Jonathan Paul Williams, MD
Neurology Physician · O Fallon, MO
Jonathan Paul Williams, MD is a neurology physician with a practice address in O Fallon, Missouri, and NPI 1700306867, issued on Jun 21, 2017. Check the license (Missouri 2021028092, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Jonathan Paul Williams
- Credential
- MD
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- 2021028092 MO
Self-reported in NPPES; status is on the state search - Practice location
- 20 Progress Point Pkwy Ste 200, O Fallon, MO 63368
- Phone
- (636) 916-7060
- Enumerated
- Jun 21, 2017
- Record last updated
- Apr 20, 2026
- Fax
- (636) 916-9421
- Medicaid ID
- 200062189 MO
- Medicare enrollment
- Enrolled (PECOS I20220706002865); accepts Medicare assignment
- Medical or professional school
- Howard University College Of Medicine, 2017
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 20 Progress Point Pkwy Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Salim Chahin, MDNeurology Physician1255539789
- Osvaldo Laurido Soto, MDNeurology Physician1942615489
- Mariah White, PA-CPhysician Assistant1659731529
Verify Jonathan Paul Williams 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 2021028092Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
68% fewer Medicare Part D claims than the average neurology physician in 2024
444 Medicare Part D claims for 64 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Levetiracetam118 claims
- Lamotrigine81 claims
- Lacosamide61 claims
- Xcopri39 claims
- Clonazepam28 claims
- Divalproex Sodium19 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): 79.3 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: $61.96
1 payment: food and beverage; the largest payer was Ucb, Inc. The 10,858 providers of this specialty with any payment received $8,318.07 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
- Washington UniversitySaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Neurology Physician providers in Missouri
There are 484 neurology physician records in Missouri.
Other neurology physician records in Missouri
- Unknown Aakriti, MDColumbia, MO1326878125
- Ahmed Abbas, MDColumbia, MO1215420740
- Ibrahim Abualnadi, M.DSaint Joseph, MO1508433509
- Nazik Abuelgasim, MDSaint Louis, MO1912494287
- Aninda Acharya, MDSaint Louis, MO1750306551
- Hamza Ahmed, MDSaint Louis, MO1679146369
- Iftekhar Ahmed, MDKansas City, MO1932286937
- Sara AhmedColumbia, MO1487388872
- Syed Ijlal Ahmed, MDCape Girardeau, MO1124602230
- Zaheer Ahmed, M.D.Chesterfield, MO1558328401
Common questions
What is Jonathan Paul Williams, MD's NPI number?
Jonathan Paul Williams, MD's National Provider Identifier (NPI) is 1700306867, issued on Jun 21, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Jonathan Paul Williams, MD located?
The NPPES record lists a practice address at 20 Progress Point Pkwy Ste 200, O Fallon, MO, 63368. Phone: (636) 916-7060. Providers update this record themselves, so call before visiting.
How can I verify Jonathan Paul Williams, MD's license?
NPPES lists Missouri license number 2021028092, 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 Jonathan Paul Williams, MD prescribe under Medicare Part D?
In 2024, Jonathan Paul Williams, MD had 444 Medicare Part D claims for 64 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.
What is Jonathan Paul Williams, MD's MIPS final score?
The 2023 MIPS final score is 79.3 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.