Doctor profile · Federal record

Dr. Alonso Chan, PA-C

Physician Assistant · Chula Vista, CA

  • NPI 1831525286
  • Accepts Medicare
  • 14 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
299 J St
Chula Vista, CA 919105831
(858) 554-1212
Mailing address
9850 Genesee Ave Ste 320
La Jolla, CA 920371208

Credentials & registration

NPPES · NUCC
NPI registered
September 2013 — 13 yrs on file
Profile last updated
May 21, 2019
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
California #23195

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831525286. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
200
Distinct HCPCS
3
Medicare allowed
$19,951
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 115 36 $116
36415 Insertion of needle into vein for collection of blood sample 47 22 $8
99215 Established patient office or other outpatient visit, 40-54 minutes 38 17 $162

In context: peer comparison

Among 8 peers in Chula Vista Physician Assistant, average services per provider: 56. This provider delivers 3.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$421
Transactions
19
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
Exact Sciences Corporation 3 $80.05
Lilly USA, LLC 3 $74.93
Sanofi-Aventis U.S. LLC 2 $50.54
Hologic Sales and Service, LLC 2 $45.71
AstraZeneca Pharmaceuticals Lp 3 $45.03
Pfizer INC. 1 $26.78
Boehringer Ingelheim Pharmaceuticals, INC. 1 $25.75
Phadia US INC. 1 $20.11
Philips North America LLC 1 $19.39
Baxter Healthcare 1 $17.32
Exeltis, USA INC. 1 $15.69

By nature of payment

Food and Beverage
$421

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,539
Patients
519
Total drug cost
$24,048
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 226 76 $4,623
Lisinopril Generic 171 49 $1,614
Metformin Hcl Generic 133 49 $1,963
Losartan Potassium Generic 126 46 $2,104
Levothyroxine Sodium Generic 116 35 $2,377
Gabapentin Generic 99 32 $1,381
Ibuprofen Generic 95 27 $1,357
Furosemide Generic 87 28 $444
Omeprazole Generic 81 27 $1,372
Amlodipine Besylate Generic 79 29 $1,223

Frequently asked questions

Auto-generated from federal data
What is Dr. Alonso Chan's medical specialty?
Dr. Alonso Chan practices Physician Assistant in Chula Vista, CA.
Where does Dr. Alonso Chan practice?
Dr. Alonso Chan practices at 299 J St, Chula Vista, CA 919105831. Office phone: 8585541212.
What is Dr. Alonso Chan's NPI?
Dr. Alonso Chan's National Provider Identifier (NPI) is 1831525286, issued by NPPES.
Does Dr. Alonso Chan accept Medicare assignment?
Yes. Dr. Alonso Chan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alonso Chan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.