NPPES file of Aug 9, 2026

Mark Alan Fox, MD

Surgery Physician · Crossville, TN

Mark Alan Fox, MD is a surgery physician with a practice address in Crossville, Tennessee, and NPI 1073526596, issued on Aug 14, 2006. Check the license (Tennessee MD18036, 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
1073526596
Name
Mark Alan Fox
Credential
MD
Primary taxonomy
Surgery Physician 208600000X
License number
MD18036 TN
Self-reported in NPPES; status is on the state search
Practice location
100 Lantana RD, Crossville, TN 38555
Phone
(931) 484-5141
Enumerated
Aug 14, 2006
Record last updated
Jun 7, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(931) 484-5620
Medicaid ID
3058927 TN
Medicare enrollment
Enrolled (PECOS I20091201000002); accepts Medicare assignment
Medical or professional school
University Of Tennessee, Hsc, College Of Medicine, 1986
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 100 Lantana RD

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

  1. Tamara Collins, M.D.Internal Medicine Physician1104971308
  2. Roy McClanahanPharmacist1770805327
  3. Sandra Monday, PACPhysician Assistant1972856409
  4. Gary Morris, MDInternal Medicine Physician1982615340
  5. Robert Nichols, MDInternal Medicine Physician1154332591
  6. Dawn Oneal, RNFARegistered Nurse First Assistant1598134058

Verify Mark Alan Fox 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 MD18036
    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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9% more Medicare Part D claims than the average surgery physician in 2024

160 Medicare Part D claims for 136 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 111 claims were for opioids.

  1. Mark Fox160
  2. Specialty average147

Most prescribed

  1. Oxycodone-Acetaminophen86 claims
  2. Hydrocodone-Acetaminophen24 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): 90.1 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 score93.3
  2. Costout of 100 · 30%73.8
  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).

Bills Medicare through one group practice

  1. Covenant Medical Group IncCrossville, TN

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

Mark Alan Fox among 631 surgery physician records in Tennessee

Mark Alan Fox, MD is one of 631 surgery physician records with a practice address in Tennessee. 77% 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 16% of them.

  • NPI issued2006 · 16% of these records are older, 46% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1986 · median 2003 among the 404 with a school on file
  • Record last updated2021 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

7 surgery physician records list a practice address in Crossville

They are 7 of the 532 NPPES records with a practice address in Crossville, and 631 surgery physician records in Tennessee.

The 8 surgery physician records with the nearest ZIP codes

  1. Christopher Bell, M.D.Crossville, TN 385551669424107
  2. Amanda Garman, M.D.Crossville, TN 385551710273750
  3. Elmer Gibbs, M.D.Crossville, TN 385551841293891
  4. Donathan Ivey, MDCrossville, TN 385551427164557
  5. John Milligan, MDCrossville, TN 385551518113679
  6. Reynaldo Olaechea, MDCrossville, TN 385551013973874
  7. Muhammad Atif, MDJamestown, TN 385561407866890
  8. David Grigsby, M.D.Jamestown, TN 385561366411977

Common questions

What is Mark Alan Fox, MD's NPI number?

Mark Alan Fox, MD's National Provider Identifier (NPI) is 1073526596, issued on Aug 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Alan Fox, MD located?

The NPPES record lists a practice address at 100 Lantana RD, Crossville, TN, 38555. Phone: (931) 484-5141. Providers update this record themselves, so call before visiting.

How can I verify Mark Alan Fox, MD's license?

NPPES lists Tennessee license number MD18036, 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 Mark Alan Fox, MD prescribe under Medicare Part D?

In 2024, Mark Alan Fox, MD had 160 Medicare Part D claims for 136 beneficiaries; the average among surgery physician prescribers was 147. Part D covers Medicare prescriptions only.

What is Mark Alan Fox, MD's MIPS final score?

The 2023 MIPS final score is 90.1 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.