD308$75K
Edison ManalotoM.D.103$73K
Leslie Anne ChuaM.D.95$70K
Brian CreghanPA-C136$70K

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