Doctor profile · Federal record

Dr. Nisha Warikoo, M.D.

Psychiatry Physician (CMS: Psychiatry) · Child & Adolescent Psychiatry Physician · Costa Mesa, CA

  • NPI 1306164462
  • 23 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
301 Victoria St
Costa Mesa, CA 926271995
(949) 665-0453
Mailing address
19200 von Karman Ave Ste 430
Irvine, CA 926128553

Credentials & registration

NPPES · NUCC
NPI registered
May 2010 — 16 yrs on file
Profile last updated
December 19, 2023
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
California #A123598

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306164462. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
48
Distinct HCPCS
1
Medicare allowed
$2,421
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 48 15 $50

In context: peer comparison

Among 5 peers in this city , average services per provider: 98. This provider delivers 0.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$35
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
E.R. Squibb & Sons, L.L.C. 1 $34.81

By nature of payment

Food and Beverage
$35

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
73
Patients
0
Total drug cost
$26,003
Drug Type Claims Patients Total cost
Sertraline Hcl Generic 20 0 $173
Risperidone Generic 18 0 $745
Invega Sustenna (Paliperidone Palmitate) Brand 12 0 $24,697
Quetiapine Fumarate Generic 12 0 $87
Fluoxetine Hcl Generic 11 0 $301

Frequently asked questions

Auto-generated from federal data
What is Dr. Nisha Warikoo's medical specialty?
Dr. Nisha Warikoo practices Psychiatry Physician in Costa Mesa, CA.
Where does Dr. Nisha Warikoo practice?
Dr. Nisha Warikoo practices at 301 Victoria St, Costa Mesa, CA 926271995. Office phone: 9496650453.
What is Dr. Nisha Warikoo's NPI?
Dr. Nisha Warikoo's National Provider Identifier (NPI) is 1306164462, issued by NPPES.
Does Dr. Nisha Warikoo accept Medicare assignment?
Dr. Nisha Warikoo does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Nisha Warikoo commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.