16 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Barclay, Medical Toxicologist in Boston, MA?
Dr. Derek Barclay, MD is a Medical Toxicologist, who primarily practices in Boston, MA with 2 additional practice locations. He has been practicing for over 16 years and is board certified by the American Board of Emergency Medicine. Dr. Barclay completed his residency at Brigham & Women'S Hosp, Emergency Medicine. Dr. Barclay is fluent in English, and is currently seeing new patients. Dr. Barclay’s practice accepts Kaiser Permanente, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Barclay’s office at (561) 844-6300.
Where did Dr. Barclay go to medical school and complete their residency?
Residency: Brigham & Women'S Hosp, Emergency Medicine
Is Dr. Barclay board certified in Medical Toxicologist?
Yes, Dr. Derek Barclay, MD is board certified by the American Board of Emergency Medicine
What languages does Dr. Barclay speak?
Dr. Barclay and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Barclay treat?
As a Medical Toxicologist, Dr. Barclay diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Barclay. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Abdominal Pain
- Widespread Abdominal Pain
- Upper Middle Abdominal Pain
- Stomach Ache
- Belly Pain
- Stomach Pain
- General stomach pain
- Overall belly pain
- Diffuse abdominal pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R109: Unspecified abdominal pain
- R1084: Generalized abdominal pain
- R1013: Epigastric pain
Also known as:
- Urinary Tract Infection
- UTI
- Bladder infection
- Kidney infection
- Urine infection
ICD-10 Codes:
- N390: Urinary tract infection, site not specified
Also known as:
- Vomiting
- Nausea and Vomiting
- Throwing up
- Emesis
- Puking
- Feeling Sick and Throwing Up
- Stomach Flu Symptoms
- Queasy and Vomiting
ICD-10 Codes:
- R1110: Vomiting, unspecified
- R112: Nausea with vomiting, unspecified
Also known as:
- Chest Pain
- Chest discomfort
- Thoracic pain
- Upper body pain
ICD-10 Codes:
- R079: Chest pain, unspecified
Also known as:
- Dehydration
- Low Potassium
- Fluid and Electrolyte Balance
- Potassium
- Lack of Fluids
- Fluid Loss
- Body Water Depletion
- Hypokalemia
- Potassium Deficiency
ICD-10 Codes:
- E860: Dehydration
- E876: Hypokalemia
Also known as:
- Chest Pain
- Chest discomfort
- Thoracic pain
- Pectoral pain
ICD-10 Codes:
- R0789: Other chest pain
Also known as:
- Fever
- High temperature
- Pyrexia
- Elevated body temperature
ICD-10 Codes:
- R509: Fever, unspecified
Also known as:
- Low Back Pain
- Back Pain
- Lumbago
- Lower Back Ache
- Backache
ICD-10 Codes:
- M5450: Low back pain, unspecified
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Head Injury
- Head Injuries
- Head Trauma
- Cranial Injury
- Brain Injury
ICD-10 Codes:
- S0990XA: Unspecified injury of head, initial encounter
Also known as:
- COVID-19
- COVID-19 (Coronavirus Disease 2019)
- Coronavirus Disease 2019
- SARS-CoV-2 Infection
- Novel Coronavirus
ICD-10 Codes:
- U071: COVID-19
Also known as:
- Headache
- Head pain
- Cephalalgia
- Tension headache
ICD-10 Codes:
- R519: Headache, unspecified
Also known as:
- Pneumonia
- Lung Infection
- Chest Infection
- Pneumonitis
ICD-10 Codes:
- J189: Pneumonia, unspecified organism
Also known as:
- Muscle Weakness
- Muscle Disorder
- Loss of strength
- Fatigue
- Muscle fatigue
ICD-10 Codes:
- R531: Weakness
Also known as:
- Common Cold
- Upper Respiratory Infection
- Head Cold
- Cold Symptoms
ICD-10 Codes:
- J069: Acute upper respiratory infection, unspecified
Also known as:
- Constipation
- Difficulty Passing Stool
- Infrequent Bowel Movements
- Hard Stools
ICD-10 Codes:
- K5900: Constipation, unspecified
Which procedures does Dr. Barclay perform as a Medical Toxicologist?
As a Medical Toxicologist, procedures performed by a Dr. Derek Barclay may include:
- Emergency Consultation
- Emergency Follow Up
- Emergency Medicine Consultation
- Removal of Foreign Object from Body
- Urgent Care Consultation
- Urgent Care Follow Up
For detailed information, please contact Dr. Barclay's office.
Does Dr. Barclay accept my insurance?
Dr. Barclay accepts most major insurance plans. Important: Please call our office at (561) 844-6300 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Barclay accept in Boston, MA?
Dr. Barclay in Boston, MA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Centene
CVS Health (formerly Aetna)
Department of Veterans Affairs
Express Scripts
Florida Blue / Guidewell
Humana
Medicare
State of Florida
UnitedHealthcare
View All Insurances
Where is Dr. Barclay's office located?
What is Dr. Barclay's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Barclay's National Provider Identifier (NPI) number is 1801820659.
What common questions do patients ask about Dr. Barclay?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Barclay
What is Dr. Derek Barclay's specialty?
Dr. Barclay is a Medical Toxicologist near Boston, MA. Medical toxicologists are physicians with expertise in the prevention, assessment, treatment, and monitoring of injuries and illnesses caused from exposure to drugs, chemicals, and biological or radiological agents. They are responsible to care in clinical, academic, governmental, and public health environments and often serve as leaders in poison control centers. Key focus areas of medical toxicology include acute drug poisoning, adverse drug reactions, drug abuse, addiction and withdrawal, exposure to chemicals and hazardous materials, preparedness for terrorist threats, venomous bites and stings, and environmental or workplace exposures. Contact Dr. Barclay to book an appointment today.
Is this Dr. Derek Barclay affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Barclay is affiliated with Cleveland Clinic Martin North Hospital which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
Where can I learn more about Medical Toxicologist?
Explore Medical Toxicologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Derek Barclay accepting new patients in Boston, MA?
Yes, Dr. Derek Barclay is accepting new patients at this time.
Does Dr. Derek Barclay offer online booking?
Please contact Dr. Barclay's office at (561) 844-6300 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Derek Barclay?
Please contact Dr. Barclay's office at (561) 844-6300 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Derek Barclay have?
Dr. Derek Barclay is certified by the American Board of Emergency Medicine.
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