Andrew Masters, DO
Family Medicine Physician · Knoxville, TN
Andrew Masters, DO is a family medicine physician with a practice address in Knoxville, Tennessee, and NPI 1588291819, issued on Mar 25, 2020. Check the license (Tennessee 4999, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Andrew Masters
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 4999 TN
Self-reported in NPPES; status is on the state search - Practice location
- 8635 Middlebrook Pike, Knoxville, TN 37923
- Phone
- (865) 824-0079
- Enumerated
- Mar 25, 2020
- Record last updated
- Jul 5, 2023
- Fax
- (833) 908-2101
- Medicare enrollment
- Enrolled (PECOS I20230703000787); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,674 in Tennessee → Look up another NPI →
Also registered at 8635 Middlebrook Pike
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Misty Cottrell, FNP-BCFamily Nurse Practitioner1679128243
- Madison Dyar, PA-CMedical Physician Assistant1083310007
- Elizabeth Ellington, FNPFamily Nurse Practitioner1326576356
Verify Andrew Masters in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license 4999Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% more Medicare Part D claims than the average family medicine physician in 2024
4,812 Medicare Part D claims for 367 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 56 claims were for opioids.
Most prescribed
- Atorvastatin Calcium303 claims
- Levothyroxine Sodium275 claims
- Omeprazole146 claims
- Rosuvastatin Calcium141 claims
- Amlodipine Besylate135 claims
- Pantoprazole Sodium112 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.
Industry payments in 2024: $33.08
2 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 55,478 providers of this specialty with any payment received $902.55 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
- Summit Medical Group, PLLCKnoxville, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Andrew Masters among 2,674 family medicine physician records in Tennessee
Andrew Masters, DO is one of 2,674 family medicine physician records with a practice address in Tennessee. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 89% of them.
- NPI issued2020 · 89% of these records are older, 8% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2020 · median 2004 among the 1,685 with a school on file
- Record last updated2023 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
244 family medicine physician records list a practice address in Knoxville
They are 244 of the 14,339 NPPES records with a practice address in Knoxville, and 2,674 family medicine physician records in Tennessee.
All 2,674 in Tennessee → Every provider in Knoxville → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Lisa Bowling, MDKnoxville, TN 379231407891187
- William Burkhart, MDKnoxville, TN 379231003377573
- Linda Harris, MDKnoxville, TN 379231508878547
- Lance Morehead, MDKnoxville, TN 379231033155072
- James Morse, MDKnoxville, TN 379231942246988
- Robert Page, M.D.Knoxville, TN 379231871505081
- Amish Patel, M.D.Knoxville, TN 379231437470051
- Sneha Patel, M.D.Knoxville, TN 379231841559804
Common questions
What is Andrew Masters, DO's NPI number?
Andrew Masters, DO's National Provider Identifier (NPI) is 1588291819, issued on Mar 25, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Andrew Masters, DO located?
The NPPES record lists a practice address at 8635 Middlebrook Pike, Knoxville, TN, 37923. Phone: (865) 824-0079. Providers update this record themselves, so call before visiting.
How can I verify Andrew Masters, DO's license?
NPPES lists Tennessee license number 4999, 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 Andrew Masters, DO prescribe under Medicare Part D?
In 2024, Andrew Masters, DO had 4,812 Medicare Part D claims for 367 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.