AJ
33 Years of Experience
Accepting patients
Who is Dr. Johnston, Internist in Crescent City, CA?
Dr. Andrew Johnston, MD is an Internist, who primarily practices in Crescent City, CA with 2 additional practice locations. He has been practicing for over 33 years and is board certified by the American Board of Internal Medicine. Dr. Johnston completed his residency at Northwestern Mem Hosp, Internal Medicine; Mc Gaw Mc/Northwestern Univ, Internal Medicine. Dr. Johnston is fluent in English and Spanish, and is currently seeing new patients. Dr. Johnston’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Johnston’s office at (831) 718-9701.
What are Areas of Expertise for Dr. Johnston?
Dr. Andrew Johnston, MD is a highly-rated, board-certified Internist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Johnston empowers patients to confidently navigate their health journey, specializing in Diabetes, Geriatric Medicine, or comprehensive wellness support. Serving the Crescent City/CA community, Dr. Johnston is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Johnston go to medical school and complete their residency?
Residency: Northwestern Mem Hosp, Internal Medicine; Mc Gaw Mc/Northwestern Univ, Internal Medicine
Medical School: Northwestern Uniiversity
Is Dr. Johnston board certified in Internist?
Yes, Dr. Andrew Johnston, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Johnston speak?
Dr. Johnston and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does Dr. Johnston treat?
As a Internist, Dr. Johnston 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. Johnston. 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:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Type 2 Diabetes
- Diabetes Type 2
- Type 2 diabetes
- Diabetes Mellitus Type 2
- Adult-Onset Diabetes
- Non-Insulin Dependent Diabetes
ICD-10 Codes:
- E119: Type 2 diabetes mellitus without complications
Also known as:
- High Cholesterol
- Cholesterol
- Triglycerides
- Hyperlipidemia
- High lipids
- Dyslipidemia
- Hypercholesterolemia
- High blood cholesterol
- Elevated cholesterol
ICD-10 Codes:
- E785: Hyperlipidemia, unspecified
- E7800: Pure hypercholesterolemia, unspecified
Also known as:
- Immunization Visit
- Vaccines
- Vaccination appointment
- Shot visit
- Immunization encounter
ICD-10 Codes:
- Z23: Encounter for immunization
Also known as:
- Mixed High Cholesterol and Triglycerides
- Other High Cholesterol
- Cholesterol
- Triglycerides
- Mixed hyperlipidemia
- Combined hyperlipidemia
- High lipids
- Other hyperlipidemia
- Other high lipids
- Dyslipidemia
ICD-10 Codes:
- E782: Mixed hyperlipidemia
- E7849: Other hyperlipidemia
Also known as:
- Routine Adult Health Checkup
- Health Checkup
- Adult physical exam
- Annual wellness visit for adults
- General adult medical exam
ICD-10 Codes:
- Z0000: Encounter for general adult medical examination without abnormal findings
Also known as:
- Painful Urination
- Urine and Urination
- Dysuria
- Burning when peeing
- Stinging during urination
ICD-10 Codes:
- R300: Dysuria
Also known as:
- Hypothyroidism
- Congenital hypothyroidism
- Hypothyroidism (Underactive Thyroid)
- Underactive Thyroid
- Low Thyroid Function
ICD-10 Codes:
- E039: Hypothyroidism, unspecified
Also known as:
- Severe Obesity
- Obesity
- Helping Your Child Who Is Overweight
- Take Charge of Your Health: A Guide for Teenagers
- Understanding Adult Overweight & Obesity
- Morbid Obesity
- Extreme Obesity
- Class 3 Obesity
ICD-10 Codes:
- E6601: Morbid (severe) obesity due to excess calories
Also known as:
- Anxiety Disorder
- Anxiety
- General Anxiety
- Anxiety Problems
- Nervous Disorder
ICD-10 Codes:
- F419: Anxiety disorder, unspecified
Also known as:
- Depression
- Clinical depression
- Major depressive disorder
- Mood disorder
ICD-10 Codes:
- F32A: Depression, unspecified
Also known as:
- Adult Health Checkup with Abnormal Findings
- Health Checkup
- Adult Physical Exam with Issues
- Routine Checkup with Concerns
- General Medical Exam with Abnormal Results
ICD-10 Codes:
- Z0001: Encounter for general adult medical examination with abnormal findings
Also known as:
- Generalized Anxiety Disorder
- Anxiety
- GAD
- Chronic Worry
- Excessive Worry Disorder
ICD-10 Codes:
- F411: Generalized anxiety disorder
Also known as:
- Age-Related Osteoporosis
- Fractures
- Osteoporosis
- Senile Osteoporosis
- Primary Osteoporosis
- Bone Thinning from Aging
ICD-10 Codes:
- M810: Age-related osteoporosis without current pathological fracture
Also known as:
- One-Sided Weakness or Paralysis After Ischemic Stroke
- Paralysis
- Stroke
- Post-ischemic stroke hemiplegia
- Partial paralysis from ischemic stroke
- Ischemic stroke-related body weakness
- Hemiparesis after brain infarction
ICD-10 Codes:
- I69351: Hemiplegia and hemiparesis following cerebral infarction affecting right dominant side
Which procedures does Dr. Johnston perform as a Internist?
As a Internist, procedures performed by an Dr. Andrew Johnston may include:
- Ambulatory Care Consultation
- Annual Check Up
- Annual Physical
- Aromatherapy
- Bladder and Bowel Management
- Blood Pressure Testing
- Bowel and Bladder Management
- Certified Medical Examination for Commercial Driver / Vessel Master
For detailed information, please contact Dr. Johnston's office.
Does Dr. Johnston accept my insurance?
Dr. Johnston accepts most major insurance plans. Important: Please call our office at (831) 718-9701 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Johnston accept in Crescent City, CA?
Dr. Johnston in Crescent City, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
6 Degrees Health
All Other Third Party
City of Hartford
Crown Cork and Seal Company
CVS Health (formerly Aetna)
Lifebridge Health
Medicare
Partnership Health Plan
State of Tennessee
UnitedHealthcare
View All Insurances
Where is Dr. Johnston's office located?
Dr. Andrew Johnston's Primary Practice
550 E Washington Blvd
Crescent City, CA 95531
(831) 718-9701
What is Dr. Johnston's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Johnston's National Provider Identifier (NPI) number is 1710931019.
What common questions do patients ask about Dr. Johnston?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Johnston
What is Dr. Andrew Johnston's specialty?
Dr. Johnston is a Internist near Crescent City, CA.
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Contact Dr. Johnston to book an appointment today.Is this Dr. Andrew Johnston affiliated with a ranked Castle Connolly Top Hospital?
No, Johnston is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Providence Redwood Memorial Hospital, Providence Saint Joseph Hospital Eureka. Castle Connolly Top Hospitals 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 Internist?
Explore Internist 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 Andrew Johnston accepting new patients in Crescent City, CA?
Yes, Dr. Andrew Johnston is accepting new patients at this time.
Does Dr. Andrew Johnston offer online booking?
Please contact Dr. Johnston's office at (831) 718-9701 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Andrew Johnston?
Please contact Dr. Johnston's office at (831) 718-9701 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Andrew Johnston have?
Dr. Andrew Johnston is certified by the American Board of Internal Medicine.
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