NPPES file of Aug 9, 2026

Mark Christopher Allen

Anesthesiology Physician · Chattanooga, TN

Mark Christopher Allen is an anesthesiology physician with a practice address in Chattanooga, Tennessee, and NPI 1689251217, issued on Mar 28, 2021. Check the license (Tennessee 66450, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689251217
Name
Mark Christopher Allen
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
66450 TN
Self-reported in NPPES; status is on the state search
Practice location
2525 Desales Ave, Chattanooga, TN 37404
Phone
(423) 495-2525
Enumerated
Mar 28, 2021
Record last updated
Aug 25, 2025
Fax
(423) 495-6312
Medicare enrollment
Enrolled (PECOS I20250801000786); accepts Medicare assignment
Medical or professional school
University Of Alabama School Of Medicine, 2021
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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8 nearest anesthesiology physician records → All 971 in Tennessee → Look up another NPI →

Also registered at 2525 Desales Ave

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

  1. Stephen Adams, MDHospitalist Physician1598701674
  2. Danya Ahmed, MDCritical Care Medicine (Internal Medicine) Physician1568091965
  3. Raymond Alonge, CRNACertified Registered Nurse Anesthetist1366517609
  4. Nyein Aung, DPTPhysical Therapist1104759943
  5. Karen Babb, PHARM.D.Pharmacist1548394687
  6. Cheril Bailey, CRNACertified Registered Nurse Anesthetist1427024363

Verify Mark Christopher Allen 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 66450    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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Bills Medicare through one group practice

  1. Memorial Health Partners Foundation, IncChattanooga, TN

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

Mark Christopher Allen among 971 anesthesiology physician records in Tennessee

Mark Christopher Allen is one of 971 anesthesiology physician records with a practice address in Tennessee. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 94% of them.

  • NPI issued2021 · 94% of these records are older, 4% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2021 · median 2005 among the 611 with a school on file
  • Record last updated2025 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anesthesiology Physician providers in Tennessee

There are 971 anesthesiology physician records in Tennessee.

All 971 in Tennessee → Every provider in Chattanooga → Anesthesiology Physician nationwide →

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Jeffrey Balser, M.D.Chattanooga, TN 374041891760153
  2. Venkata Bareddy, M.D.Chattanooga, TN 374041538134804
  3. Noel Barron, M.D.Chattanooga, TN 374041386619666
  4. Marilyn Bean, M.D.Chattanooga, TN 374041366417545
  5. Jesse Epps, M.D.Chattanooga, TN 374041245205434
  6. Mark Gruwell, M.D.Chattanooga, TN 374041669447876
  7. Serena Lau, M.D.Chattanooga, TN 374041477528693
  8. David Musgrave, M.D.Chattanooga, TN 374041578538716

Common questions

What is Mark Christopher Allen's NPI number?

Mark Christopher Allen's National Provider Identifier (NPI) is 1689251217, issued on Mar 28, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Mark Christopher Allen located?

The NPPES record lists a practice address at 2525 Desales Ave, Chattanooga, TN, 37404. Phone: (423) 495-2525. Providers update this record themselves, so call before visiting.

How can I verify Mark Christopher Allen's license?

NPPES lists Tennessee license number 66450, 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.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.