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Hematology/Oncology

Chelsea Peterson, DO

Sees patients in Buffalo, NY · New York

Summary

Dr. Chelsea Peterson, DO is a hematologist-oncologist at Elm and Carlton St, Buffalo, NY 14263. Phone: (716) 845-2300. Accepts Medicare assignment. NPI 1598228868. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Hematologist-oncologist (Medicare lists Hematology/Oncology)
  • Address: Elm and Carlton St, Buffalo, NY 14263 · Directions
  • Phone: (716) 845‑2300
  • Medicare: Accepts Medicare assignment
  • Group practice: Roswell Park Cancer Institute
  • Medical school: graduated 2019 (7 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Chelsea Peterson, 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 Chelsea Peterson accept Medicare assignment?
Yes. Medicare's clinician data says Chelsea Peterson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Chelsea Peterson's NPI number?
1598228868. 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 Chelsea Peterson is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Chelsea Peterson as a member of this group (CMS data updated October 2, 2026).

  • Roswell Park Cancer Institute488 clinicians in the group

Specialties

Find other Hematology/Oncology doctors in New York →

Other hematologist-oncologists in Buffalo

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

All hematologist-oncologists in Buffalo →

Other clinicians in Roswell Park Cancer Institute

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialDO
Graduation year2019 (7 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1598228868
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