Derek R. Mullinix, MD
Family Medicine Physician · Bartlett, TN
Derek R. Mullinix, MD is a family medicine physician with a practice address in Bartlett, Tennessee, and NPI 1689628323, issued on May 19, 2006. Check the license (Tennessee 38645, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Derek R. Mullinix
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 38645 TN
Self-reported in NPPES; status is on the state search - Practice location
- 3091 Kirby Whitten Pkwy, Bartlett, TN 38134
- Phone
- (901) 752-6963
- Enumerated
- May 19, 2006
- Record last updated
- Oct 25, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (901) 759-4704
- Medicare enrollment
- Enrolled (PECOS I20040921000756); 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 3091 Kirby Whitten Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Derek R. Mullinix in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license 38645Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% more Medicare Part D claims than the average family medicine physician in 2024
6,907 Medicare Part D claims for 583 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 190 claims were for opioids.
Most prescribed
- Atorvastatin Calcium312 claims
- Rosuvastatin Calcium248 claims
- Amlodipine Besylate238 claims
- Levothyroxine Sodium190 claims
- Gabapentin181 claims
- Losartan Potassium163 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): 76.2 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: $1,588.72
79 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 3 group practices
- Baptist Memorial Medical Group, Inc.Germantown, TN
- Bmg Family Physicians Group Foundation IncBartlett, TN
- Southeastern Emergency Physicians LLCMemphis, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Derek R. Mullinix among 2,674 family medicine physician records in Tennessee
Derek R. Mullinix, MD 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 2006, is newer than 17% of them.
- NPI issued2006 · 17% of these records are older, 48% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2001 · median 2004 among the 1,685 with a school on file
- Record last updated2016 · 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).
22 family medicine physician records list a practice address in Bartlett
They are 22 of the 769 NPPES records with a practice address in Bartlett, and 2,674 family medicine physician records in Tennessee.
All 2,674 in Tennessee → Every provider in Bartlett → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Cecilia Adams, MDBartlett, TN 381341104823020
- Mohammed Bah, MDBartlett, TN 381341215939269
- Frank Chin, M.D.Memphis, TN 381341447285317
- Ramune Filipcic, MDBartlett, TN 381341831182526
- Gisele Goff, MDBartlett, TN 381341851344857
- Charolette Jackson, MDBartlett, TN 381341154446532
- Jose Laraya, M.D.Bartlett, TN 381341639120868
- Michele Neal, MDBartlett, TN 381341154314771
Common questions
What is Derek R. Mullinix, MD's NPI number?
Derek R. Mullinix, MD's National Provider Identifier (NPI) is 1689628323, issued on May 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Derek R. Mullinix, MD located?
The NPPES record lists a practice address at 3091 Kirby Whitten Pkwy, Bartlett, TN, 38134. Phone: (901) 752-6963. Providers update this record themselves, so call before visiting.
How can I verify Derek R. Mullinix, MD's license?
NPPES lists Tennessee license number 38645, 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 Derek R. Mullinix, MD prescribe under Medicare Part D?
In 2024, Derek R. Mullinix, MD had 6,907 Medicare Part D claims for 583 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Derek R. Mullinix, MD's MIPS final score?
The 2023 MIPS final score is 76.2 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.