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Dr. Phenton Harker, MD
Family Medicine Specialist
,Public Health & General Preventive Medicine Specialist
,Occupational Medicine Specialist
Portsmouth, NH
18 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Harker, Family Medicine Specialist in Portsmouth, NH?
Dr. Phenton Harker, MD is a Family Medicine Specialist, who primarily practices in Portsmouth, NH with 1 additional practice location. He has been practicing for over 18 years and is board certified by the American Board of Family Medicine and American Board of Preventative Medicine. Dr. Harker graduated from Ohio State University / College of Medicine. Dr. Harker is fluent in English and Spanish, and is currently seeing new patients. Dr. Harker’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Harker’s office at (603) 431-2516.
What are Areas of Expertise for Dr. Harker?
Dr. Phenton Harker, MD is a highly-rated, board-certified Family Medicine Specialist 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. Harker empowers patients to confidently navigate their health journey, specializing in Primary Care, or comprehensive wellness support. Serving the Portsmouth/NH community, Dr. Harker is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Harker go to medical school and complete their residency?
Medical School: Ohio State University / College of Medicine
Is Dr. Harker board certified in Family Medicine Specialist?
Yes, Dr. Phenton Harker, MD is board certified by the American Board of Family Medicine , American Board of Preventative Medicine
What languages does Dr. Harker speak?
Dr. Harker and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does Dr. Harker treat?
As a Family Medicine Specialist, Dr. Harker 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. Harker. 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:
- Lipid Disorder Screening
- Diabetes Screening
- Health Screening
- Cholesterol Screening
- Fat Metabolism Disorder Screening
- Lipid Panel Test
- Blood Sugar Test
- Diabetes Mellitus Screening
- Glucose Screening
ICD-10 Codes:
- Z13220: Encounter for screening for lipoid disorders
- Z131: Encounter for screening for diabetes mellitus
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 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:
- Anxiety Disorder
- Other Specified Anxiety Disorder
- Anxiety
- General Anxiety
- Anxiety Problems
- Nervous Disorder
- Atypical Anxiety
- Uncommon Anxiety Disorder
- Specific Anxiety Problem
ICD-10 Codes:
- F419: Anxiety disorder, unspecified
- F418: Other specified anxiety disorders
Also known as:
- Immunization Visit
- Vaccines
- Vaccination appointment
- Shot visit
- Immunization encounter
ICD-10 Codes:
- Z23: Encounter for immunization
Also known as:
- Hypothyroidism
- Congenital hypothyroidism
- Hypothyroidism (Underactive Thyroid)
- Underactive Thyroid
- Low Thyroid Function
ICD-10 Codes:
- E039: Hypothyroidism, unspecified
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:
- 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:
- Mixed High Cholesterol and Triglycerides
- Cholesterol
- Triglycerides
- Mixed hyperlipidemia
- Combined hyperlipidemia
- High lipids
ICD-10 Codes:
- E782: Mixed hyperlipidemia
Also known as:
- Generalized Anxiety Disorder
- Anxiety
- GAD
- Chronic Worry
- Excessive Worry Disorder
ICD-10 Codes:
- F411: Generalized anxiety disorder
Also known as:
- Routine Child Health Examination (Normal Findings)
- Health Checkup
- Normal Well-Child Checkup
- Child Physical Exam (No Issues)
- Routine Pediatric Exam (Clear)
ICD-10 Codes:
- Z00129: Encounter for routine child health examination without abnormal findings
Also known as:
- Prediabetes
- Insulin Resistance & Prediabetes
- Borderline diabetes
- Insulin resistance
- High blood sugar (not yet diabetes)
ICD-10 Codes:
- R7303: Prediabetes
Also known as:
- Acid Reflux
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Gastroesophageal Reflux
- Heartburn
- Indigestion
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
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:
- Common Cold
- Upper Respiratory Infection
- Head Cold
- Cold Symptoms
ICD-10 Codes:
- J069: Acute upper respiratory infection, unspecified
Also known as:
- Obesity
- Take Charge of Your Health: A Guide for Teenagers
- Excess Weight
- Being Overweight
- High BMI
ICD-10 Codes:
- E669: Obesity, unspecified
Which procedures does Dr. Harker perform as a Family Medicine Specialist?
As a Family Medicine Specialist, procedures performed by a Dr. Phenton Harker may include:
- ALCAT Testing
- Joint Injection
- Medication Assisted Treatment (MAT)
- Nebulizer Treatment
- OB Consultation
- Ozone Injection
- Post-Surgery Checkup
- Tetanus Shot
For detailed information, please contact Dr. Harker's office.
Does Dr. Harker accept my insurance?
Dr. Harker accepts most major insurance plans. Important: Please call our office at (603) 431-2516 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Harker accept in Portsmouth, NH?
Dr. Harker in Portsmouth, NH accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Express Scripts
Federal Employee Program
Humana
Martin's Point
Medicare
Point32Health
State of Maine
UnitedHealthcare
View All Insurances
Where is Dr. Harker's office located?
Dr. Phenton Harker's Primary Practice
25 NH Ave Ste 100
Portsmouth, NH 03801
(603) 431-2516
What is Dr. Harker's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Harker's National Provider Identifier (NPI) number is 1629148911.
What common questions do patients ask about Dr. Harker?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Harker
What is Dr. Phenton Harker's specialty?
Dr. Harker is a Family Medicine Specialist near Portsmouth, NH. Family Medicine is a medical specialty focused on comprehensive healthcare for individuals and families. It is a broad field that integrates biological, clinical, and behavioral sciences. The scope of family medicine covers all ages, genders, organ systems, and disease conditions, offering a holistic approach to patient care. Contact Dr. Harker to book an appointment today.
Is this Dr. Phenton Harker affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Harker is affiliated with Portsmouth Regional 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 Family Medicine Specialist?
Explore Family Medicine Specialist 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 Phenton Harker accepting new patients in Portsmouth, NH?
Yes, Dr. Phenton Harker is accepting new patients at this time.
Does Dr. Phenton Harker offer online booking?
Please contact Dr. Harker's office at (603) 431-2516 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Phenton Harker?
Please contact Dr. Harker's office at (603) 431-2516 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Phenton Harker have?
Dr. Phenton Harker is certified by the American Board of Family Medicine and American Board of Preventative Medicine.
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