Registry data as of Aug 27, 2026

Marcus Wagner, M.D.

Internal Medicine Physician · Chattanooga, TN

Marcus Wagner, M.D. is an internal medicine physician with a practice address in Chattanooga, Tennessee, and NPI 1770780686, issued on Jul 3, 2007. 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
1770780686
Name
Marcus Wagner
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
605 Glenwood Drive, Chattanooga, TN 37404
Phone
(423) 698-1844
Enumerated
Jul 3, 2007
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 605 Glenwood Drive

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

  1. Bertrand Anz, M.D.Internal Medicine Physician1205996014
  2. Eric Ellis, M.D.Specialist1477528644
  3. Ann Rybolt, MDInternal Medicine Physician1750375333
  4. Betsy Washburn, MDSurgical Oncology Physician1831210152
  5. Mark Womack, M.D.Hematology & Oncology Physician1689887788

Verify Marcus Wagner 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.

94% fewer Medicare Part D claims than the average internal medicine physician in 2024

156 Medicare Part D claims for 87 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Marcus Wagner156
  2. Specialty average2,785

Most prescribed

  1. Sucralfate24 claims
  2. Lidocaine Hcl Viscous18 claims
  3. Pentoxifylline16 claims
  4. Tamsulosin Hcl13 claims
  5. Bupropion Hcl Sr12 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.

No measured Medicare quality score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

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

2 hospital and facility affiliations

  1. Memorial Health Partners Foundation, IncChattanooga, TN
  2. Tennessee Oncology PLLCRinggold, GA

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.

194 internal medicine physician records list a Chattanooga practice address

They are 194 of the 7,377 NPPES records with a Chattanooga practice address, and 2,907 internal medicine physician records in Tennessee.

Other internal medicine physician records in Tennessee

  1. Damon Abaray, MDNashville, TN1275680134
  2. Samuel Abbas, MDHixson, TN1497105373
  3. Matthew Abbate, MDNashville, TN1982796306
  4. Kazeen Abdullah, M.D.Smyrna, TN1790084929
  5. Sarmed Abdullah, M.D.Lexington, TN1588755359
  6. Mark Abi Nader, M.D.Memphis, TN1841538147
  7. Mouna Abouamara, MDJohnson City, TN1447324603
  8. Betty Abraham, MDChattanooga, TN1093923633
  9. Vandana Abramson, MDNashville, TN1154359602
  10. Tarek Absi, MDNashville, TN1578647681

Common questions

What is Marcus Wagner, M.D.'s NPI number?

Marcus Wagner, M.D.'s National Provider Identifier (NPI) is 1770780686, issued on Jul 3, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Marcus Wagner, M.D. located?

The NPPES record lists a practice address at 605 Glenwood Drive, Chattanooga, TN, 37404. Phone: (423) 698-1844. Providers update this record themselves, so call before visiting.

How can I verify Marcus Wagner, M.D.'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 Marcus Wagner, M.D. prescribe under Medicare Part D?

In 2024, Marcus Wagner, M.D. had 156 Medicare Part D claims for 87 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

What is Marcus Wagner, M.D.'s Medicare quality score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.