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Internal Medicine

Maxim K. Kostyk, DO

Sees patients in Rochester, NY · Alpena, MI · New York, Michigan

Summary

Dr. Maxim K. Kostyk, DO is an internal medicine doctor at 100 Hillhurst Ln, Rochester, NY 14617. May accept Medicare assignment. NPI 1316688542. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 100 Hillhurst Ln, Rochester, NY 14617 · Directions (1 more location)
  • Medicare: May accept Medicare assignment
  • Medical school: Midwestern University, Chicago College Of Osteopathic Med · graduated 2022 (4 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Maxim K. Kostyk, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Maxim K. Kostyk accept Medicare assignment?
Medicare's clinician data says Maxim K. Kostyk may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Maxim K. Kostyk's NPI number?
1316688542. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Maxim K. Kostyk is enrolled with Medicare (CMS data updated October 2, 2026).

  • 100 Hillhurst LnRochester, NY 14617
  • 1501 W Chisholm StAlpena, MI 49707

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in Rochester

Clinicians with the same Medicare primary specialty in Rochester, NY — not a recommendation.

All internal medicine doctors in Rochester →

Clinician information

CredentialDO
Medical schoolMidwestern University, Chicago College Of Osteopathic Med
Graduation year2022 (4 years since medical school)
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1316688542
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians