Doctor profile · Federal record

Dr. Olayinka Akinwumiju, MD

Psychiatry Physician (CMS: Psychiatry) · Psychiatry Physician · Cordova, TN

  • NPI 1831115419
  • Accepts Medicare
  • MIPS 0.0 / 100 · 2023
  • 37 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8130 Country Village Dr Ste 102
Cordova, TN 38016
(901) 308-2915
fax (901) 308-2924

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
October 3, 2023
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State licenses (2)
Tennessee #40810 · Mississippi #16950
Medicaid (4)
TN #1521381 · MS #302I264225 · AR #195422001 · MS #06729219

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831115419. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,713
Distinct HCPCS
6
Medicare allowed
$280,947
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 2,478 286 $74
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 404 120 $46
99214 Established patient office or other outpatient visit, 30-39 minutes 333 88 $117
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 221 181 $121
99238 Hospital discharge day management, 30 minutes or less 163 129 $75
80305 Testing for presence of drug, read by direct observation 114 49 $12

In context: peer comparison

Among 3 peers in this city , average services per provider: 465. This provider delivers 8.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$92
Transactions
5
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Indivior Inc. 4 $74.22
Otsuka America Pharmaceutical, Inc. 1 $17.32

By nature of payment

Food and Beverage
$92

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,439
Patients
895
Total drug cost
$97,436
Drug Type Claims Patients Total cost
Alprazolam Generic 461 57 $4,416
Benztropine Mesylate Generic 295 95 $5,155
Trazodone Hcl Generic 282 111 $4,989
Risperidone Generic 276 86 $3,890
Escitalopram Oxalate Generic 256 76 $2,977
Buspirone Hcl Generic 246 52 $5,033
Quetiapine Fumarate Generic 246 64 $8,041
Aripiprazole Generic 212 55 $18,636
Doxepin Hcl Generic 186 38 $7,300
Olanzapine Generic 178 49 $17,017

Frequently asked questions

Auto-generated from federal data
What is Dr. Olayinka Akinwumiju's medical specialty?
Dr. Olayinka Akinwumiju practices Psychiatry Physician in Cordova, TN.
Where does Dr. Olayinka Akinwumiju practice?
Dr. Olayinka Akinwumiju practices at 8130 Country Village Dr Ste 102, Cordova, TN 38016. Office phone: 9013082915.
What is Dr. Olayinka Akinwumiju's NPI?
Dr. Olayinka Akinwumiju's National Provider Identifier (NPI) is 1831115419, issued by NPPES.
Does Dr. Olayinka Akinwumiju accept Medicare assignment?
Yes. Dr. Olayinka Akinwumiju accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Olayinka Akinwumiju commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.