Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Stephen Curtis Wong, MD

Individual provider Allergy Physician · NPI 1104977008

Dr. Stephen Curtis Wong, MD is an Allergy/Immunology in Hacienda Heights, California. Graduated from University of California, San Francisco School of Medicine in 1982, 44 years ago. Practices as a sole proprietor, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
44
Trained at
University of California, San Francisco School of Medicine
Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1850 S Azusa Ave Ste 206
Hacienda Heights, CA 91745-6813
Phone: (626) 810-5450
Fax: (626) 810-0391
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 330 S Garfield Ave Ste 116, Alhambra, CA 91801-3893 — (626) 284-3400
  • 207 S Santa Anita St Ste 335, San Gabriel, CA 91776-1160 — (760) 941-4444

Specialties & licences

Allergy Physician (primary) Taxonomy 207KA0200X · Licence G51644 (CA)

Record details

NPI number1104977008
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 16, 2007
Last updated in NPPESMay 29, 2026
Certification dateMay 29, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyALLERGY/IMMUNOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE
Graduated 1982 (44 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare