Thomas Chiaho Chiu, M.D.
Family Medicine Physician · Garland, TX
Thomas Chiaho Chiu, M.D. is a family medicine physician with a practice address in Garland, Texas, and NPI 1275586760, issued on May 18, 2006. Check the license (Texas L6321, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Thomas Chiaho Chiu
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- L6321 TX
Self-reported in NPPES; status is on the state search - Practice location
- 565 W I 30, Garland, TX 75043
- Phone
- (972) 303-3030
- Enumerated
- May 18, 2006
- Record last updated
- Apr 25, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (972) 240-1223
- Medicaid IDs
- 166069801 TX
166069802 TX - Medicare enrollment
- Enrolled (PECOS I20040615001038); accepts Medicare assignment
- Medical or professional school
- University Of Texas Southwestern Medical School At Dallas, 2001
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →
Also registered at 565 W I 30
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Edward Carew, D.O.Family Medicine Physician1841281094
- Michael Fulton, D.O.Family Medicine Physician1134109093
- Masuma Hussain, MDFamily Medicine Physician1073993051
- Zehra Hussain, DOFamily Medicine Physician1881035426
- Lori Spies, RN NPFamily Nurse Practitioner1710944996
Verify Thomas Chiaho Chiu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license L6321Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average family medicine physician in 2024
289 Medicare Part D claims for 175 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 36 claims were for opioids.
Most prescribed
- Acetaminophen-Codeine28 claims
- Azithromycin28 claims
- Prednisone25 claims
- Cephalexin19 claims
- Cefdinir15 claims
- Doxycycline Hyclate15 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
- Primary Health Physicians PLLCDallas, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thomas Chiaho Chiu among 11,119 family medicine physician records in Texas
Thomas Chiaho Chiu, M.D. is one of 11,119 family medicine physician records with a practice address in Texas. 82% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2001 · median 2004 among the 7,095 with a school on file
- Record last updated2014 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
85 family medicine physician records list a practice address in Garland
They are 85 of the 1,925 NPPES records with a practice address in Garland, and 11,119 family medicine physician records in Texas.
All 11,119 in Texas → Every provider in Garland → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Mohammed Al-Haider, MDGarland, TX 750431750640249
- Edward Carew, D.O.Garland, TX 750431841281094
- David Carlson, M.D.Garland, TX 750431700961406
- Carlton Clarke, M.D.Garland, TX 750431033153192
- Susan Delzell, NPGarland, TX 750431528391125
- Michael Fulton, D.O.Garland, TX 750431134109093
- Zehra Hussain, DOGarland, TX 750431881035426
- Masuma Hussain, MDGarland, TX 750431073993051
Common questions
What is Thomas Chiaho Chiu, M.D.'s NPI number?
Thomas Chiaho Chiu, M.D.'s National Provider Identifier (NPI) is 1275586760, issued on May 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Chiaho Chiu, M.D. located?
The NPPES record lists a practice address at 565 W I 30, Garland, TX, 75043. Phone: (972) 303-3030. Providers update this record themselves, so call before visiting.
How can I verify Thomas Chiaho Chiu, M.D.'s license?
NPPES lists Texas license number L6321, 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 Thomas Chiaho Chiu, M.D. prescribe under Medicare Part D?
In 2024, Thomas Chiaho Chiu, M.D. had 289 Medicare Part D claims for 175 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.