Elite in Hypothyroidism

Dr. Jacqueline Jonklaas

Endocrinology
3800 Reservoir Road Northwest PHC
3800 Reservoir Rd NW, 
Washington, DC 
Offers Telehealth
39 Years of Experience

Elite in Hypothyroidism
3800 Reservoir Road Northwest PHC
3800 Reservoir Rd NW, 
Washington, DC 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Jacqueline Jonklaas is an Endocrinologist in Washington, Washington, D.c.. Dr. Jonklaas has been practicing medicine for over 39 years and is rated as an Elite provider by MediFind in the treatment of Hypothyroidism. Her top areas of expertise are Hypothyroidism, Thyroid Cancer, Papillary Thyroid Cancer, Hormone Replacement Therapy (HRT), and Thyroidectomy.

Her clinical research consists of co-authoring 93 peer reviewed articles and participating in 2 clinical trials. MediFind looks at clinical research from the past 15 years. In particular, she has co-authored 47 articles and participated in 1 clinical trial in the study of Hypothyroidism.

Specialties
Endocrinology
Licenses
Internal Medicine in DC
Hospital Affiliations
Medstar Georgetown University Hospital
Languages Spoken
English
Gender
Female

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Blue Shield of California
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Cambia Health Solutions
  • EPO
  • INSURANCE PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Highmark
  • EPO
  • HMO
  • PPO
Horizon Healthcare
  • EPO
  • POS
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Johns Hopkins Healthcare
  • HMO
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE-MEDICAID PLAN
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicare
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE PART D
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
Sentara Healthcare
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE ASSISTANCE PROGRAM
  • MEDICARE MAPD
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 14 Less Insurance Carriers -

Locations

3800 Reservoir Road Northwest PHC
3800 Reservoir Rd NW, Washington, DC 20007
Call: 202-444-6200

Additional Areas of Focus

Dr. Jonklaas has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.

Hypoparathyroidism
Non-Alcoholic Fatty Liver Disease
Nonalcoholic Steatohepatitis (NASH)

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


2 Clinical Trials

The Effect of Coffee Consumption on the Intestinal Absorption of Levothyroxine Thyroid Hormone Replacement in Patients With Thyroid Carcinoma
The Effect of Coffee Consumption on the Intestinal Absorption of Levothyroxine Thyroid Hormone Replacement in Patients With Thyroid Carcinoma
Enrollment Status: Withdrawn
Publish Date: February 17, 2021
Intervention Type: Other
Study Phase: Not Applicable
Randomized, Prospective Trial Comparing the Safety and Efficacy of Empiric Levothyroxine (LT4) Dose Increase Versus Individualized LT4 Dose Increase in Hypothyroid Women During Pregnancy
Randomized, Prospective Trial Comparing the Safety and Efficacy of Empiric Levothyroxine (LT4) Dose Increase Versus Individualized LT4 Dose Increase in Hypothyroid Women During Pregnancy
Enrollment Status: Completed
Publish Date: March 29, 2018
Intervention Type: Drug
Study Phase: Not Applicable
View 1 Less Clinical Trial

93 Total Publications

The complexity of the relationship between thyroid disease and body weight.
The complexity of the relationship between thyroid disease and body weight.
Journal: Nature reviews. Endocrinology
Published: September 19, 2025
View All 93 Publications
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VIEW MORE HYPOTHYROIDISM DOCTORS

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Jonklaas's expertise for a condition
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  • Elite
  • Hypothyroidism
    Dr. Jonklaas is
    Elite
    . Learn about Hypothyroidism.
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  • Distinguished
  • Hormone Replacement Therapy (HRT)
    Dr. Jonklaas is
    Distinguished
    . Learn about Hormone Replacement Therapy (HRT).
    See more Hormone Replacement Therapy (HRT) experts
  • Papillary Thyroid Cancer
    Dr. Jonklaas is
    Distinguished
    . Learn about Papillary Thyroid Cancer.
    See more Papillary Thyroid Cancer experts
  • Thyroid Cancer
    Dr. Jonklaas is
    Distinguished
    . Learn about Thyroid Cancer.
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  • Advanced
  • Anaplastic Thyroid Cancer
    Dr. Jonklaas is
    Advanced
    . Learn about Anaplastic Thyroid Cancer.
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  • Follicular Thyroid Cancer
    Dr. Jonklaas is
    Advanced
    . Learn about Follicular Thyroid Cancer.
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  • Hyperthyroidism
    Dr. Jonklaas is
    Advanced
    . Learn about Hyperthyroidism.
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  • Medullary Thyroid Carcinoma
    Dr. Jonklaas is
    Advanced
    . Learn about Medullary Thyroid Carcinoma.
    See more Medullary Thyroid Carcinoma experts
  • Subacute Thyroiditis
    Dr. Jonklaas is
    Advanced
    . Learn about Subacute Thyroiditis.
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  • Thyroidectomy
    Dr. Jonklaas is
    Advanced
    . Learn about Thyroidectomy.
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  • Experienced
  • Diabetic Ketoacidosis
    Dr. Jonklaas is
    Experienced
    . Learn about Diabetic Ketoacidosis.
    See more Diabetic Ketoacidosis experts
  • Familial Hypocalciuric Hypercalcemia Type 1
    Dr. Jonklaas is
    Experienced
    . Learn about Familial Hypocalciuric Hypercalcemia Type 1.
    See more Familial Hypocalciuric Hypercalcemia Type 1 experts
  • Graves Disease
    Dr. Jonklaas is
    Experienced
    . Learn about Graves Disease.
    See more Graves Disease experts
  • Growth Hormone Deficiency (GHD)
    Dr. Jonklaas is
    Experienced
    . Learn about Growth Hormone Deficiency (GHD).
    See more Growth Hormone Deficiency (GHD) experts
  • Hashimoto Thyroiditis
    Dr. Jonklaas is
    Experienced
    . Learn about Hashimoto Thyroiditis.
    See more Hashimoto Thyroiditis experts
  • Hypercalcemia
    Dr. Jonklaas is
    Experienced
    . Learn about Hypercalcemia.
    See more Hypercalcemia experts
View All 26 Experienced Conditions
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