Dr. Jack Geffken, DO

Dr. Jack Geffken, DO

Internal Medicine  ·  
Male  ·  
55 y/o

Accepting new patients

Dr. Jack Geffken, DO is an internal medicine specialist in Bethpage, NY and has been practicing for 23 years. He specializes in internal medicine.

Bethpage Primary Care

530 Hicksville Rd

Bethpage, NY 11714
Get Directions

Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield
  • Cigna
  • EmblemHealth
  • Empire Blue Cross Blue Shield
  • Oxford Health Plans
  • UnitedHealthCare

Learn about Dr. Geffken

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

1  Specialties

  • Internal Medicine

1  Board Certifications

  • Internal Medicine
    Accredited by: American Board of Internal Medicine*

77  Conditions Treated

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14  Procedures

  • Cholesterol Screening
  • Diabetes Counseling
  • Diabetes Screening
  • Electrocardiogram (EKG)
  • Fecal Occult Blood Test for Colorectal Cancer
  • Immunization
  • Liver Function Test
  • Osteoporosis Screening
  • Physical Examination
  • Pulmonary Function Test
  • Smoking Cessation Counseling
  • Thyroid Screening
  • Vaccination
  • Wellness Examination

Background Check

0 Malpractice Claims

No malpractice history found for New York.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • Long Island University
    Undergraduate School | Graduated 1985
  • New York College Of Osteopathic Medicine, New York Institute Of Technology
    Medical School | Graduated 1991
  • Massapequa Genl Hospital
    Internship Hospital | Completed 1992
  • Winthrop University Hospital
    Residency Hospital | Completed 1995

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Geffken has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

Dr. Geffken does not have any memberships or affiliations listed. If you are Dr. Geffken and would like to add memberships or affiliations, please update your profile.

Dr. Geffken's Reviews

Likelihood of recommending Dr. Geffken to family and friends
23 total reviews (4 have comments)

Likelihood to Recommend (23)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Geffken's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    10 to 15 minutes

Patient Comments (4)

Dr. Geffken is a laid back doctor. By this, I mean that he is not an alarmist. He has done exams for the approval to do surgery. When I had a virus, he lessens the symptoms with nasal sprays which made a huge difference. He has given me referral for an audiologist who took my two insurances. I...more
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I suffered a severe knee injury in September 2016.. Dr. Geffken's compassionate demeanor and accurate diagnosis allowed me to receive the proper treatment in a timely manner. He was professional and kind during an extremely stressful time in my life. I will be forever grateful for his care. I...more
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Amazing doctor! Extremely knowledgeable and cares about your needs more than anything! 10 out of 10 recommend!
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Outrageous carelessness about my severe anxiety disorder. Treated me like some drug addict off the street. He would never see me in person when i showed up to speak to him and instead relayed ridiculous messages through a secretary (which for the most part are a wonderful, helpful, and caring group...more
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