Michael Alan Mackay, M.D.
Orthopaedic Surgery Physician · Oak Ridge, TN
Michael Alan Mackay, M.D. is an orthopaedic surgery physician with a practice address in Oak Ridge, Tennessee, and NPI 1710955315, issued on Mar 9, 2006. Check the license (Tennessee MD29247, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Michael Alan Mackay
- Credential
- M.D.
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- MD29247 TN
Self-reported in NPPES; status is on the state search - Practice location
- 90 Vermont Ave Ste 300, Oak Ridge, TN 37830
- Phone
- (865) 481-2541
- Enumerated
- Mar 9, 2006
- Record last updated
- Jan 15, 2026
- Fax
- (865) 483-8151
- Medicaid ID
- 3813168 TN
- Medicare enrollment
- Enrolled (PECOS I20080313000677); accepts Medicare assignment
- Medical or professional school
- Wayne State University School Of Medicine, 1992
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 467 in Tennessee → Look up another NPI →
Also registered at 90 Vermont Ave Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- William BrooksSports Medicine (Orthopaedic Surgery) Physician1659806065
- Raven Heatherly, NP-CNurse Practitioner1417456203
- Ryan Moellenkamp, PAPhysician Assistant1740673920
- Jared Orick, APRNNurse Practitioner1063904324
- Christie Snow, NPNurse Practitioner1083350516
- William Yetter, M.D.Orthopaedic Hand Surgery Physician1619323904
Verify Michael Alan Mackay in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license MD29247Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
21% more Medicare Part D claims than the average orthopaedic surgery physician in 2024
417 Medicare Part D claims for 239 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims.
Most prescribed
- Celecoxib125 claims
- Eliquis107 claims
- Meloxicam60 claims
- Amoxicillin27 claims
- Diclofenac Sodium17 claims
- Ibuprofen11 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 practice group's MIPS final score for 2023 (Medicare payment program): 91.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $419.82
12 payments; by number, the most common kind was food and beverage; the largest payer was Smith+Nephew, Inc. The 15,003 providers of this specialty with any payment received $23,022.89 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Orthotennessee PCKnoxville, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Alan Mackay among 467 orthopaedic surgery physician records in Tennessee
Michael Alan Mackay, M.D. is one of 467 orthopaedic 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 23% of them.
- NPI issued2006 · 23% of these records are older, 42% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1992 · median 2003 among the 306 with a school on file
- Record last updated2026 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery Physician providers in Tennessee
There are 467 orthopaedic surgery physician records in Tennessee.
All 467 in Tennessee → Every provider in Oak Ridge → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Edward Kahn, MDOak Ridge, TN 378301578549846
- Cletus McMahon, M.D.Oak Ridge, TN 378301285602953
- Clifford Posman, M.D.Oak Ridge, TN 378301669449658
- Jean-Francois Reat, MDOak Ridge, TN 378301033175807
- Randall Robbins, M.D.Oak Ridge, TN 378301740258334
- Samuel Swenson, MDOak Ridge, TN 378301003378720
- Ronald Christopher, MDMorristown, TN 378141467403386
- Michael Bratton, MDMorristown, TN 378131578514451
Common questions
What is Michael Alan Mackay, M.D.'s NPI number?
Michael Alan Mackay, M.D.'s National Provider Identifier (NPI) is 1710955315, issued on Mar 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael Alan Mackay, M.D. located?
The NPPES record lists a practice address at 90 Vermont Ave Ste 300, Oak Ridge, TN, 37830. Phone: (865) 481-2541. Providers update this record themselves, so call before visiting.
How can I verify Michael Alan Mackay, M.D.'s license?
NPPES lists Tennessee license number MD29247, 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 Michael Alan Mackay, M.D. prescribe under Medicare Part D?
In 2024, Michael Alan Mackay, M.D. had 417 Medicare Part D claims for 239 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.
What is Michael Alan Mackay, M.D.'s MIPS final score?
The 2023 MIPS final score is 91.5 of 100, reported for the practice group. 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.