Dr Celia Mercado Ona, MD - Medicare Psychiatry & Neurology in Ewa Beach, HI

Dr Celia Mercado Ona, MD is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Ewa Beach, Hawaii. Her current practice location is 91-2301 Fort Weaver Rd, Ewa Beach, Hawaii. You can reach out to her office (for appointments etc.) via phone at (808) 671-8511.

Dr Celia Mercado Ona is licensed to practice in Hawaii (license number MD10438) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1639236243.

Contact Information

Dr Celia Mercado Ona, MD
91-2301 Fort Weaver Rd,
Ewa Beach, HI 96706-3602
(808) 671-8511
(808) 677-2570

Map and Direction




Physician's Profile

Full NameDr Celia Mercado Ona
GenderFemale
SpecialityPsychiatry & Neurology - Psychiatry
Location91-2301 Fort Weaver Rd, Ewa Beach, Hawaii
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1639236243
  • Provider Enumeration Date: 01/02/2007
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 3375597859
  • Enrollment ID: I20050308000605

Medical Identifiers

Medical identifiers for Dr Celia Mercado Ona such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1639236243NPI-NPPES
078161OtherHIUNIVERSITY HEALTH ALLIANC
252394-01MedicaidHI
990298651-96706-E049OtherHITRICARE
252394OtherHIALOHACARE
MD10438-01OtherHIMDX HAWAII

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry MD10438 (Hawaii)Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Dr Celia Mercado Ona allows following entities to bill medicare on her behalf.
Entity NameThe Queens Medical Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1487693586
PECOS PAC ID: 3476454067
Enrollment ID: O20040116000366

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr Celia Mercado Ona is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr Celia Mercado Ona, MD
Po Box 235913,
Honolulu, HI 96823-3517

Ph: (808) 671-8511
Dr Celia Mercado Ona, MD
91-2301 Fort Weaver Rd,
Ewa Beach, HI 96706-3602

Ph: (808) 671-8511

Reviews and Comments


Psychiatry & Neurology Doctors in Ewa Beach, HI

Tina P. Mai, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 91-2301 Old Ft Weaver Rd, Ewa Beach, HI 96706
Phone: 808-671-8511    
Earlene E. Strayhorn, MD
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: 91-2301 Old Ft Weaver Rd, Ewa Beach, HI 96706
Phone: 808-677-2587    
Dr. Doreen Lanae Fukushima, MD
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 91-2301 Old Ft Weaver Rd, Ewa Beach, HI 96706
Phone: 808-671-8511    
Dr. Rey R Romero, M.D
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 91-2139 Fort Weaver Rd, Suite 300, Ewa Beach, HI 96706
Phone: 808-680-0558    Fax: 808-680-0500
Andrew Justin Ruege, M.D.
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: 91-2301 Old Ft Weaver Rd, Ewa Beach, HI 96706
Phone: 808-671-8511    
Dr. David Andrew Wolkoff, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 91-2301 Fort Weaver Rd, Ewa Beach, HI 96706
Phone: 808-671-8511    Fax: 808-677-2574
Brent Ashley Burroughs, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 91-2135 Fort Weaver Rd Fl 3, Ewa Beach, HI 96706
Phone: 808-691-3135    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.