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

Jaroslav Zivny, MD

Individual provider Gastroenterology Physician · NPI 1144203076

Jaroslav Zivny, MD is a Gastroenterology in Worcester, Massachusetts. Qualified in 1995, 31 years ago. Practices with Umass Memorial Medical Group Inc, a 2,467-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
31
Licensed in
MA
In the registry since
2005
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

55 Lake Ave N Dept OF Gastroenterology
Worcester, MA 01655-0002
Phone: (508) 856-8399
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 157 Union St, Marlborough, MA 01752-1228 — (508) 334-3068
  • 21 Eastern Ave, Worcester, MA 01605-3094 — (508) 334-3068
  • 119 Belmont St, Worcester, MA 01605-2903 — (508) 334-3068

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 209607 (MA)

Record details

NPI number1144203076
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 23, 2005
Last updated in NPPESOctober 28, 2020
Certification dateOctober 28, 2020

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolOTHER
Graduated 1995 (31 years in practice)
Group practice Umass Memorial Medical Group Inc — 2467 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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