Guy Lynwood Smoak, MD
Family Medicine Physician · Oak Ridge, TN
Guy Lynwood Smoak, MD is a family medicine physician with a practice address in Oak Ridge, Tennessee, and NPI 1649238791, issued on May 1, 2006. Check the license (Tennessee 18263, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Guy Lynwood Smoak
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 18263 TN
Self-reported in NPPES; status is on the state search - Practice location
- 1 Bethel Valley RD, Oak Ridge, TN 37830
- Phone
- (865) 574-9355
- Enumerated
- May 1, 2006
- Record last updated
- Oct 14, 2024
- Fax
- (865) 574-9353
- Medicaid IDs
- 3030905 TN
3030906 TN
Q004773 TN - Medicare enrollment
- Enrolled (PECOS I20040413001365); accepts Medicare assignment
- Medical or professional school
- University Of South Carolina School Of Medicine, 1986
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,674 in Tennessee → Look up another NPI →
Also registered at 1 Bethel Valley RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jordan Digiovanni, PA-CPhysician Assistant1174039366
- Stacy Hall, RN, NPAdult Health Nurse Practitioner1346433489
- Sarah Hill, PH.D.Clinical Psychologist1528452844
- Nancy Leinart, FNP-CFamily Nurse Practitioner1720249022
- Diana Lowery, NPFamily Nurse Practitioner1952562720
Verify Guy Lynwood Smoak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license 18263Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4% more Medicare Part D claims than the average family medicine physician in 2024
3,685 Medicare Part D claims for 332 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 22 claims were for opioids.
Most prescribed
- Atorvastatin Calcium156 claims
- Levothyroxine Sodium147 claims
- Amlodipine Besylate125 claims
- Rosuvastatin Calcium125 claims
- Duloxetine Hcl91 claims
- Pantoprazole Sodium85 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 2 group practices
- Covenant Medical Group IncOak Ridge, TN
- Medexpress Urgent Care, PC - TennesseeOak Ridge, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Guy Lynwood Smoak among 2,674 family medicine physician records in Tennessee
Guy Lynwood Smoak, MD is one of 2,674 family medicine physician records with a practice address in Tennessee. 81% 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 17% of them.
- NPI issued2006 · 17% of these records are older, 48% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1986 · median 2004 among the 1,685 with a school on file
- Record last updated2024 · 54% 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 Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
38 family medicine physician records list a practice address in Oak Ridge
They are 38 of the 904 NPPES records with a practice address in Oak Ridge, and 2,674 family medicine physician records in Tennessee.
All 2,674 in Tennessee → Every provider in Oak Ridge → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Elizabeth Azel, MDOak Ridge, TN 378301396794392
- William Bell, M.D.Oak Ridge, TN 378301659353647
- Pamela Bridgeman, MDOak Ridge, TN 378301174559652
- David Compton, M.D.Oak Ridge, TN 378301184606261
- Shere Conway, M.D.Oak Ridge, TN 378301619959798
- David Heald, M.D.Oak Ridge, TN 378301578545372
- Daniel Lenoir, M.D.Oak Ridge, TN 378301861474967
- Terrence Meece, M.D.Oak Ridge, TN 378301477542033
Common questions
What is Guy Lynwood Smoak, MD's NPI number?
Guy Lynwood Smoak, MD's National Provider Identifier (NPI) is 1649238791, issued on May 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Guy Lynwood Smoak, MD located?
The NPPES record lists a practice address at 1 Bethel Valley RD, Oak Ridge, TN, 37830. Phone: (865) 574-9355. Providers update this record themselves, so call before visiting.
How can I verify Guy Lynwood Smoak, MD's license?
NPPES lists Tennessee license number 18263, 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 Guy Lynwood Smoak, MD prescribe under Medicare Part D?
In 2024, Guy Lynwood Smoak, MD had 3,685 Medicare Part D claims for 332 beneficiaries; 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.