Mason C. Farris, DO
Family Medicine Physician · Springfield, MO
Mason C. Farris, DO is a family medicine physician with a practice address in Springfield, Missouri, and NPI 1518655828, issued on Apr 25, 2023. Check the license (Missouri 2024031075, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Mason C. Farris
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 2024031075 MO
Self-reported in NPPES; status is on the state search - Practice location
- 3525 E Battlefield St, Springfield, MO 65809
- Phone
- (417) 269-7600
- Enumerated
- Apr 25, 2023
- Record last updated
- Jul 1, 2026
- Fax
- (417) 269-8744
- Entity
- Type 1 · individual
Also registered at 3525 E Battlefield St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Thuy DangNurse Practitioner1376719674
- Laci Donnelly, FNPFamily Nurse Practitioner1467727321
- Jamie Durfey, M.D.Family Medicine Physician1407169881
- Bradley Gillespie, FNPFamily Nurse Practitioner1083856892
- Leah Gregory, PHARM.D.Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1730620584
- Shane Gruener, PAPhysician Assistant1154139434
Verify Mason C. Farris in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2024031075Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average family medicine physician in 2024
848 Medicare Part D claims for 86 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 13 claims were for opioids.
Most prescribed
- Gabapentin38 claims
- Pantoprazole Sodium31 claims
- Albuterol Sulfate Hfa29 claims
- Buspirone Hcl29 claims
- Lisinopril28 claims
- Famotidine26 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: $25.21
2 payments; by number, the most common kind was food and beverage; the largest payer was Dexcom, 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.
226 family medicine physician records list a practice address in Springfield
They are 226 of the 6,403 NPPES records with a practice address in Springfield, and 2,991 family medicine physician records in Missouri.
All 226 in Springfield → All 2,991 in Missouri → Every provider in Springfield →
Other family medicine physician records in Missouri
- Mohammad Abbas, DOKirksville, MO1518537679
- Brandon Abbott, D.O.Kansas City, MO1356875702
- Ann Abbott Marin, DOArnold, MO1477132421
- Mohamed Abdalaziz, MDKansas City, MO1538578075
- Karam Abdelmasih, MD, APFestus, MO1093288508
- Afsheen Abdullah Patel, MDLees Summit, MO1598070377
- Christopher Abercrombie, DOArnold, MO1093787558
- Avery Abernathy, D.O.Kansas City, MO1013207836
- Kristia Abernathy, MDSaint Louis, MO1710545405
- Grant Abkemeier, DOColumbia, MO1922933712
Common questions
What is Mason C. Farris, DO's NPI number?
Mason C. Farris, DO's National Provider Identifier (NPI) is 1518655828, issued on Apr 25, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Mason C. Farris, DO located?
The NPPES record lists a practice address at 3525 E Battlefield St, Springfield, MO, 65809. Phone: (417) 269-7600. Providers update this record themselves, so call before visiting.
How can I verify Mason C. Farris, DO's license?
NPPES lists Missouri license number 2024031075, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mason C. Farris, DO prescribe under Medicare Part D?
In 2024, Mason C. Farris, DO had 848 Medicare Part D claims for 86 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.