Jacqueline Jonklaas, MD

Endocrinology

21+ years in practiceNPI: 1285633636Licensed in DC

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Credentials & Recognition

Specialties

Endocrinology

NPI sub-specialties

Internal Medicine, Endocrinology, Diabetes & Metabolism207RE0101X

Practice Signals

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

Mid-Level (PA/NP) Use

Doctor-led visits

Years in Practice

21+ years

Estimated from NPI enumeration date

Featured in PBCMMG Rankings

#2

Top Endocrinologists in Washington, DC, 2026

Endocrinology · District of Columbia · 2026

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Frequently Asked Questions about Dr. Jacqueline Jonklaas, MD

Where does Dr. Jacqueline Jonklaas, MD practice?+
Dr. Jacqueline Jonklaas, MD practices in Massachusetts, MA. 3800 RESERVOIR RD NW WASHINGTON, DC 200072113.
What is Dr. Jacqueline Jonklaas, MD's phone number?+
Dr. Jacqueline Jonklaas, MD's practice phone is 202-444-2818. Office contact information is verified on the PBCMMG profile.
What does Dr. Jacqueline Jonklaas, MD specialize in?+
Dr. Jacqueline Jonklaas, MD's primary specialty is Endocrinology.
Is Dr. Jacqueline Jonklaas, MD board certified?+
Board certification status for Dr. Jacqueline Jonklaas, 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. Jacqueline Jonklaas, MD been practicing?+
Dr. Jacqueline Jonklaas, MD has been in active practice for 21+ years, based on NPI enumeration and state licensing records.
What is Dr. Jacqueline Jonklaas, MD's NPI number?+
Dr. Jacqueline Jonklaas, MD's National Provider Identifier (NPI) is 1285633636, 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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