William S. Dallas, M.D.
Surgery Physician · Oak Ridge, TN
William S. Dallas, M.D. is a surgery physician with a practice address in Oak Ridge, Tennessee, and NPI 1326024308, issued on Dec 21, 2005. Check the license (Tennessee MD020500, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- William S. Dallas
- Credential
- M.D.
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- MD020500 TN
Self-reported in NPPES; status is on the state search - Practice location
- 120 Administration RD, Oak Ridge, TN 37830
- Phone
- (865) 483-7030
- Enumerated
- Dec 21, 2005
- Record last updated
- Oct 3, 2022
- Fax
- (865) 483-3954
- Medicaid ID
- Q009776 TN
- Medicare enrollment
- Enrolled (PECOS I20100803000739); accepts Medicare assignment
- Medical or professional school
- University Of Tennessee, Hsc, College Of Medicine, 1988
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 631 in Tennessee → Look up another NPI →
Also registered at 120 Administration RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Abigail Asbury, PA-CPhysician Assistant1891401261
- Ashley DaySurgery Physician1285263624
- Jacob Gingerich, DOSurgery Physician1619394855
- Daniel Graves, M.D.Surgery Physician1548557457
- David Koelsch, MDSurgery Physician1013919489
- David Long, M.D.Surgery Physician1881670669
Verify William S. Dallas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license MD020500Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.6 times the Medicare Part D claims of the average surgery physician in 2024
526 Medicare Part D claims for 194 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. 125 claims were for opioids.
Most prescribed
- Clopidogrel97 claims
- Hydrocodone-Acetaminophen87 claims
- Cilostazol34 claims
- Cephalexin32 claims
- Tramadol Hcl25 claims
- Eliquis21 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
- Covenant Medical Group IncOak Ridge, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William S. Dallas among 631 surgery physician records in Tennessee
William S. Dallas, M.D. is one of 631 surgery physician records with a practice address in Tennessee. 77% 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, 84% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1988 · median 2003 among the 404 with a school on file
- Record last updated2022 · 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 208600000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgery Physician providers in Tennessee
There are 631 surgery physician records in Tennessee.
All 631 in Tennessee → Every provider in Oak Ridge → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Frances Cross, M.D.Oak Ridge, TN 378301609852680
- Ashley DayOak Ridge, TN 378301285263624
- Jacob Gingerich, DOOak Ridge, TN 378301619394855
- Daniel Graves, M.D.Oak Ridge, TN 378301548557457
- David Koelsch, MDOak Ridge, TN 378301013919489
- David Long, M.D.Oak Ridge, TN 378301881670669
- Joseph Metcalf, MDOak Ridge, TN 378301356332126
- Robert Ampudia, M.D.Newport, TN 378211437127610
Common questions
What is William S. Dallas, M.D.'s NPI number?
William S. Dallas, M.D.'s National Provider Identifier (NPI) is 1326024308, issued on Dec 21, 2005. An NPI identifies a provider in billing; it is not a license.
Where is William S. Dallas, M.D. located?
The NPPES record lists a practice address at 120 Administration RD, Oak Ridge, TN, 37830. Phone: (865) 483-7030. Providers update this record themselves, so call before visiting.
How can I verify William S. Dallas, M.D.'s license?
NPPES lists Tennessee license number MD020500, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William S. Dallas, M.D. prescribe under Medicare Part D?
In 2024, William S. Dallas, M.D. had 526 Medicare Part D claims for 194 beneficiaries; the average among surgery physician prescribers was 147. 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.