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Dr. William Klein, MD

Dr. William Klein, MD

Internal Medicine*
30+ years of experience

Dr. William Klein, MD is an internist in Great Neck, NY and has over 30 years of experience in the medical field. He graduated from Icahn School of Medicine at Mount Sinai in 1994. He is affiliated with medical facilities Staten Island University Hospital and St. Francis Hospital & Heart Center. He is accepting new patients and telehealth appointments.

4.5 Star Rating
Based on 58 reviews 4.5 Star Rating (58 reviews)

Practice

1000 Northern Blvd Ste 230 Great Neck, NY 11021
Telehealth available

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Dr. Klein's Reviews

Likelihood to recommend Dr. Klein

4.5

58 ratings, 34 with a written review
5 Star
88%
88%
4 Star
0%
0%
3 Star
0%
0%
2 Star
2%
2%
1 Star
10%
10%

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RecentHighestLowestMost Helpful
What went well
No results
What could be improved
No results
1 person found this helpful
Helpful
Apr 23, 2023
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Pradeep T. – Aug 15, 2019
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Jack G. – Aug 06, 2019
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
R. G. – Jul 09, 2019
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Anonymous – Jun 19, 2019
×Post a ResponseAre you Dr. William Klein, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Alan T. – Jun 19, 2019
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Mark L. – Jun 11, 2019
×Post a ResponseAre you Dr. William Klein, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Elly S. – May 28, 2019
×Post a ResponseAre you Dr. William Klein, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Saul N. – May 16, 2019
×Post a ResponseAre you Dr. William Klein, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Jack H. – May 15, 2019
×Post a ResponseAre you Dr. William Klein, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
J. C. – May 14, 2019
×Post a ResponseAre you Dr. William Klein, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Thomas D. – May 10, 2019
×Post a ResponseAre you Dr. William Klein, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
B. T. – May 09, 2019
×Post a ResponseAre you Dr. William Klein, MD?
What went well
  • Listened & answered questions
  • Explained conditions well
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
Helpful
Steve N. – May 01, 2019
×Post a ResponseAre you Dr. William Klein, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Bill W. – Apr 30, 2019
×Post a ResponseAre you Dr. William Klein, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Deborah R. – Apr 11, 2019
×Post a ResponseAre you Dr. William Klein, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Andre I. – Apr 04, 2019
×Post a ResponseAre you Dr. William Klein, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
R. S. – Apr 02, 2019
×Post a ResponseAre you Dr. William Klein, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Anonymous – Mar 27, 2019
×Post a ResponseAre you Dr. William Klein, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Anonymous – Mar 26, 2019
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About Me

care philosophy

Dr. Klein joined HealthBridge after many years as a full time faculty physician at Mt. Sinai School of Medicine. He is Board Certified in Internal Medicine, and is accepting a limited number of new patients in his Concierge Medicine practice. He...read more
  • Internal Medicine

  • Cosmetic Dermatology

*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.

  • Mt Sinai School Of Med, Internal Medicine

    Residency Hospital
  • Mt. Sinai Medical School

    2006
  • North Shore / Li Jewish Medical Center

    2000
  • Mt Sinai Hospital

    Internship Hospital, 1995
  • Icahn School Of Medicine At Mount Sinai

    Medical School, 1994
For detailed information about any of the below board actions, please search for the provider's records on the linked state licensing board or the Federation of State Medical Boards. To learn more about the difference between these sources, please refer to our FAQs.
Healthgrades has not received any data indicating a board action exists for this provider.
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Locations

Practice

North Shore Sleep Medicine1000 Northern Blvd Ste 230 Great Neck, NY 11021
1
  • Call
  • Fax
  • Hours
    • Mon: 8:00am - 8:00pm
    • Tue: 8:00am - 8:00pm
    • Wed: 8:00am - 8:00pm
    • Thu: 8:00am - 8:00pm
    • Fri: 8:00am - 3:30pm
    • Sat: 8:00am - 1:00pm
  • Directions