Ronald Chock, M.D.
Otolaryngology Physician · Honolulu, HI
Ronald Chock, M.D. is an otolaryngology physician with a practice address in Honolulu, Hawaii, and NPI 1891812236, issued on Mar 22, 2007. Check the license (Hawaii 5074, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.
- Name
- Ronald Chock
- Credential
- M.D.
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License number
- 5074 HI
Self-reported in NPPES; status is on the state search - Practice location
- 321 N Kuakini St, Honolulu, HI 96817
- Phone
- (808) 537-2895
- Enumerated
- Mar 22, 2007
- Record last updated
- Oct 5, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (808) 537-2010
- Medicaid ID
- 01900702 HI
- Entity
- Type 1 · individual
8 nearest otolaryngology physician records → All 41 in Hawaii → Look up another NPI →
Also registered at 321 N Kuakini St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jared Acoba, M.D.Hematology & Oncology Physician1508889338
- Thomas Au, MDInternal Medicine Physician1184770463
- Timothy Au, M.D.Internal Medicine Physician1518287598
- Steven Azuma, M.D.Cardiovascular Disease Physician1518966233
- Arlene Baldillo, D.O.Obstetrics & Gynecology Physician1124234331
- Baron Ching, M.D.Internal Medicine Physician1003959065
Verify Ronald Chock in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersHawaii Medical Board
Search for license 5074Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
58% fewer Medicare Part D claims than the average otolaryngology physician in 2024
226 Medicare Part D claims for 115 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.
Most prescribed
- Fluticasone Propionate58 claims
- Cefuroxime28 claims
- Famotidine18 claims
- Azelastine Hcl14 claims
- Ciprofloxacin-Dexamethasone14 claims
- Omeprazole13 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: $16.59
1 payment: food and beverage; the largest payer was Genzyme Corporation. The 6,429 providers of this specialty with any payment received $1,922.50 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Ronald Chock among 41 otolaryngology physician records in Hawaii
Ronald Chock, M.D. is one of 41 otolaryngology physician records with a practice address in Hawaii. 66% 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 46% of them.
- NPI issued2007 · 46% of these records are older, 39% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileNo · 56% of these records are
- Record last updated2007 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Otolaryngology Physician providers in Hawaii
There are 41 otolaryngology physician records in Hawaii.
All 41 in Hawaii → Every provider in Honolulu → Otolaryngology Physician nationwide →
The 8 otolaryngology physician records with the nearest ZIP codes
- Meredith PangHonolulu, HI 968171477585784
- Piali Dattaray, M.D.Honolulu, HI 968191649469800
- Charissa Kahue, MDHonolulu, HI 968191265852305
- Jae Lim, MDHonolulu, HI 968191023209566
- Mark McKenney, MDHonolulu, HI 968191497819270
- Bradford Na Pier, MDHonolulu, HI 968191447396478
- Marcelo Obando, MDHonolulu, HI 968191184788986
- Richard Pang, MDHonolulu, HI 968191689738486
Common questions
What is Ronald Chock, M.D.'s NPI number?
Ronald Chock, M.D.'s National Provider Identifier (NPI) is 1891812236, issued on Mar 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ronald Chock, M.D. located?
The NPPES record lists a practice address at 321 N Kuakini St, Honolulu, HI, 96817. Phone: (808) 537-2895. Providers update this record themselves, so call before visiting.
How can I verify Ronald Chock, M.D.'s license?
NPPES lists Hawaii license number 5074, 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 Ronald Chock, M.D. prescribe under Medicare Part D?
In 2024, Ronald Chock, M.D. had 226 Medicare Part D claims for 115 beneficiaries; the average among otolaryngology physician prescribers was 541. 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.