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Dr. Mark Guelzow, MD

Family Medicine* Age 36
Dr. Mark Guelzow, MD
5.0 (1 Ratings)

Offers telehealth

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Dr. Mark Guelzow, MD is a Family Medicine Physician in Smithtown, NY.
Dr. Mark Guelzow, MD
5.0 (1 Ratings)
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Dr. Mark Guelzow, MD

Family Medicine* Age 36
Smithtown, NY
Call for new patient details
8 years of experience

Offers telehealth

Dr. Mark Guelzow, MD is a Family Medicine Physician in Smithtown, NY.

About

Dr. Guelzow graduated from St. Georges University School of Medicine. Dr. Mark Guelzow, MD is a Family Medicine Physician in Smithtown, NY and has 8 years experience. Dr. Guelzow currently practices at Practice and are affiliated with Mather Hospital and Good Samaritan Hospital Medical Center. Dr. Guelzow's office is not accepting new patients. Dr. Guelzow is board certified in Family Practice and accepts multiple insurance plans.

Offers Telehealth

This provider offers telehealth appointments. Call the office to schedule.

Explains Conditions Well

Patients said this doctor explains conditions well.

Trustworthy

Patients said this doctor is trustworthy.

Low Wait Times

Patients are usually seen in 10 minutes or less.

Friendly Staff

Patients said the staff was friendly.

Easy Scheduling

Patients said scheduling was easy.

Experience Check

Enter a condition or procedure
Arterial Blood Gas Test (ABG)
Electrocardiogram (EKG)
Strep Throat
Arterial Blood Gas Test (ABG)
Electrocardiogram (EKG)
Strep Throat
Arterial Blood Gas Test (ABG)
Electrocardiogram (EKG)
Strep Throat
Acute Bronchitis
Acute Lower Respiratory Infection
Joint Pain
Pharyngitis
Urinary Tract Infection (UTI)
Immunization Administration
Wellness Examination
Acute Upper Respiratory Infection
Administrative Physical
All Headaches (incl. Migraine)
Back Pain
Chronic Neck Pain
Chronic Pain
Constipation
Dehydration
Foot Infection
Herpes Zoster Without Complication
Limb Pain
Muscle Cramping
Muscle Spasm
Nail Infection
Shortness of Breath
Sleep-Related Leg Cramp
Tobacco Use Disorder
Vitamin B Deficiency
ACTH (Cosyntropin) Stimulation Test
Alcohol Misuse Screening and Counseling
Alcohol or Substance Misuse Screening and Counseling
Anemia and Iron Deficiency Screening
Arrhythmia Screening
Bacteriuria Screening
Blood Allergy Testing
Bone Density Scan
Breast Cancer Screening
Cancer Screening
Cardiac Ultrasound
Cardiovascular Stress Test
Chest Pain Evaluation
Chlamydia Infection Screening
Cholesterol Screening
Dementia Evaluation
Dementia or Depression Screening
Detoxification Evaluation
Diabetes Screening
Diabetic Evaluation
Dipstick Urinalysis
Disability Evaluation
Drug Allergy Testing
Dual-Energy X-Ray Absorptiometry (DEXA) Scan
Dyslexia Assessment
Evaluation and Treatment of Sleep Disorders
Fecal Occult Blood Test for Colorectal Cancer
Fetal Cardiac Screening
Genetic Screening for Breast Cancer
Geriatric Assessment
Gonorrhea Screening
Health Screening
HeartAware Online Risk Screening
Hepatitis A Screening
Hepatitis B Virus Screening
Hepatitis C Virus Screening
Hepatitis Screening
Herpes Simplex Screening
HIV Screening
Home Sleep Study
Impairment Rating Evaluation
Independent Educational Evaluation
Joint Fluid Test
Lyme Disease Evaluation
Mammography
McMurray's Test
Melanoma Screening
Memory Evaluation
Menopause Evaluation and Treatment
Mole Evaluation
Oral Glucose Tolerance Test
Osteoporosis Screening
Ovarian Cancer Screening
Patch Testing
Pre-Operative Evaluation
Pregnancy Test
Prostate Cancer Screening
Prostate Cancer Screening Exam (DRE)
Psychiatric Evaluation
Psychiatric Evaluation - Child and Adolescent
Psychological Evaluation
Psychological Evaluations Prior to Bariatric Surgery
Rapid Flu Test
Sexually Transmitted Infections Screening
Skin Screenings
Skin Testing and Screening
Spinal and Postural Screening
STD Screening
Strep Test
Syphilis Screening
Thyroid Screening
Trichomoniasis Screening
Tuberculosis Screening
Urine Pregnancy Test
Vaccination
Vaginosis Screening
VAP Lipid Testing
Wheelchair Evaluation
Worker's Compensation Evaluations

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • BluePPO HSA PPO
    SimplyBlue/Simply Blue Plus PPO
  • Passage HMO
    Flex Connecticut EPO
  • MagnaCare PPO
  • Fidelis Care
  • Cigna PPO
    Open Access Plus
    Cigna HMO
  • Navigate POS
    Options PPO
    Choice Plus POS
    Nexus Open Access
    Navigate HMO
  • Premier Care Network APCN Choice (OAMC) POS II
    APCN Open Access Aetna Select
    Managed Choice (Open Access) POS
    Select
    Aetna HMO
    Choice Plus POS II
    Premier Care Network Plus - Innovation Health
    Savings Plus of Metro, NY
    Open Choice PPO
    Elect Choice (Open Access) EPO
  • MVP Health Plan EPO
  • Empire Hospital/Medical (Trad)
    Empire Hospital
    Blue Acess Employer Sponsored
    Empire Blue Cross Blue Shield PPO
  • Oscar Circle EPO
  • HIP Prime HMO
    GHI CBP
  • Liberty
    Freedom
  • Pro Plans EPO
    Total Plans EPO
    Pro Plus Plans EPO
  • Blue Card PPO

Locations

  1. 1 Silverberg and Nierman MD PC
    373 Route 111 Ste 14, Smithtown, NY 11787
    Icon Directions Right Arrow Directions Phone Icon (631) 265-0050
  2. 2 Office
    373 Ny 111 Ste 14, Smithtown, NY 11787
    Icon Directions Right Arrow Directions Phone Icon (631) 265-0050

Patient Satisfaction

Likelihood to recommend Dr. Guelzow
5.0
Based on 1 Reviews
5 Stars (1)
4 Stars (0)
3 Stars (0)
2 Stars (0)
1 Star (0)

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Patient Reviews
Apr 28, 2021
First visit with Dr Guelzow, and was very happy!! Personable, kind, compassionate and thorough. Priceless when a Dr doesn't just provide care, but makes you feel cared about. Thank you sir!
Pamela Sue — Apr 28, 2021
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Photo: Dr. Mark Guelzow, MD
How would you rate your experience with Dr. Mark Guelzow, MD?
  • Likelihood of recommending Dr. Guelzow to family and friends

Dr. Guelzow's Office & Staff

  • Ease of scheduling urgent appointments
  • Office environment, cleanliness, comfort, etc.
  • Staff friendliness and courteousness
  • Total wait time (waiting & exam rooms)

Experience with Dr. Guelzow

  • Level of trust in provider's decisions
  • How well provider explains medical condition(s)
  • How well provider listens and answers questions
  • Hpends appropriate amount of time with patients

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Telehealth Options
This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Guelzow?
Call now to make an appointment
(631) 265-0050

About Me

Specialties*
Family Medicine
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Education

Education

Medical Education
  • St. Georges University School of Medicine
    2016
Medical Education

Board Certifications

Board Certifications
  • Family Practice
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Guelzow communicate via email?
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Does Dr. Guelzow offer telehealth services or virtual visits?
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Does Dr. Guelzow offer an online patient portal?
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Does Dr. Guelzow have free onsite parking?
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Does Dr. Guelzow offer weekend visits?
1 user said yes.
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Does Dr. Guelzow offer evening visits?
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Does Dr. Guelzow specialize in working with children or adolescents?
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Does Dr. Guelzow specialize in working with seniors?
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Does Dr. Guelzow specialize in couples therapy?
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Does Dr. Guelzow specialize in working with LGBTQ+ community?
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Does Dr. Guelzow accept insurance?
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Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. Mark Guelzow, MD. To arrange an appointment, call the number on Dr. Guelzow's profile.

Dr. Mark Guelzow, MD is affiliated with Mather Hospital and Good Samaritan Hospital Medical Center.

Yes, Dr. Mark Guelzow, MD holds board certification in Family Practice.

Hospital Affiliations

  • Mather Hospital

    75 N Country Rd, Port Jefferson, NY

  • Good Samaritan Hospital Medical Center

    1000 Montauk Hwy, West Islip, NY