Registry data as of Aug 27, 2026

Jeffrey Gillis, DO

Gastroenterology Physician · Jackson, TN

Jeffrey Gillis, DO is a gastroenterology physician with a practice address in Jackson, Tennessee, and NPI 1508125626, issued on May 9, 2012. Check the license on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1508125626
Name
Jeffrey Gillis
Credential
DO
Primary taxonomy
Gastroenterology Physician 207RG0100X
Practice location
27A Medical Center Dr, Jackson, TN 38301
Phone
(731) 541-8300
Enumerated
May 9, 2012
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 27A Medical Center Dr

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

  1. Anahita Anderson, FNPFamily Nurse Practitioner1306389903
  2. Melissa Baines, APNFamily Nurse Practitioner1699743039
  3. Willie Brown, CRNACertified Registered Nurse Anesthetist1518063007
  4. Alexandra Burns, FNPFamily Nurse Practitioner1780347690
  5. Tonya Burton, NPFamily Nurse Practitioner1588158455
  6. Steven Edwards, CRNACertified Registered Nurse Anesthetist1336135029

Verify Jeffrey Gillis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical ExaminersCheck 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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

62% fewer Medicare Part D claims than the average gastroenterology physician in 2024

322 Medicare Part D claims for 119 beneficiaries, against an average of 848 among the 13,066 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.

  1. Jeffrey Gillis322
  2. Specialty average848

Most prescribed

  1. Pantoprazole Sodium95 claims
  2. Creon21 claims
  3. Omeprazole19 claims
  4. Famotidine12 claims
  5. Stelara12 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 Medicare quality score for 2023: 95.8 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.

  1. Qualityout of 100 · 30% of the final score
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%95.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $297.04

15 payments, mostly food and beverage; the largest payer was Abbvie Inc.. The 10,593 providers of this specialty with any payment received $4,948.62 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jeffrey Gillis$297.04
  2. Specialty average$4,948.62

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

2 hospital and facility affiliations

  1. Gastroenterology Center OF The Midsouth PLLCJackson, TN
  2. West Tennessee Medical Group IncJackson, TN

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Gastroenterology Physician providers in Tennessee

There are 330 gastroenterology physician records in Tennessee.

Other gastroenterology physician records in Tennessee

  1. Ahmad Abu-Heija, M.D.Oak Ridge, TN1134574072
  2. Linas Adams, MDMorristown, TN1427116243
  3. Uchenna Agbim, MDMemphis, TN1649505124
  4. Nazneen Ahmed, M.D.Memphis, TN1154355592
  5. Abdullah Al-Rashdan, M.D.Memphis, TN1588831721
  6. William Alexander, M.D.Nashville, TN1609848738
  7. Maysoon Ali, MD FACPWaverly, TN1841287216
  8. Maan Anbari, M.D.Cookeville, TN1952303166
  9. Mark Anderson, MDKnoxville, TN1003993163
  10. Barrett Attarha, DOChattanooga, TN1164927950

Common questions

What is Jeffrey Gillis, DO's NPI number?

Jeffrey Gillis, DO's National Provider Identifier (NPI) is 1508125626, issued on May 9, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Jeffrey Gillis, DO located?

The NPPES record lists a practice address at 27A Medical Center Dr, Jackson, TN, 38301. Phone: (731) 541-8300. Providers update this record themselves, so call before visiting.

How can I verify Jeffrey Gillis, DO's license?

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 Jeffrey Gillis, DO prescribe under Medicare Part D?

In 2024, Jeffrey Gillis, DO had 322 Medicare Part D claims for 119 beneficiaries; the average among gastroenterology physician prescribers was 848. Part D covers Medicare prescriptions only.

What is Jeffrey Gillis, DO's Medicare quality score?

The 2023 MIPS final score is 95.8 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.