Lan Chang, MD

Addiction Medicine · Internal Medicine · Ophthalmology

19+ years in practiceNPI: 1871792002Licensed in PALicensed in NM

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Credentials & Recognition

Specialties

Addiction MedicineInternal MedicineOphthalmology

NPI sub-specialties

Internal Medicine207R00000X

Ophthalmology207W00000X

Practice Signals

Editorial signals beyond credentials. Patient transparency over opacity. See methodology.

Mid-Level (PA/NP) Use

Doctor-led visits

Google Reviews

4.3 / 5.0

44 reviews

Years in Practice

19+ years

Estimated from NPI enumeration date

Featured in PBCMMG Rankings

#3

Top Ophthalmologists in New Mexico, 2026

Ophthalmology · New Mexico · 2026

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Frequently Asked Questions about Dr. Lan Chang, MD

Where does Dr. Lan Chang, MD practice?+
Dr. Lan Chang, MD practices in Maryland, MD. 10810 CONNECTICUT AVE KENSINGTON, MD 208952138.
What is Dr. Lan Chang, MD's phone number?+
Dr. Lan Chang, MD's practice phone is 301-972-7100. Office contact information is verified on the PBCMMG profile.
What does Dr. Lan Chang, MD specialize in?+
Dr. Lan Chang, MD's primary specialty is Addiction Medicine, with additional focus on Internal Medicine, Ophthalmology.
Is Dr. Lan Chang, MD board certified?+
Board certification status for Dr. Lan Chang, 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. Lan Chang, MD been practicing?+
Dr. Lan Chang, MD has been in active practice for 19+ years, based on NPI enumeration and state licensing records.
What is Dr. Lan Chang, MD's NPI number?+
Dr. Lan Chang, MD's National Provider Identifier (NPI) is 1871792002, 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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