NPPES file of Aug 9, 2026

Chimezie Uchenna Mbachi, MD

Gastroenterology Physician · Powell, TN

Chimezie Uchenna Mbachi, MD is a gastroenterology physician with a practice address in Powell, Tennessee, and NPI 1083135966, issued on Jun 30, 2017. Check the license (Tennessee MD66541, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1083135966
Name
Chimezie Uchenna Mbachi
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
MD66541 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
Jun 30, 2017
Record last updated
Jun 7, 2023
Fax
(865) 859-7339
Medicare enrollment
Enrolled (PECOS I20230613002594); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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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.

  1. Shade Adigun, APNCritical Care Medicine Nurse Practitioner1841636628
  2. Renota Adkins, APRNFamily Nurse Practitioner1245419324
  3. Yasir Akhtar, M.D.Interventional Cardiology Physician1013001098
  4. Gregory Balabanian, M.D.Infectious Disease Physician1033406277
  5. Leonard BrabsonObstetrics & Gynecology Physician1689736431
  6. Jodi Brantley, NP-CFamily Nurse Practitioner1497302814

Verify Chimezie Uchenna Mbachi 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 MD66541
    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

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

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23% fewer Medicare Part D claims than the average gastroenterology physician in 2024

622 Medicare Part D claims for 296 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.

  1. Chimezie Mbachi622
  2. Specialty average811

Most prescribed

  1. Gavilyte-G160 claims
  2. Pantoprazole Sodium107 claims
  3. Linzess59 claims
  4. Omeprazole55 claims
  5. Peg-3350 And Electrolytes45 claims
  6. Lactulose16 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.

  1. Qualityout of 100 · 30% of the final score77.7
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  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: $881.74

46 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.

  1. Chimezie Mbachi$881.74
  2. Specialty average$5,015.95

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

  1. Knoxville Hma Physician Management, LLCPowell, TN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Chimezie Uchenna Mbachi among 384 gastroenterology physician records in Tennessee

Chimezie Uchenna Mbachi, 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 2017, is newer than 92% of them.

  • NPI issued2017 · 92% of these records are older, 7% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2013 · median 2001 among the 255 with a school on file
  • Record last updated2023 · 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.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Michael Ellis, MDPowell, TN 378491386681310
  2. Mihir PatelPowell, TN 378491326677006
  3. Paul Pickholtz, MDPowell, TN 378491568578979
  4. Ray James, MDRockwood, TN 378541265436521
  5. Ahmad Abu-Heija, M.D.Oak Ridge, TN 378301134574072
  6. Clement Block, M.D.Oak Ridge, TN 378301528051174
  7. Charles Gholson, MDOak Ridge, TN 378301932192499
  8. Venkata Gourineni, MDOak Ridge, TN 378301972733616

Common questions

What is Chimezie Uchenna Mbachi, MD's NPI number?

Chimezie Uchenna Mbachi, MD's National Provider Identifier (NPI) is 1083135966, issued on Jun 30, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Chimezie Uchenna Mbachi, 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 Chimezie Uchenna Mbachi, MD's license?

NPPES lists Tennessee license number MD66541, 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 Chimezie Uchenna Mbachi, MD prescribe under Medicare Part D?

In 2024, Chimezie Uchenna Mbachi, MD had 622 Medicare Part D claims for 296 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

What is Chimezie Uchenna Mbachi, 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.