Doctor profile · Federal record

Dr. Ricardo Tan, MD

Allergy Physician (CMS: Allergy/Immunology) · Los Angeles, CA

  • NPI 1255353629
  • Accepts Medicare
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1950 Sawtelle Blvd Ste 138
Los Angeles, CA 900257014
(310) 966-9022
fax (310) 966-9042
Mailing address
5219 Cedros Ave
Sherman Oaks, CA 914114016

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
March 24, 2017
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207KA0200X — NUCC code
State license (1)
California #A052236

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255353629. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,769
Distinct HCPCS
9
Medicare allowed
$126,118
HCPCS Description Services Patients Avg allowed
95165 Professional service for preparation and provision of 1 or more antigens 2,838 27 $17
95004 Test for allergy using allergenic extract 2,656 32 $5
99213 Established patient office or other outpatient visit, 20-29 minutes 422 122 $98
95117 Professional service for multiple injections of allergen 360 28 $14
96372 Injection of drug or substance under skin or into muscle 348 19 $16
94010 Test to measure expiratory airflow and volume 83 45 $31
99205 New patient office or other outpatient visit, 60-74 minutes 30 30 $237
99204 New patient office or other outpatient visit, 45-59 minutes 21 21 $180
94060 Test to measure expiratory airflow and volume changes before and after medication administration 11 11 $44

In context: peer comparison

Among 1 peers in Los Angeles Allergy Physician, average services per provider: 752. This provider delivers 9.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,171
Transactions
102
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Csl Behring 22 $393.19
Regeneron Healthcare Solutions, INC. 9 $291.77
BioCryst US Sales Co., LLC 14 $290.27
GlaxoSmithKline, LLC. 13 $274.60
Takeda Pharmaceuticals U.S.A., INC. 11 $236.71
Genzyme Corporation 11 $221.77
AstraZeneca Pharmaceuticals Lp 5 $103.83
Genentech USA, INC. 4 $95.13
Octapharma USA, INC. 3 $87.08
Pfizer INC. 5 $75.05
Novartis Pharmaceuticals Corporation 1 $26.00
Pharming Healthcare, INC. 1 $25.62
Optinose US, INC. 1 $21.50
Incyte Corporation 1 $19.85
Adma BioManufacturing LLC 1 $8.92

By nature of payment

Food and Beverage
$2,157
Consulting Fee
$9
Education
$5

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
805
Patients
234
Total drug cost
$206,065
Drug Type Claims Patients Total cost
Levocetirizine Dihydrochloride Generic 122 35 $2,130
Montelukast Sodium Generic 101 28 $1,978
Ipratropium Bromide Generic 76 18 $3,157
Fluticasone Propionate Generic 73 20 $991
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 69 32 $1,872
Azelastine Hcl Generic 56 16 $1,469
Azithromycin Generic 50 32 $281
Advair Diskus (Fluticasone Propion/Salmeterol) Brand 43 0 $22,718
Breo Ellipta (Fluticasone/Vilanterol) Brand 40 0 $24,085
Prednisone Generic 40 26 $211

Frequently asked questions

Auto-generated from federal data
What is Dr. Ricardo Tan's medical specialty?
Dr. Ricardo Tan practices Allergy Physician in Los Angeles, CA.
Where does Dr. Ricardo Tan practice?
Dr. Ricardo Tan practices at 1950 Sawtelle Blvd Ste 138, Los Angeles, CA 900257014. Office phone: 3109669022.
What is Dr. Ricardo Tan's NPI?
Dr. Ricardo Tan's National Provider Identifier (NPI) is 1255353629, issued by NPPES.
Does Dr. Ricardo Tan accept Medicare assignment?
Yes. Dr. Ricardo Tan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ricardo Tan commonly perform?
Top Medicare-reported procedures in 2023: Professional service for preparation and provision of 1 or more antigens (HCPCS 95165); Test for allergy using allergenic extract (HCPCS 95004); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.