Tokunbo Labisi Williams, M.D
Psychiatry Physician · Riverside, CA
Tokunbo Labisi Williams, M.D is a psychiatry physician with a practice address in Riverside, California, and NPI 1033422274, issued on Jul 16, 2010. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Tokunbo Labisi Williams
- Credential
- M.D
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- MD61473385 WA
125058953 IL
Self-reported in NPPES; status is on the state search - Practice location
- 9990 County Farm RD, Riverside, CA 92503
- Phone
- (951) 358-4770
- Enumerated
- Jul 16, 2010
- Record last updated
- Dec 14, 2023
- Medicare enrollment
- Enrolled (PECOS I20150105001897); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Also registered at 9990 County Farm RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Marisa AdamMental Health Counselor1386860906
- Musaab Ali, MDPsychiatry Physician1437618725
- Neville Allen, PEER SUPPORTPeer Specialist1194189001
- Cheryle Anderson, LVNLicensed Practical Nurse1912292327
- Selina Anderson, RNRegistered Nurse1922547124
- Trieste ArringtonPeer Specialist1447613567
Verify Tokunbo Labisi Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of CaliforniaCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average psychiatry physician in 2024
98 Medicare Part D claims for 24 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
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: $86.46
1 payment: food and beverage; the largest payer was ViiV Healthcare Company. The 13,693 providers of this specialty with any payment received $4,954.93 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 2 group practices
- Cep America - Psychiatry PCColton, CA
- County OF RiversideRiverside, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tokunbo Labisi Williams among 8,673 psychiatry physician records in California
Tokunbo Labisi Williams, M.D is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 60% of them.
- NPI issued2010 · 60% of these records are older, 37% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 38% of these records are
- Graduated1989 · median 2005 among the 3,295 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 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
134 psychiatry physician records list a practice address in Riverside
They are 134 of the 13,893 NPPES records with a practice address in Riverside, and 8,673 psychiatry physician records in California.
All 8,673 in California → Every provider in Riverside → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Thomas Bowlus, MDRiverside, CA 925031154492072
- Ellison Chang, MDRiverside, CA 925031508906181
- Jerry Dennis, M.D.Riverside, CA 925031841344348
- David Dinicola, M.D.Riverside, CA 925031205966082
- Loretta Howitt, MDRiverside, CA 925031972670826
- Neeta Kumari, M.D., MPHRiverside, CA 925031508094830
- Ramesh Patel, M.D.Riverside, CA 925031912044520
- Terry Petersen, M.D.Riverside, CA 925031093873978
Common questions
What is Tokunbo Labisi Williams, M.D's NPI number?
Tokunbo Labisi Williams, M.D's National Provider Identifier (NPI) is 1033422274, issued on Jul 16, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Tokunbo Labisi Williams, M.D located?
The NPPES record lists a practice address at 9990 County Farm RD, Riverside, CA, 92503. Phone: (951) 358-4770. Providers update this record themselves, so call before visiting.
How can I verify Tokunbo Labisi Williams, M.D's license?
Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Tokunbo Labisi Williams, M.D prescribe under Medicare Part D?
In 2024, Tokunbo Labisi Williams, M.D had 98 Medicare Part D claims for 24 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.