Doctor profile · Federal record

Dr. Jonathan Tsao, D.O

Family Medicine Physician (CMS: Family Practice) · Laguna Niguel, CA

  • NPI 1225071384
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
27321 la Paz RD Ste A
Laguna Niguel, CA 926773629
(949) 643-9111
Additional location
400 N Pepper Ave
Colton, CA 923241801
(909) 580-1400
Mailing address
2100 Powell St, Ste 920
Emeryville, CA 946081826

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
January 30, 2024
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #20A6926

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225071384. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
187
Distinct HCPCS
4
Medicare allowed
$23,468
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 97 88 $139
99204 New patient office or other outpatient visit, 45-59 minutes 45 45 $180
81002 Urinalysis, manual test 27 25 $3
99213 Established patient office or other outpatient visit, 20-29 minutes 18 18 $99

In context: peer comparison

Among 8 peers in Laguna Niguel Family Medicine Physician, average services per provider: 66. This provider delivers 2.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$90
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Sanofi-Aventis U.S. LLC 2 $42.94
AstraZeneca Pharmaceuticals Lp 1 $23.65
Novo Nordisk INC 1 $22.93

By nature of payment

Food and Beverage
$90

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
126
Patients
111
Total drug cost
$1,452
Drug Type Claims Patients Total cost
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 29 28 $263
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 23 22 $355
Azithromycin Generic 21 21 $102
Mupirocin Generic 16 15 $145
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 14 14 $431
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 12 0 $75
Cephalexin Generic 11 11 $80

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jonathan Tsao's medical specialty?
Dr. Jonathan Tsao practices Family Medicine Physician in Laguna Niguel, CA.
Where does Dr. Jonathan Tsao practice?
Dr. Jonathan Tsao practices at 27321 la Paz RD Ste A, Laguna Niguel, CA 926773629. Office phone: 9496439111.
What is Dr. Jonathan Tsao's NPI?
Dr. Jonathan Tsao's National Provider Identifier (NPI) is 1225071384, issued by NPPES.
Does Dr. Jonathan Tsao accept Medicare assignment?
Yes. Dr. Jonathan Tsao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Tsao commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Urinalysis, manual test (HCPCS 81002). Source: CMS Medicare Physician & Other Practitioners file.