Jason Lee Maxfield, M.D.
Sleep Medicine (Internal Medicine) Physician · Joplin, MO
Jason Lee Maxfield, M.D. is a sleep medicine (internal medicine) physician with a practice address in Joplin, Missouri, and NPI 1053572966, issued on Jun 23, 2008. Check the license (Missouri 2013019945, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Jason Lee Maxfield
- Credential
- M.D.
- Primary taxonomy
- Sleep Medicine (Internal Medicine) Physician 207RS0012X
- License number
- 2013019945 MO
Self-reported in NPPES; status is on the state search - Practice location
- 931 E 32ND St, Joplin, MO 64804
- Phone
- (417) 347-8688
- Enumerated
- Jun 23, 2008
- Record last updated
- Sep 29, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (417) 347-8693
- Medicare enrollment
- Enrolled (PECOS I20130919000385); accepts Medicare assignment
- Medical or professional school
- University Of Kansas School Of Med (Kc/Wich/Sal), 2008
- Entity
- Type 1 · individual
8 nearest sleep medicine (internal medicine) physician records → All 17 in Missouri → Look up another NPI →
Also registered at 931 E 32ND St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jennifer Berry, LCSWClinical Social Worker1255940011
- Paige Burress, FNP-CNurse Practitioner1558880799
- Henry Petry, DOGeriatric Medicine (Family Medicine) Physician1770568164
- Lea Tyler, NP-CNurse Practitioner1710267539
- Song Zang, MDRheumatology Physician1821203233
Verify Jason Lee Maxfield 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 2013019945Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% more Medicare Part D claims than the average sleep medicine (internal medicine) physician in 2024
1,063 Medicare Part D claims for 226 beneficiaries, against an average of 585 among the 852 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.
Most prescribed
- Pregabalin197 claims
- Belsomra142 claims
- Gabapentin131 claims
- Armodafinil93 claims
- Trazodone Hcl72 claims
- Dayvigo43 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): 64.7 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: $545.92
6 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 664 providers of this specialty with any payment received $3,724.37 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.
2 hospitals and group practices
- Freeman Neosho HospitalNeosho, MO · Critical Access Hospitals4 of 5 stars
- Freeman-Oak Hill Health SystemJoplin, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Jason Lee Maxfield among 17 sleep medicine (internal medicine) physician records in Missouri
Jason Lee Maxfield, M.D. is one of 17 sleep medicine (internal medicine) physician records with a practice address in Missouri. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 71% of them.
- NPI issued2008 · 71% of these records are older, 24% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2008 · median 1995 among the 11 with a school on file
- Record last updated2021 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RS0012X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Sleep Medicine (Internal Medicine) Physician providers in Missouri
There are 17 sleep medicine (internal medicine) physician records in Missouri.
All 17 in Missouri → Every provider in Joplin → Sleep Medicine (Internal Medicine) Physician nationwide →
The 8 sleep medicine (internal medicine) physician records with the nearest ZIP codes
- Essam Elkady, MDJoplin, MO 648041124125190
- Victor Georgiev, MDColumbia, MO 652121922738400
- Eric Friskel, MDLees Summit, MO 640641649236647
- Steven Gradney, M.D.Springfield, MO 658041477743839
- John Brabson, MDSpringfield, MO 658071194894337
- William Graham, M.D.Cape Girardeau, MO 637031942228028
- Richard Parcinski, D.O.Saint Peters, MO 633761295703072
- Rod Elliott-Mullens, DOSaint Louis, MO 631411447271986
Common questions
What is Jason Lee Maxfield, M.D.'s NPI number?
Jason Lee Maxfield, M.D.'s National Provider Identifier (NPI) is 1053572966, issued on Jun 23, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Jason Lee Maxfield, M.D. located?
The NPPES record lists a practice address at 931 E 32ND St, Joplin, MO, 64804. Phone: (417) 347-8688. Providers update this record themselves, so call before visiting.
How can I verify Jason Lee Maxfield, M.D.'s license?
NPPES lists Missouri license number 2013019945, 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 Jason Lee Maxfield, M.D. prescribe under Medicare Part D?
In 2024, Jason Lee Maxfield, M.D. had 1,063 Medicare Part D claims for 226 beneficiaries; the average among sleep medicine (internal medicine) physician prescribers was 585. Part D covers Medicare prescriptions only.
What is Jason Lee Maxfield, M.D.'s MIPS final score?
The 2023 MIPS final score is 64.7 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.