Joyce L. Onwere, M.D.
Anesthesiology Physician · Round Rock, TX
Joyce L. Onwere, M.D. is an anesthesiology physician with a practice address in Round Rock, Texas, and NPI 1306818851, issued on Feb 7, 2006. Check the license (Texas P4605, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Joyce L. Onwere
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License numbers
- P4605 TX
47063 MN
Self-reported in NPPES; status is on the state search - Practice location
- 302 University Blvd, Round Rock, TX 78665
- Phone
- (512) 509-0200
- Enumerated
- Feb 7, 2006
- Record last updated
- Jan 6, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 884675800 MN
- Medicare enrollment
- Enrolled (PECOS I20130228000441); accepts Medicare assignment
- Medical or professional school
- University Of Pittsburgh School Of Medicine, 2003
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 4,635 in Texas → Look up another NPI →
Also registered at 302 University Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Megan Akers, WHNP-BCWomen's Health Nurse Practitioner1104397470
- Brian Anderson, D.O.Internal Medicine Physician1598886954
- Colleen BaslerOrthopedic Physical Therapist1538193768
- Mary Becker, FNPFamily Nurse Practitioner1285999177
- Jordan BeckhamPhysician Assistant1871454108
Verify Joyce L. Onwere in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license P4605Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $31.22
1 payment: food and beverage; the largest payer was Avanos Medical. The 17,774 providers of this specialty with any payment received $669.59 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.
Bills Medicare through one group practice
- Scott And White ClinicWaco, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joyce L. Onwere among 4,635 anesthesiology physician records in Texas
Joyce L. Onwere, M.D. is one of 4,635 anesthesiology physician records with a practice address in Texas. 79% 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 15% of them.
- NPI issued2006 · 15% of these records are older, 54% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2003 · median 2005 among the 3,293 with a school on file
- Record last updated2021 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anesthesiology Physician providers in Texas
There are 4,635 anesthesiology physician records in Texas.
All 4,635 in Texas → Every provider in Round Rock → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Brad Brock, MDRound Rock, TX 786651588634547
- Matthew Danley, D.O.Round Rock, TX 786651013395433
- Robert Lowry, M.D.Round Rock, TX 786651801232129
- Anna MartinRound Rock, TX 786651356796791
- Patrick Nguyen, MDRound Rock, TX 786651144675562
- Jason Parker, M.D.Round Rock, TX 786651053307785
- Bobby Perales, MDRound Rock, TX 786651760495618
- Ryan Peterson, MDRound Rock, TX 786651942610241
Common questions
What is Joyce L. Onwere, M.D.'s NPI number?
Joyce L. Onwere, M.D.'s National Provider Identifier (NPI) is 1306818851, issued on Feb 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joyce L. Onwere, M.D. located?
The NPPES record lists a practice address at 302 University Blvd, Round Rock, TX, 78665. Phone: (512) 509-0200. Providers update this record themselves, so call before visiting.
How can I verify Joyce L. Onwere, M.D.'s license?
NPPES lists Texas license number P4605, 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.
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.