Onki Cheung, MD
Gastroenterology Physician · Rockwall, TX
Onki Cheung, MD is a gastroenterology physician with a practice address in Rockwall, Texas, and NPI 1588731392, issued on Nov 29, 2006. Check the license (Texas U2807, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Onki Cheung
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- U2807 TX
A82322 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3144 Horizon RD Ste 210, Rockwall, TX 75032
- Phone
- (972) 771-2222
- Enumerated
- Nov 29, 2006
- Record last updated
- Apr 2, 2024
- Fax
- (972) 771-3350
- Medicare enrollment
- Enrolled (PECOS I20240412004158); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,478 in Texas → Look up another NPI →
Also registered at 3144 Horizon RD Ste 210
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kristie Blank, MDGastroenterology Physician1962606566
- Kaylene CuadrosFamily Nurse Practitioner1730926965
- Adil Ghafoor, M.D.Gastroenterology Physician1689109126
- Ashley Kemp, NPNurse Practitioner1790431807
- Bilal Khan, M.D.Gastroenterology Physician1417917436
- Mark Miller, M.D.Gastroenterology Physician1841250842
Verify Onki Cheung in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license U2807Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average gastroenterology physician in 2024
289 Medicare Part D claims for 108 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Gavilyte-C33 claims
- Omeprazole27 claims
- Mesalamine22 claims
- Spironolactone19 claims
- Furosemide17 claims
- Sucralfate14 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.
Bills Medicare through one group practice
- Texas Digestive Disease Consultants, PLLCRockwall, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Onki Cheung among 1,478 gastroenterology physician records in Texas
Onki Cheung, MD is one of 1,478 gastroenterology physician records with a practice address in Texas. 89% 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 14% of them.
- NPI issued2006 · 14% of these records are older, 51% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated1998 · median 2003 among the 1,175 with a school on file
- Record last updated2024 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Texas
There are 1,478 gastroenterology physician records in Texas.
All 1,478 in Texas → Every provider in Rockwall → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Kristie Blank, MDRockwall, TX 750321962606566
- Adil Ghafoor, M.D.Rockwall, TX 750321689109126
- Bilal Khan, M.D.Rockwall, TX 750321417917436
- Mark Miller, M.D.Rockwall, TX 750321841250842
- Ammar Nassri, M.DRockwall, TX 750321548689409
- Paul ParadisoRockwall, TX 750321861836108
- Ruben Sandoval, M.D.Rockwall, TX 750321205896164
- Harry Sarles, M.D.Rockwall, TX 750321861451395
Common questions
What is Onki Cheung, MD's NPI number?
Onki Cheung, MD's National Provider Identifier (NPI) is 1588731392, issued on Nov 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Onki Cheung, MD located?
The NPPES record lists a practice address at 3144 Horizon RD Ste 210, Rockwall, TX, 75032. Phone: (972) 771-2222. Providers update this record themselves, so call before visiting.
How can I verify Onki Cheung, MD's license?
NPPES lists Texas license number U2807, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Onki Cheung, MD prescribe under Medicare Part D?
In 2024, Onki Cheung, MD had 289 Medicare Part D claims for 108 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.