NPPES file of Aug 9, 2026

Ryan Tien-Si Chung, M.D.

Pediatrics Physician · Aiea, HI

Ryan Tien-Si Chung, M.D. is a pediatrics physician with a practice address in Aiea, Hawaii, and NPI 1528133410, issued on Nov 23, 2006. Check the license (Hawaii 12721, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1528133410
Name
Ryan Tien-Si Chung
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License number
12721 HI
Self-reported in NPPES; status is on the state search
Practice location
98-1079 Moanalua Road, Aiea, HI 96701
Phone
(808) 488-1943
Enumerated
Nov 23, 2006
Record last updated
Aug 10, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(808) 487-5291
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest pediatrics physician records → All 410 in Hawaii → Look up another NPI →

Also registered at 98-1079 Moanalua Road

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Francis Buto, M.D.Internal Medicine Physician1124061189
  2. Paul Chan, M.D.Pediatrics Physician1952344095
  3. Benjamin Chang, M.D.Pediatric Adolescent Medicine Physician1952344905
  4. Timothy Fei, M.D.Orthopaedic Surgery Physician1568704682
  5. Alvin Fuse, M.D.Internal Medicine Physician1871536011
  6. Jeff Healy, MDPlastic Surgery Physician1316927692

Verify Ryan Tien-Si Chung in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license 12721    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Hawaii license search

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Industry payments in 2024: $217.30

9 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ryan Chung$217.30
  2. Specialty average$842.05

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Ryan Tien-Si Chung among 410 pediatrics physician records in Hawaii

Ryan Tien-Si Chung, M.D. is one of 410 pediatrics physician records with a practice address in Hawaii. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 53% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileNo · 7% of these records are
  • Record last updated2010 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

23 pediatrics physician records list a practice address in Aiea

They are 23 of the 1,481 NPPES records with a practice address in Aiea, and 410 pediatrics physician records in Hawaii.

All 410 in Hawaii → Every provider in Aiea → Pediatrics Physician nationwide →

The 8 pediatrics physician records with the nearest ZIP codes

  1. Vernon Azuma, MD,FAAPAiea, HI 967011356395040
  2. Paul Chan, M.D.Aiea, HI 967011952344095
  3. Vanessa Fidele, MDAiea, HI 967011154492080
  4. Yoshio Futatsugi, M.D.Aiea, HI 967011104930239
  5. Agnela Isaias, MDAiea, HI 967011790772572
  6. Ranjini Kandasamy, M.D.Aiea, HI 967011700983400
  7. Alan Masuda, M.D.Aiea, HI 967011396788535
  8. Robert Ogawa, M.D.Aiea, HI 967011447207899

Common questions

What is Ryan Tien-Si Chung, M.D.'s NPI number?

Ryan Tien-Si Chung, M.D.'s National Provider Identifier (NPI) is 1528133410, issued on Nov 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ryan Tien-Si Chung, M.D. located?

The NPPES record lists a practice address at 98-1079 Moanalua Road, Aiea, HI, 96701. Phone: (808) 488-1943. Providers update this record themselves, so call before visiting.

How can I verify Ryan Tien-Si Chung, M.D.'s license?

NPPES lists Hawaii license number 12721, as entered by the provider. Search the Hawaii Medical Board at https://cca.hawaii.gov/pvl/boards/medical/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.