Robert Murrah Barnett, M.D.
Internal Medicine Physician · Allen, TX
Robert Murrah Barnett, M.D. is an internal medicine physician with a practice address in Allen, Texas, and NPI 1982750816, issued on Jan 25, 2007. Check the license (Texas H4152, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Robert Murrah Barnett
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- H4152 TX
Self-reported in NPPES; status is on the state search - Practice location
- 997 Raintree Cir, Allen, TX 75013
- Phone
- (972) 390-7667
- Enumerated
- Jan 25, 2007
- Record last updated
- Mar 30, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (972) 390-1557
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 997 Raintree Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Robert Murrah Barnett in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license H4152Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
92 Medicare Part D claims for 80 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin11 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.
Robert Murrah Barnett among 9,175 internal medicine physician records in Texas
Robert Murrah Barnett, M.D. 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 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 50% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2012 · 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).
33 internal medicine physician records list a practice address in Allen
They are 33 of the 1,770 NPPES records with a practice address in Allen, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Allen → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Ali Bahrani, MDAllen, TX 750131982870416
- Tamara Barsik, MDAllen, TX 750131356320378
- Vanessa Buot, MDAllen, TX 750131851569891
- Mark Doerner, M.D.Allen, TX 750131922040872
- Le Giang, D.O.Allen, TX 750131801091525
- Jari Khan, M.D.Allen, TX 750131932155884
- Rajeshwar Kumar, MDAllen, TX 750131942256698
- Luke Ouyang, MDAllen, TX 750131629001318
Common questions
What is Robert Murrah Barnett, M.D.'s NPI number?
Robert Murrah Barnett, M.D.'s National Provider Identifier (NPI) is 1982750816, issued on Jan 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Robert Murrah Barnett, M.D. located?
The NPPES record lists a practice address at 997 Raintree Cir, Allen, TX, 75013. Phone: (972) 390-7667. Providers update this record themselves, so call before visiting.
How can I verify Robert Murrah Barnett, M.D.'s license?
NPPES lists Texas license number H4152, 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 Robert Murrah Barnett, M.D. prescribe under Medicare Part D?
In 2024, Robert Murrah Barnett, M.D. had 92 Medicare Part D claims for 80 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.