NPPES file of Aug 9, 2026

William Michael Lewis, MD

Family Medicine Physician · Greenbrier, TN

William Michael Lewis, MD is a family medicine physician with a practice address in Greenbrier, Tennessee, and NPI 1316944648, issued on Jul 1, 2005. Check the license (Tennessee MD8515, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1316944648
Name
William Michael Lewis
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
MD8515 TN
Self-reported in NPPES; status is on the state search
Practice location
2557 Highway 41 S, Greenbrier, TN 37073
Phone
(615) 643-4534
Enumerated
Jul 1, 2005
Record last updated
Mar 9, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(615) 643-4537
Medicaid ID
3194832 TN
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2557 Highway 41 S

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Charles Mullins, DOFamily Medicine Physician1881628998
  2. Patricia Powers, FNPFamily Nurse Practitioner1396012399

Verify William Michael Lewis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical Examiners
    Search for license MD8515
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Tennessee license search

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100% fewer Medicare Part D claims than the average family medicine physician in 2024

13 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. William Lewis13
  2. Specialty average3,544

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.

2 family medicine physician records list a practice address in Greenbrier

They are 2 of the 28 NPPES records with a practice address in Greenbrier, and 2,674 family medicine physician records in Tennessee.

Other family medicine physician records in Tennessee

  1. Rebecca Aaron, MDClarksville, TN1285383018
  2. Richard Aasheim, M.D.Greeneville, TN1831139005
  3. James Abernathy, MDMorristown, TN1427146539
  4. Julia Abraham, MDKnoxville, TN1417417403
  5. Jahn Acevedo-Ortiz, MDSouth Fulton, TN1841936739
  6. Christopher Acker, MDKnoxville, TN1497100564
  7. Martin Acree, M.D.Memphis, TN1043217060
  8. Cecilia Adams, MDBartlett, TN1104823020
  9. David Adams, M.D.Hixson, TN1467463299
  10. Ezra Adams, DOJohnson City, TN1427518562

Common questions

What is William Michael Lewis, MD's NPI number?

William Michael Lewis, MD's National Provider Identifier (NPI) is 1316944648, issued on Jul 1, 2005. An NPI identifies a provider in billing; it is not a license.

Where is William Michael Lewis, MD located?

The NPPES record lists a practice address at 2557 Highway 41 S, Greenbrier, TN, 37073. Phone: (615) 643-4534. Providers update this record themselves, so call before visiting.

How can I verify William Michael Lewis, MD's license?

NPPES lists Tennessee license number MD8515, 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 Michael Lewis, MD prescribe under Medicare Part D?

In 2024, William Michael Lewis, MD had 13 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.