Dr. Mark Grosko, DDS

Dr. Mark Grosko, DDS

Endodontics  ·  
Dr. Mark Grosko, DDS is an endodontics practitioner in Newark, OH. He practices endodontics.

843 N 21st St Ste 103

Newark, OH 43055

Contact Information

Insurance Accepted

  • Ameritas
  • Assurant Health
  • Delta Dental
  • Dental Network of America
  • DenteMax
  • EmblemHealth
  • Guardian
  • Principal Financial Group
  • United Concordia

*Please verify this information when scheduling an appointment.

Learn about Dr. Grosko

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1  Practice Areas

  • Endodontics

2  Procedures

Background Check

Malpractice Claims not available

Healthgrades does not collect malpractice information for Ohio.

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.


Education data for Dr. Grosko is unavailable at this time.

Awards & Recognition

Awards & Honors

Dr. Grosko has no awards or honors listed.

Media & Publications

Dr. Grosko has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

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

Dr. Grosko's Reviews

Likelihood of recommending Dr. Grosko to family and friends
14 total reviews (6 have comments)

Likelihood to Recommend (14)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Grosko'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 (6)

Probably the worse dental experience I have ever had and I have had a lot in 75 years.And to top it all off he expects me to pay top dollar for it.Nuff said!
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Super experienced. Meticulous. Highly recommend.
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I recently had a root canal. My experience was great. No wait time. Very friendly doctor and staff. Asked me several times how I was doing. Even asked me if I wanted different music to listen to. Explained my condition thoroughly. I've had root canals from other doctors in the past and I rank Dr....more
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Dr Grosko and staff were very friendly and professional. I was referred by my dentist for root canal due to abcess under my crown. They got me in same day and despite my nervousness made me at ease. They listened to me,were very informative and gentle . Even after some issues due to my tooth Dr...more
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Very friendly staff, and while he did a good job with DC instructions, that was it. He was very rude, and when I asked about any kind of sedation i.e. laughing gas, he told me to "put on my big girl pants". I am a 33 year old woman, and was absolutely livid. Whenever I flinched and indicated I was...more
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