Barbara Onyia, MD
Internal Medicine Physician · Irving, TX
Barbara Onyia, MD is an internal medicine physician with a practice address in Irving, Texas, and NPI 1063754034, issued on Mar 18, 2013. Check the license (Texas Q2816, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Barbara Onyia
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- Q2816 TX
Self-reported in NPPES; status is on the state search - Practice location
- 2801 Gateway Dr Ste 100, Irving, TX 75063
- Phone
- (844) 388-6541
- Enumerated
- Mar 18, 2013
- Record last updated
- Apr 24, 2023
- Fax
- (844) 452-8151
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 2801 Gateway Dr Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Taura Collins-Smith, FNPNurse Practitioner1720585409
- Josephine Ndungu, NPFamily Nurse Practitioner1942690284
- James Rodriguez, PA-CMedical Physician Assistant1164777512
- Kimberly Strickland, NPGerontology Nurse Practitioner1477210599
Verify Barbara Onyia in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license Q2816Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average internal medicine physician in 2024
746 Medicare Part D claims for 170 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 75 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen49 claims
- Tizanidine Hcl46 claims
- Prednisone37 claims
- Furosemide26 claims
- Levothyroxine Sodium22 claims
- Gabapentin21 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.
Barbara Onyia among 9,175 internal medicine physician records in Texas
Barbara Onyia, MD is one of 9,175 internal 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 2013, is newer than 66% of them.
- NPI issued2013 · 66% of these records are older, 31% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2023 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
98 internal medicine physician records list a practice address in Irving
They are 98 of the 3,532 NPPES records with a practice address in Irving, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Irving → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Niranjan Banda, M.D.Irving, TX 750631659608255
- Jennifer Bashour, M.D.Irving, TX 750631922032911
- Shailendra Chavda, M.DIrving, TX 750631922132562
- Vijaya Shree Chintala, MDIrving, TX 750631548339526
- Anil Desai, MDIrving, TX 750631508809757
- Sivavasavi Dinakaran, M.DIrving, TX 750631487781282
- Tiffany Harvey, M.D.Irving, TX 750631346405636
- Bradley Jones, M.D.Irving, TX 750631902824147
Common questions
What is Barbara Onyia, MD's NPI number?
Barbara Onyia, MD's National Provider Identifier (NPI) is 1063754034, issued on Mar 18, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Barbara Onyia, MD located?
The NPPES record lists a practice address at 2801 Gateway Dr Ste 100, Irving, TX, 75063. Phone: (844) 388-6541. Providers update this record themselves, so call before visiting.
How can I verify Barbara Onyia, MD's license?
NPPES lists Texas license number Q2816, 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 Barbara Onyia, MD prescribe under Medicare Part D?
In 2024, Barbara Onyia, MD had 746 Medicare Part D claims for 170 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.