NPPES file of Aug 9, 2026

Christina J. Wai, MD

Surgical Oncology Physician · Ewa Beach, HI

Christina J. Wai, MD is a surgical oncology physician with a practice address in Ewa Beach, Hawaii, and NPI 1972720241, issued on Apr 19, 2007. Check the license (Hawaii MD20241, 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
1972720241
Name
Christina J. Wai
Credential
MD
Primary taxonomy
Surgical Oncology Physician 2086X0206X
License numbers
MD20241 HI
052326 CT
MD442112 PA
Self-reported in NPPES; status is on the state search
Practice location
91-2135 Fort Weaver RD Ste 150, Ewa Beach, HI 96706
Phone
(808) 691-3177
Enumerated
Apr 19, 2007
Record last updated
Apr 24, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(808) 691-3195
Medicaid ID
008046765 CT
Medicare enrollment
Enrolled (PECOS I20190524001152); accepts Medicare assignment
Medical or professional school
Georgetown University School Of Medicine, 2006
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 91-2135 Fort Weaver RD Ste 150

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

  1. Myrna Uytingco, M.D.Internal Medicine Physician1497790281

Verify Christina J. Wai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license MD20241
    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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30% more Medicare Part D claims than the average surgical oncology physician in 2024

113 Medicare Part D claims for 41 beneficiaries, against an average of 87 among the 1,237 providers of this specialty who prescribed in Part D. 15 claims were for opioids.

  1. Christina Wai113
  2. Specialty average87

Most prescribed

  1. Metoclopramide Hcl19 claims
  2. Metronidazole17 claims
  3. Neomycin Sulfate17 claims
  4. Peg 3350-Electrolyte14 claims
  5. Tramadol Hcl11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $120.63

2 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 1,132 providers of this specialty with any payment received $4,224.74 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Christina Wai$120.63
  2. Specialty average$4,224.74

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

Bills Medicare through one group practice

  1. Queens University Medical GroupHonolulu, HI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Surgical Oncology Physician providers in Hawaii

There are 6 surgical oncology physician records in Hawaii.

The 5 surgical oncology physician records with the nearest ZIP codes

  1. Derrick Beech, MDWailuku, HI 967931326015546
  2. David Hsiang, MDHonolulu, HI 968191376623439
  3. Briana Lau-Amii, MDHonolulu, HI 968191306144357
  4. Ryan Takamori, MDHonolulu, HI 968191811089469
  5. Julia Greene, M.D.Tripler Amc, HI 968591598024242

Common questions

What is Christina J. Wai, MD's NPI number?

Christina J. Wai, MD's National Provider Identifier (NPI) is 1972720241, issued on Apr 19, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Christina J. Wai, MD located?

The NPPES record lists a practice address at 91-2135 Fort Weaver RD Ste 150, Ewa Beach, HI, 96706. Phone: (808) 691-3177. Providers update this record themselves, so call before visiting.

How can I verify Christina J. Wai, MD's license?

NPPES lists Hawaii license number MD20241, 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.

How much does Christina J. Wai, MD prescribe under Medicare Part D?

In 2024, Christina J. Wai, MD had 113 Medicare Part D claims for 41 beneficiaries; the average among surgical oncology physician prescribers was 87. Part D covers Medicare prescriptions only.

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.

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.