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

Harold E Quan

Individual provider Cardiovascular Disease Physician · NPI 1033220256

Harold E Quan is a Cardiovascular Disease (Cardiology) in Newhall, California. Qualified in 1972, 54 years ago. Accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
54
Licensed in
CA
In the registry since
2006

Practice location Address checks out

23928 Lyons Ave Ste 101
Newhall, CA 91321-2409
Phone: (661) 255-8321
Fax: (661) 255-0338
Show map & directions

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

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence A34182 (CA)

Record details

NPI number1033220256
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedAugust 31, 2006
Last updated in NPPESFebruary 3, 2014
Mailing address23928 Lyons Ave, Suite 101, Newhall, CA 91321-2409

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1972 (54 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Newhall