President & CEO (until 11/22/21) at Hawaii Dental Service. Listed as an officer, director, or key employee across 2 organizations on the Form 990 record.
Ambiguous identityThis name matches 1 other individual we could not verify as the same person. Each is kept as a separate record below — treat them as distinct people unless an explicit match is confirmed.
Organizations
2
Roles reported
2
Reported compensation
$536K
Others who share this name
1
Who this is
Profile
Everything on the left is verified from the IRS filings. The biography on the right is compiled from public web sources and grounded to that filed record.
✓ Verified from filings
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Reported as President & CEO (until 11/22/21) of Hawaii Dental Service, based in Honolulu, HI.
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Received $536K in total reported compensation on the most recent Form 990 (Part VII).
Facts extracted directly from each organization's Form 990, Part VII.
Biography Web-sourced
Former President and Chief Executive Officer of Hawaii Dental Service, the leading dental benefits provider in Hawaii serving nearly 1 million residents across Hawaii, Guam, and Saipan. Previously served as Executive Vice President and Chief Operating Officer at The Queen's Health Systems.
Compiled from public web sources (3 cited), grounded to the filed record.
Track record
Career & tenure
Real tenure, career, and education — from public web sources, what you need to vet a founder or leader beyond the filing window.
Tenure here
November 2014 – 2021 (retired)
Affiliations
Organizations
Linked as the same person by IRS Schedule R, a shared officer mailing address, or shared fellow board members.
Hawaii Dental ServicePresident & CEO (until 11/22/21) · $252.4M revenue · Honolulu, HIPROMOTE AND ENCOURAGE THE BETTERMENT OF THE GENERAL MEDICAL AND DENTAL HEALTH OF THE PUBLIC (CONTINUED) FOR THE COMMON GOOD AND GENERAL WELFARE OF…pay $834K → $536KFiled FY2022 · Source: Form 990, Part VII
$536Kreported comp
H
Hawaii Dental Service FoundationVice President (through 11/22/21) · $4.8M revenue · Honolulu, HITO PROMOTE THE WELFARE OF THE COMMUNITY AND CONTRIBUTE TO THE CHARITABLE AND HEALTH ISSUES OF THE COMMUNITY. (SEE SCHEDULE O)Filed FY2021 · Source: Form 990, Part VII
Disambiguation
Other people named Mark H Yamakawa
Different individuals who share this name, separated by IRS Schedule R, mailing address, and shared-board evidence. The 990 carries no person identifier, so some may still be the same person.
Written by other verified members of the network — visible once you're a verified person yourself.
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Public data from IRS Form 990 e-file & the Business Master File. Individuals appear here because they were named as an officer, director, or key employee on a nonprofit's Form 990; people are grouped by name plus corroborating evidence (Schedule R, shared address, shared board members). · philanthropy.org
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the organization.