Larissa Kaye Oneill, MD
Family Medicine Physician · Round Rock, TX
Larissa Kaye Oneill, MD is a family medicine physician with a practice address in Round Rock, Texas, and NPI 1003890963, issued on Dec 5, 2005. Check the license (Texas K1271, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Larissa Kaye Oneill
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- K1271 TX
Self-reported in NPPES; status is on the state search - Practice location
- 7200 Wyoming Spgs # 15000, Round Rock, TX 78681
- Phone
- (512) 218-8696
- Enumerated
- Dec 5, 2005
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (512) 218-9532
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →
Verify Larissa Kaye Oneill in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license K1271Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average family medicine physician in 2024
15 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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.
Larissa Kaye Oneill among 11,119 family medicine physician records in Texas
Larissa Kaye Oneill, MD 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 88% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2007 · 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).
86 family medicine physician records list a practice address in Round Rock
They are 86 of the 3,815 NPPES records with a practice address in Round Rock, and 11,119 family medicine physician records in Texas.
All 11,119 in Texas → Every provider in Round Rock → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Norma Anderson, M.D.Round Rock, TX 786811013953736
- James Boyd, M.D.Round Rock, TX 786811629073929
- Elbert David, M.D.Round Rock, TX 786811861494924
- Flint Deshazo, M.D.Round Rock, TX 786811669474623
- David Diaz, M.D.Round Rock, TX 786811033106380
- Bryan Irvin, MDRound Rock, TX 786811831104991
- Atsushi Matsubara, M.D.Round Rock, TX 786811871535195
- William Meiser, D.O.Round Rock, TX 786811962428482
Common questions
What is Larissa Kaye Oneill, MD's NPI number?
Larissa Kaye Oneill, MD's National Provider Identifier (NPI) is 1003890963, issued on Dec 5, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Larissa Kaye Oneill, MD located?
The NPPES record lists a practice address at 7200 Wyoming Spgs # 15000, Round Rock, TX, 78681. Phone: (512) 218-8696. Providers update this record themselves, so call before visiting.
How can I verify Larissa Kaye Oneill, MD's license?
NPPES lists Texas license number K1271, 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 Larissa Kaye Oneill, MD prescribe under Medicare Part D?
In 2024, Larissa Kaye Oneill, MD had 15 Medicare Part D claims; 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.