Howard Guan, MD
Ophthalmology
15+ years in practiceNPI: 1134427636Licensed in CA
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Credentials & Recognition
Specialties
Ophthalmology
NPI sub-specialties
Ophthalmology207W00000X
Ophthalmology, Glaucoma Specialist207WX0009X
Practice Signals
Editorial signals beyond credentials. Patient transparency over opacity. See methodology.
Mid-Level (PA/NP) Use
Doctor-led visits
Years in Practice
15+ years
Estimated from NPI enumeration date
Other Ophthalmology Doctors near California
View all →Frequently Asked Questions about Dr. Howard Guan, MD
Where does Dr. Howard Guan, MD practice?+
Dr. Howard Guan, MD practices in California, CA. 340 RANCHEROS DRIVE
SUITES 164/166
SAN MARCOS, CA 92069.
What is Dr. Howard Guan, MD's phone number?+
Dr. Howard Guan, MD's practice phone is 760-598-0400. Office contact information is verified on the PBCMMG profile.
What does Dr. Howard Guan, MD specialize in?+
Dr. Howard Guan, MD's primary specialty is Ophthalmology.
Is Dr. Howard Guan, MD board certified?+
Board certification status for Dr. Howard Guan, MD has not been verified in the data sources PBCMMG uses (ABMS, state medical boards). The PBCMMG profile shows their current credential set.
How long has Dr. Howard Guan, MD been practicing?+
Dr. Howard Guan, MD has been in active practice for 15+ years, based on NPI enumeration and state licensing records.
What is Dr. Howard Guan, MD's NPI number?+
Dr. Howard Guan, MD's National Provider Identifier (NPI) is 1134427636, registered in the federal NPPES registry.
Profile maintained by Palm Beach County Medical Media Group, Inc. | Data verified from public registries (NPPES, ABMS, state medical boards). Methodology · Editorial Standards
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