NPPES file of Aug 9, 2026

Celia Mercado Ona, M.D.

Psychiatry Physician · Ewa Beach, HI

Celia Mercado Ona, M.D. is a psychiatry physician with a practice address in Ewa Beach, Hawaii, and NPI 1639236243, issued on Jan 2, 2007. Check the license (Hawaii MD10438, 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
1639236243
Name
Celia Mercado Ona
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
MD10438 HI
Self-reported in NPPES; status is on the state search
Practice location
91-2301 Fort Weaver RD, Ewa Beach, HI 96706
Phone
(808) 671-8511
Enumerated
Jan 2, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(808) 677-2570
Medicaid ID
252394-01 HI
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 psychiatry physician records → All 331 in Hawaii → Look up another NPI →

Also registered at 91-2301 Fort Weaver RD

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

  1. Roma Cadinha, MSWClinical Social Worker1801047444
  2. Steven Chaplin, M.D.Psychiatry Physician1801952023
  3. Nichol HordalMental Health Occupational Therapist1891271755
  4. Gerika KaopuaCase Manager/Care Coordinator1780197947
  5. John Kim, LCSWClinical Social Worker1417990466
  6. Jaclyn Kirby, RNPsychiatric/Mental Health Registered Nurse1598916462

Verify Celia Mercado Ona in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license MD10438    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: $566.37

13 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Celia Ona$566.37
  2. Specialty average$4,954.93

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

Celia Mercado Ona among 331 psychiatry physician records in Hawaii

Celia Mercado Ona, M.D. is one of 331 psychiatry physician records with a practice address in Hawaii. 60% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 38% of them.

  • NPI issued2007 · 38% of these records are older, 43% newer
  • In a Medicare fileYes · 60% of these records are
  • In the CMS Doctors and Clinicians fileNo · 33% of these records are
  • Record last updated2007 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatry Physician providers in Hawaii

There are 331 psychiatry physician records in Hawaii.

All 331 in Hawaii → Every provider in Ewa Beach → Psychiatry Physician nationwide →

The 8 psychiatry physician records with the nearest ZIP codes

  1. Steven Chaplin, M.D.Ewa Beach, HI 967061801952023
  2. Tina Mai, M.D.Ewa Beach, HI 967061023282613
  3. Andrew Ruege, M.D.Ewa Beach, HI 967061417338708
  4. Bimmie Strausser, M.D.Ewa Beach, HI 967061669501003
  5. David Wolkoff, M.D.Ewa Beach, HI 967061548326754
  6. Joel Julian, MDKapolei, HI 967071801845870
  7. Harry Chingon, M.D.Aiea, HI 967011942242854
  8. Thomas Henry, MDAiea, HI 967011770572919

Common questions

What is Celia Mercado Ona, M.D.'s NPI number?

Celia Mercado Ona, M.D.'s National Provider Identifier (NPI) is 1639236243, issued on Jan 2, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Celia Mercado Ona, M.D. located?

The NPPES record lists a practice address at 91-2301 Fort Weaver RD, Ewa Beach, HI, 96706. Phone: (808) 671-8511. Providers update this record themselves, so call before visiting.

How can I verify Celia Mercado Ona, M.D.'s license?

NPPES lists Hawaii license number MD10438, 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.