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Diagnostic Radiology

Colton S. Welch, MD

Works at hospitals in New York, NY · New York

Summary

Dr. Colton S. Welch, MD is a radiologist at 1 Gustave L Levy Pl, New York, NY 10029. Phone: (212) 241-6426. Accepts Medicare assignment. NPI 1346877529. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Radiologist (Medicare lists Diagnostic Radiology)
  • Address: 1 Gustave L Levy Pl, New York, NY 10029 · Directions (4 more locations)
  • Phone: (212) 241‑6426
  • Medicare: Accepts Medicare assignment
  • Hospital: Mount Sinai Hospital
  • Group practice: Fpa Hospital Based (+1 more)
  • Medical school: Icahn School Of Medicine At Mount Sinai · graduated 2020 (6 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Colton S. Welch, 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 Colton S. Welch accept Medicare assignment?
Yes. Medicare's clinician data says Colton S. Welch 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 Colton S. Welch's NPI number?
1346877529. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Colton S. Welch works

Medicare's Facility Affiliation Data lists Colton S. Welch at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Mount Sinai HospitalNew York, NY · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 330024

Practice locations

Addresses where Colton S. Welch is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Colton S. Welch as a member of these groups (CMS data updated October 2, 2026).

  • Fpa Hospital Based425 clinicians in the group
  • The New Jersey Imaging Network, LLC67 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in New York →

Other radiologists in New York

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

All radiologists in New York →

Other clinicians in Fpa Hospital Based

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

Clinician information

CredentialMD
Medical schoolIcahn School Of Medicine At Mount Sinai
Graduation year2020 (6 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1346877529
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians