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Internal Medicine

Nathanial S. Nolan, MD

Works at hospitals in Saint Louis, MO · Missouri

Summary

Dr. Nathanial S. Nolan, MD is an internal medicine doctor at 620 S Taylor Ave, 100 Taylor Avenue Building Extension, Saint Louis, MO 63110. Phone: (314) 363-9098. Accepts Medicare assignment. NPI 1932559036. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 620 S Taylor Ave, 100 Taylor Avenue Building Extension, Saint Louis, MO 63110 · Directions
  • Phone: (314) 363‑9098
  • Medicare: Accepts Medicare assignment
  • Hospital: Barnes Jewish Hospital
  • Group practice: Washington University
  • Medical school: University Of Missouri, Columbia School Of Medicine · graduated 2016 (10 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Nathanial S. Nolan, 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 Nathanial S. Nolan accept Medicare assignment?
Yes. Medicare's clinician data says Nathanial S. Nolan 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 Nathanial S. Nolan's NPI number?
1932559036. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Nathanial S. Nolan works

Medicare's Facility Affiliation Data lists Nathanial S. Nolan 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.

Practice locations

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

Group practices

Medicare enrollment lists Nathanial S. Nolan as a member of this group (CMS data updated October 2, 2026).

  • Washington University3,029 clinicians in the group

Specialties

Find other Internal Medicine doctors in Missouri →

Other internal medicine doctors in Saint Louis

Clinicians with the same Medicare primary specialty in Saint Louis, MO — not a recommendation.

All internal medicine doctors in Saint Louis →

Other clinicians in Washington University

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

Clinician information

CredentialMD
Medical schoolUniversity Of Missouri, Columbia School Of Medicine
Graduation year2016 (10 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1932559036
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