Doctor profile · Federal record

Dr. Wilfredo Alejo, M.D.

Pediatrics Physician · Diamond Bar, CA

  • NPI 1114990785
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1514 Valley Vista Dr
Diamond Bar, CA 91765
(909) 860-1144
Additional location
420 W Rowland St
Covina, CA 917232943
(626) 331-6411
fax (626) 251-1560

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
October 14, 2021
Specialty taxonomy
208000000X — NUCC code
State license (1)
California #A52629

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114990785. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$64
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 1 $26.94
Sanofi Pasteur INC. 1 $22.42
Novo Nordisk INC 1 $15.13

By nature of payment

Food and Beverage
$64

Frequently asked questions

Auto-generated from federal data
What is Dr. Wilfredo Alejo's medical specialty?
Dr. Wilfredo Alejo practices Pediatrics Physician in Diamond Bar, CA.
Where does Dr. Wilfredo Alejo practice?
Dr. Wilfredo Alejo practices at 1514 Valley Vista Dr, Diamond Bar, CA 91765. Office phone: 9098601144.
What is Dr. Wilfredo Alejo's NPI?
Dr. Wilfredo Alejo's National Provider Identifier (NPI) is 1114990785, issued by NPPES.