Michael R. Ellis, MD
Gastroenterology Physician · Powell, TN
Michael R. Ellis, MD is a gastroenterology physician with a practice address in Powell, Tennessee, and NPI 1386681310, issued on May 31, 2006. Check the license (Tennessee MD39944, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Michael R. Ellis
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- MD39944 TN
Self-reported in NPPES; status is on the state search - Practice location
- 7557B Dannaher Dr Ste 225, Powell, TN 37849
- Phone
- (865) 859-7330
- Enumerated
- May 31, 2006
- Record last updated
- Sep 1, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (865) 859-7339
- Medicaid ID
- 3332524 TN
- Medicare enrollment
- Enrolled (PECOS I20050902000104); accepts Medicare assignment
- Medical or professional school
- Boston University School Of Medicine, 1999
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 384 in Tennessee → Look up another NPI →
Also registered at 7557B Dannaher Dr Ste 225
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shade Adigun, APNCritical Care Medicine Nurse Practitioner1841636628
- Renota Adkins, APRNFamily Nurse Practitioner1245419324
- Yasir Akhtar, M.D.Interventional Cardiology Physician1013001098
- Gregory Balabanian, M.D.Infectious Disease Physician1033406277
- Leonard BrabsonObstetrics & Gynecology Physician1689736431
- Jodi Brantley, NP-CFamily Nurse Practitioner1497302814
Verify Michael R. Ellis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license MD39944Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% fewer Medicare Part D claims than the average gastroenterology physician in 2024
657 Medicare Part D claims for 285 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims.
Most prescribed
- Pantoprazole Sodium181 claims
- Gavilyte-G100 claims
- Linzess97 claims
- Omeprazole32 claims
- Peg-3350 And Electrolytes28 claims
- Propranolol Hcl21 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.
The MIPS final score for 2023 (Medicare payment program): 89.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $981.63
45 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Knoxville Hma Physician Management, LLCKnoxville, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael R. Ellis among 384 gastroenterology physician records in Tennessee
Michael R. Ellis, MD is one of 384 gastroenterology physician records with a practice address in Tennessee. 79% 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 26% of them.
- NPI issued2006 · 26% of these records are older, 37% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1999 · median 2001 among the 255 with a school on file
- Record last updated2020 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Tennessee
There are 384 gastroenterology physician records in Tennessee.
All 384 in Tennessee → Every provider in Powell → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Chimezie Mbachi, MDPowell, TN 378491083135966
- Mihir PatelPowell, TN 378491326677006
- Paul Pickholtz, MDPowell, TN 378491568578979
- Ray James, MDRockwood, TN 378541265436521
- Ahmad Abu-Heija, M.D.Oak Ridge, TN 378301134574072
- Clement Block, M.D.Oak Ridge, TN 378301528051174
- Charles Gholson, MDOak Ridge, TN 378301932192499
- Venkata Gourineni, MDOak Ridge, TN 378301972733616
Common questions
What is Michael R. Ellis, MD's NPI number?
Michael R. Ellis, MD's National Provider Identifier (NPI) is 1386681310, issued on May 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael R. Ellis, MD located?
The NPPES record lists a practice address at 7557B Dannaher Dr Ste 225, Powell, TN, 37849. Phone: (865) 859-7330. Providers update this record themselves, so call before visiting.
How can I verify Michael R. Ellis, MD's license?
NPPES lists Tennessee license number MD39944, 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 Michael R. Ellis, MD prescribe under Medicare Part D?
In 2024, Michael R. Ellis, MD had 657 Medicare Part D claims for 285 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Michael R. Ellis, MD's MIPS final score?
The 2023 MIPS final score is 89.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.