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37 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Merrill, Internist in Norman, OK?
Dr. Thomas Merrill, MD is an Internist, who primarily practices in Norman, OK with 2 additional practice locations. He has been practicing for over 37 years and is board certified by the American Board of Internal Medicine. Dr. Merrill graduated from University Of Oklahoma College Of Medicine and completed his residency at Univ Ok Hlth Sci Ctr, Internal Medicine. Dr. Merrill is fluent in English and Urdu, and is currently seeing new patients. Dr. Merrill’s practice accepts Medicaid, Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Merrill’s office at (405) 329-0121.
What are Areas of Expertise for Dr. Merrill?
Dr. Thomas Merrill, 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. Merrill empowers patients to confidently navigate their health journey, specializing in Cardiovascular Diseases, Cholesterol/Lipid Disorders, Diabetes, Geriatric Medicine, Hypertension, Preventive Medicine, Primary Care, or comprehensive wellness support. Serving the Norman/OK community, Dr. Merrill is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Merrill go to medical school and complete their residency?
Residency: Univ Ok Hlth Sci Ctr, Internal Medicine | University of Oklahoma Health Sciences Center Program
Medical School: University of Ok Coll of Med, Oklahoma City Ok | University Of Oklahoma College Of Medicine
Is Dr. Merrill board certified in Internist?
Yes, Dr. Thomas Merrill, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Merrill speak?
Dr. Merrill and their clinical team can communicate with patients in the following languages:
English
Urdu
What conditions does Dr. Merrill treat?
As a Internist, Dr. Merrill 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. Merrill. 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:
- Age-Related Brain Degeneration
- Dementia
- Senile Dementia
- Brain Degeneration in Elderly
- Cognitive decline
- Memory loss
- Brain disorder
ICD-10 Codes:
- G311: Senile degeneration of brain, not elsewhere classified
- F0390: Unspecified dementia, unspecified severity, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety
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:
- 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:
- Immunization Visit
- Vaccines
- Vaccination appointment
- Shot visit
- Immunization encounter
ICD-10 Codes:
- Z23: Encounter for immunization
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:
- 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:
- 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:
- Late-Onset Alzheimer's Disease
- Alzheimer's Disease
- Alzheimer's Disease Fact Sheet
- Sporadic Alzheimer's', 'Alzheimer's in Older Adults
ICD-10 Codes:
- G301: Alzheimer's disease with late onset
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:
- Pneumonia
- Lung Infection
- Chest Infection
- Pneumonitis
ICD-10 Codes:
- J189: Pneumonia, unspecified organism
Also known as:
- Hypothyroidism
- Congenital hypothyroidism
- Hypothyroidism (Underactive Thyroid)
- Underactive Thyroid
- Low Thyroid Function
ICD-10 Codes:
- E039: Hypothyroidism, unspecified
Also known as:
- COPD
- Chronic Obstructive Pulmonary Disease
- Chronic Lung Disease
- Emphysema and Chronic Bronchitis
ICD-10 Codes:
- J449: Chronic obstructive pulmonary disease, unspecified
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:
- 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:
- Acute Kidney Failure
- Kidney Failure
- Acute Renal Failure
- Sudden Kidney Failure
ICD-10 Codes:
- N179: Acute kidney failure, unspecified
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:
- Joint Replacement Aftercare
- Hip Replacement
- Joint Disorder
- Knee Replacement
- Post-joint replacement care
- Joint surgery recovery
- Orthopedic aftercare
ICD-10 Codes:
- Z471: Aftercare following joint replacement surgery
Also known as:
- Painful Urination
- Urine and Urination
- Dysuria
- Burning when peeing
- Stinging during urination
ICD-10 Codes:
- R300: Dysuria
Which procedures does Dr. Merrill perform as a Internist?
As a Internist, procedures performed by an Dr. Thomas Merrill 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. Merrill's office.
Does Dr. Merrill accept my insurance?
Dr. Merrill accepts most major insurance plans. Important: Please call our office at (405) 329-0121 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Merrill accept in Norman, OK?
Dr. Merrill in Norman, OK accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
CVS Health (formerly Aetna)
Department of Defense / Tricare
Federal Employee Program
Health Care Service Corporation (HCSC)
Health Choice
Humana
Medicaid
Medicare
UnitedHealthcare
View All Insurances
Where is Dr. Merrill's office located?
Dr. Thomas Merrill's Primary Practice
950 N Porter Ave Ste 200
Norman, OK 73071
(405) 329-0121
What is Dr. Merrill's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Merrill's National Provider Identifier (NPI) number is 1760474605.
What common questions do patients ask about Dr. Merrill?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Merrill
What is Dr. Thomas Merrill's specialty?
Dr. Merrill is a Internist near Norman, OK.
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. Merrill to book an appointment today.Is this Dr. Thomas Merrill affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Merrill is affiliated with Mercy Hospital - Oklahoma City 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 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 Thomas Merrill accepting new patients in Norman, OK?
Yes, Dr. Thomas Merrill is accepting new patients at this time.
Does Dr. Thomas Merrill offer online booking?
Please contact Dr. Merrill's office at (405) 329-0121 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Thomas Merrill?
Please contact Dr. Merrill's office at (405) 329-0121 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Thomas Merrill have?
Dr. Thomas Merrill is certified by the American Board of Internal Medicine.
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