Sunil John, MD
Internal Medicine Physician · Knoxville, TN
Sunil John, MD is an internal medicine physician with a practice address in Knoxville, Tennessee, and NPI 1912952177, issued on May 24, 2006. Check the license (Tennessee MD24852, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Sunil John
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD24852 TN
Self-reported in NPPES; status is on the state search - Practice location
- 6600 Nightingale LN, Knoxville, TN 37909
- Phone
- (865) 632-5885
- Enumerated
- May 24, 2006
- Record last updated
- Aug 20, 2025
- Fax
- (865) 374-2164
- Medicaid ID
- 3078745 TN
- Medicare enrollment
- Enrolled (PECOS I20060420000609); accepts Medicare assignment
- Medical or professional school
- University Of Tennessee, Hsc, College Of Medicine, 1990
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,596 in Tennessee → Look up another NPI →
Also registered at 6600 Nightingale LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- James Alley, MDInternal Medicine Physician1295780369
- Michael Bernard, MDInternal Medicine Physician1386633949
- Saeed Etezadi-Amoli, MDInternal Medicine Physician1669427142
- David Jerden, MDInternal Medicine Physician1255376513
- Douglas Marlow, MDInternal Medicine Physician1659360295
- John Mottern, DOInternal Medicine Physician1720783921
Verify Sunil John in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license MD24852Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.3 times the Medicare Part D claims of the average internal medicine physician in 2024
16,703 Medicare Part D claims for 667 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 699 claims were for opioids.
Most prescribed
- Levothyroxine Sodium824 claims
- Atorvastatin Calcium541 claims
- Gabapentin442 claims
- Rosuvastatin Calcium431 claims
- Pantoprazole Sodium381 claims
- Omeprazole330 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 IncLoudon, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sunil John among 2,596 internal medicine physician records in Tennessee
Sunil John, MD is one of 2,596 internal medicine physician records with a practice address in Tennessee. 80% 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 15% of them.
- NPI issued2006 · 15% of these records are older, 46% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1990 · median 2003 among the 1,705 with a school on file
- Record last updated2025 · 56% 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 Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
237 internal medicine physician records list a practice address in Knoxville
They are 237 of the 14,339 NPPES records with a practice address in Knoxville, and 2,596 internal medicine physician records in Tennessee.
All 2,596 in Tennessee → Every provider in Knoxville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- James Alley, MDKnoxville, TN 379091295780369
- Michael Bernard, MDKnoxville, TN 379091386633949
- Richard Coffey, MDKnoxville, TN 379091427085356
- Saeed Etezadi-Amoli, MDKnoxville, TN 379091669427142
- Carla Gillespie, MDKnoxville, TN 379091295762276
- David Jerden, MDKnoxville, TN 379091255376513
- Joanna King, MDKnoxville, TN 379091154399053
- Douglas Marlow, MDKnoxville, TN 379091659360295
Common questions
What is Sunil John, MD's NPI number?
Sunil John, MD's National Provider Identifier (NPI) is 1912952177, issued on May 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sunil John, MD located?
The NPPES record lists a practice address at 6600 Nightingale LN, Knoxville, TN, 37909. Phone: (865) 632-5885. Providers update this record themselves, so call before visiting.
How can I verify Sunil John, MD's license?
NPPES lists Tennessee license number MD24852, 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 Sunil John, MD prescribe under Medicare Part D?
In 2024, Sunil John, MD had 16,703 Medicare Part D claims for 667 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.