MC
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Castellaw, Internist in Germantown, TN?
Dr. Mark Castellaw, MD is an Internist, who primarily practices in Germantown, TN with 2 additional practice locations. He is board certified by the American Board of Internal Medicine. Dr. Castellaw completed his residency at Methodist Hsp-Central Unit, General Surgery. Dr. Castellaw is fluent in English, Hindi, and Spanish, and is currently seeing new patients. Dr. Castellaw’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Castellaw’s office.
Where did Dr. Castellaw go to medical school and complete their residency?
Residency: Methodist Hsp-Central Unit, General Surgery
Medical School: University of Tn, Memphis, Coll of Med, Memphis Tn
Is Dr. Castellaw board certified in Internist?
Yes, Dr. Mark Castellaw, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Castellaw speak?
Dr. Castellaw and their clinical team can communicate with patients in the following languages:
English
Hindi
Spanish
What conditions does Dr. Castellaw treat?
As a Internist, Dr. Castellaw 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. Castellaw. 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:
- Mammogram for Breast Cancer Screening
- Health Screening
- Mammography
- Breast Cancer Screening (PDQ®)
- Mammograms
- Breast X-ray
- Breast Cancer Check
ICD-10 Codes:
- Z1231: Encounter for screening mammogram for malignant neoplasm of breast
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- High Cholesterol
- Cholesterol
- Triglycerides
- Hyperlipidemia
- High lipids
- Dyslipidemia
ICD-10 Codes:
- E785: Hyperlipidemia, unspecified
Also known as:
- Vitamin D Deficiency
- Low Vitamin D Levels
- Lack of Vitamin D
- Hypovitaminosis D
ICD-10 Codes:
- E559: Vitamin D deficiency, unspecified
Also known as:
- High Blood Pressure Heart and Kidney Disease with Heart Failure
- Chronic Kidney Disease
- Heart Failure
- High Blood Pressure
- Hypertensive Cardiorenal Syndrome
- Heart and Kidney Failure from High Blood Pressure
ICD-10 Codes:
- I130: Hypertensive heart and chronic kidney disease with heart failure and stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease
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:
- Type 2 Diabetes with High Blood Sugar
- Diabetes Type 2
- Hyperglycemia
- Type 2 diabetes
- Diabetic Hyperglycemia
- High Blood Glucose
- High Sugar Levels
ICD-10 Codes:
- E1165: Type 2 diabetes mellitus with hyperglycemia
Also known as:
- Atrial Fibrillation
- Afib
- A-fib
- Irregular heart rhythm
ICD-10 Codes:
- I480: Paroxysmal atrial fibrillation
- I4891: Unspecified atrial fibrillation
Also known as:
- Pneumonia
- Lung Infection
- Chest Infection
- Pneumonitis
ICD-10 Codes:
- J189: Pneumonia, unspecified organism
Also known as:
- Hardening of the Arteries in the Heart without Chest Pain
- Atherosclerosis
- Coronary Artery Disease
- Silent Coronary Artery Disease
- Asymptomatic Atherosclerosis
ICD-10 Codes:
- I2510: Atherosclerotic heart disease of native coronary artery without angina pectoris
Also known as:
- High Blood Pressure Heart Disease with Heart Failure
- Heart Failure
- High Blood Pressure
- Hypertensive Heart Failure
- High Blood Pressure Causing Heart Failure
ICD-10 Codes:
- I110: Hypertensive heart disease with heart failure
Also known as:
- Low Potassium
- Fluid and Electrolyte Balance
- Potassium
- Hypokalemia
- Potassium Deficiency
ICD-10 Codes:
- E876: Hypokalemia
Also known as:
- Hypothyroidism
- Congenital hypothyroidism
- Hypothyroidism (Underactive Thyroid)
- Underactive Thyroid
- Low Thyroid Function
ICD-10 Codes:
- E039: Hypothyroidism, unspecified
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:
- Parkinson's Disease without Involuntary Movements
- Parkinson's Disease
- Early Parkinson's', 'Non-dyskinetic Parkinsonism', 'Stable Parkinson's Disease
ICD-10 Codes:
- G20A1: Parkinson's disease without dyskinesia, without mention of fluctuations
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:
- Chronic Kidney Disease from High Blood Pressure
- Chronic Kidney Disease
- High Blood Pressure
- Hypertensive Chronic Kidney Disease
- High Blood Pressure Kidney Disease
- Hypertension-Related Kidney Disease
ICD-10 Codes:
- I129: Hypertensive chronic kidney disease with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease
Also known as:
- Metabolic Brain Disorder
- Brain Disease
- Metabolic Encephalopathy
- Brain Dysfunction from Metabolism
ICD-10 Codes:
- G9341: Metabolic encephalopathy
Also known as:
- Digestive System Surgery Aftercare
- After Surgery
- Post-gastrointestinal surgery care
- Stomach surgery aftercare
- Bowel surgery recovery
ICD-10 Codes:
- Z48815: Encounter for surgical aftercare following surgery on the digestive system
Which procedures does Dr. Castellaw perform as a Internist?
As a Internist, procedures performed by an Dr. Mark Castellaw 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. Castellaw's office.
Does Dr. Castellaw accept my insurance?
Dr. Castellaw accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Castellaw accept in Germantown, TN?
Dr. Castellaw in Germantown, TN accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Blue Cross & Blue Shield of Mississippi
Blue Cross Blue Shield of Michigan
BlueCross BlueShield of Tennessee
Corporate Services
CVS Health (formerly Aetna)
Express Scripts
Humana
Medicare
UnitedHealthcare
View All Insurances
Where is Dr. Castellaw's office located?
What is Dr. Castellaw's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Castellaw's National Provider Identifier (NPI) number is 1114928793.
What common questions do patients ask about Dr. Castellaw?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Castellaw
What is Dr. Mark Castellaw's specialty?
Dr. Castellaw is a Internist near Germantown, TN.
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. Castellaw to book an appointment today.Is this Dr. Mark Castellaw affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Castellaw is affiliated with Methodist University Hospital, Methodist Olive Branch Hospital which are a Castle Connolly Top Hospitals. 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 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 Mark Castellaw accepting new patients in Germantown, TN?
Yes, Dr. Mark Castellaw is accepting new patients at this time.
Does Dr. Mark Castellaw offer online booking?
Please contact Dr. Castellaw's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Mark Castellaw?
Please contact Dr. Castellaw's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Mark Castellaw have?
Dr. Mark Castellaw is certified by the American Board of Internal Medicine.
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