Doctor profile · Federal record

Dr. Tokunbo Williams, M.D

Psychiatry Physician (CMS: Psychiatry) · Psychiatry Physician · Riverside, CA

  • NPI 1033422274
  • Accepts Medicare
  • 37 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9990 County Farm RD
Riverside, CA 925033542
(951) 358-4770

Credentials & registration

NPPES · NUCC
NPI registered
July 2010 — 16 yrs on file
Profile last updated
December 14, 2023
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State licenses (2)
Washington #MD61473385 · Illinois #125058953

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033422274. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
65
Distinct HCPCS
1
Medicare allowed
$7,756
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 65 20 $119

In context: peer comparison

Among 13 peers in Riverside Psychiatry Physician, average services per provider: 188. This provider delivers 0.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$86
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ViiV Healthcare Company 1 $86.46

By nature of payment

Food and Beverage
$86

Frequently asked questions

Auto-generated from federal data
What is Dr. Tokunbo Williams's medical specialty?
Dr. Tokunbo Williams practices Psychiatry Physician in Riverside, CA.
Where does Dr. Tokunbo Williams practice?
Dr. Tokunbo Williams practices at 9990 County Farm RD, Riverside, CA 925033542. Office phone: 9513584770.
What is Dr. Tokunbo Williams's NPI?
Dr. Tokunbo Williams's National Provider Identifier (NPI) is 1033422274, issued by NPPES.
Does Dr. Tokunbo Williams accept Medicare assignment?
Yes. Dr. Tokunbo Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tokunbo Williams commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.