John Ramsey Ferguson, MD
Internal Medicine Physician · Lawrenceburg, TN
John Ramsey Ferguson, MD is an internal medicine physician with a practice address in Lawrenceburg, Tennessee, and NPI 1538804091, issued on Apr 29, 2022. Check the license (Tennessee 69934, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- John Ramsey Ferguson
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 69934 TN
Self-reported in NPPES; status is on the state search - Practice location
- 1607 S Locust Ave, Lawrenceburg, TN 38464
- Phone
- (931) 762-6571
- Enumerated
- Apr 29, 2022
- Record last updated
- Jun 18, 2025
- Medicare enrollment
- Enrolled (PECOS I20250403000713); may accept Medicare assignment
- Medical or professional school
- University Of Tennessee, Hsc, College Of Medicine, 2022
- Entity
- Type 1 · individual
Also registered at 1607 S Locust Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Ramsey Ferguson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license 69934Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average internal medicine physician in 2024
323 Medicare Part D claims for 65 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate26 claims
- Atorvastatin Calcium17 claims
- Jardiance15 claims
- Metformin Hcl14 claims
- Mounjaro14 claims
- Albuterol Sulfate Hfa12 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
- Apogee Medical Group Tennessee PCLawrenceburg, TN
- Warner Physician Services PCNashville, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
6 internal medicine physician records list a practice address in Lawrenceburg
They are 6 of the 375 NPPES records with a practice address in Lawrenceburg, and 2,596 internal medicine physician records in Tennessee.
All 6 in Lawrenceburg → All 2,596 in Tennessee → Every provider in Lawrenceburg →
Other internal medicine physician records in Tennessee
- John Aaron, MDClarksville, TN1629019922
- Damon Abaray, MDNashville, TN1275680134
- Samuel Abbas, MDHixson, TN1497105373
- Matthew Abbate, MDNashville, TN1982796306
- Sarmed Abdullah, M.D.Lexington, TN1588755359
- Temidayo Abe, MDNashville, TN1366947798
- Ahad Abid, MDNashville, TN1316500176
- Mouna Abouamara, MDJohnson City, TN1447324603
- Betty Abraham, MDChattanooga, TN1093923633
- Rawan Abu-Zeitoon, M.DKingsport, TN1265621072
Common questions
What is John Ramsey Ferguson, MD's NPI number?
John Ramsey Ferguson, MD's National Provider Identifier (NPI) is 1538804091, issued on Apr 29, 2022. An NPI identifies a provider in billing; it is not a license.
Where is John Ramsey Ferguson, MD located?
The NPPES record lists a practice address at 1607 S Locust Ave, Lawrenceburg, TN, 38464. Phone: (931) 762-6571. Providers update this record themselves, so call before visiting.
How can I verify John Ramsey Ferguson, MD's license?
NPPES lists Tennessee license number 69934, 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 John Ramsey Ferguson, MD prescribe under Medicare Part D?
In 2024, John Ramsey Ferguson, MD had 323 Medicare Part D claims for 65 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.