Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mark Jason Polatnick, MD

Individual provider Internal Medicine Physician · NPI 1376562090

Mark Jason Polatnick, MD is an Internal Medicine in West Hartford, Connecticut. Graduated from Georgetown University School of Medicine in 1996, 30 years ago. Practices with Collins Medical Associates 2 PC, a 43-clinician group and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
30
Trained at
Georgetown University School of Medicine
Licensed in
CT
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

41 N Main St Ste 300
West Hartford, CT 06107-1972
Phone: (860) 313-0448
Fax: (860) 313-1464
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 038683 (CT)

Record details

NPI number1376562090
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 19, 2006
Last updated in NPPESJune 21, 2021
Certification dateJune 21, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolGEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Graduated 1996 (30 years in practice)
Group practice Collins Medical Associates 2 Pc — 43 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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