Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Adam M. Reyburn, MD

Works at hospitals in Saint Louis, MO · Quincy, IL · Pittsfield, IL … · Missouri, Illinois

Summary

Dr. Adam M. Reyburn, MD is an internal medicine doctor at 1005 Broadway St, Quincy, IL 62301. Phone: (217) 223-8400. Accepts Medicare assignment. In 2024, Adam M. Reyburn had 1,603 Original Medicare patients and 5,493 services. NPI 1396710042. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Adam M. Reyburn, 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 Adam M. Reyburn accept Medicare assignment?
Yes. Medicare's clinician data says Adam M. Reyburn 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.
How many Medicare patients does Adam M. Reyburn see?
In 2024, CMS data shows 1,603 Original Medicare patients and 5,493 services for Adam M. Reyburn. This counts Original Medicare only and measures volume, not quality.
What is Adam M. Reyburn's NPI number?
1396710042. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Adam M. Reyburn, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients1,603
Services billed to Medicare5,493
Different services or procedures31
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)2,818 services
  2. Hospital discharge day management, 30 minutes or less (99238)772 services
  3. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)689 services
  4. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)558 services
  5. Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month (99490)156 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis60%
  • Chronic kidney disease43%
  • Diabetes41%
  • Ischemic heart disease41%

Hospitals where Adam M. Reyburn works

Medicare's Facility Affiliation Data lists Adam M. Reyburn 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.

  • Barnes Jewish HospitalSaint Louis, MO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 260032
  • Blessing HospitalQuincy, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140015
  • Illini Community HospitalPittsfield, IL · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 141315
  • Memorial HospitalCarthage, IL · Critical Access Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 141305
  • Sarah D Culbertson Memorial HospitalRushville, IL · Critical Access Hospital · Emergency services: listed by Medicare · CCN 141333

Practice locations

Addresses where Adam M. Reyburn is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Adam M. Reyburn as a member of these groups (CMS data updated October 2, 2026).

  • Blessing Hospital421 clinicians in the group
  • Quincy Physicians and Surgeons Clinic, PLLC223 clinicians in the group

Specialties

Find other Internal Medicine doctors in Illinois →

Other internal medicine doctors in Quincy

Clinicians with the same Medicare primary specialty in Quincy, IL — not a recommendation.

All internal medicine doctors in Quincy →

Other clinicians in Blessing Hospital

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

Clinician information

CredentialMD
Graduation year2004 (22 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1396710042
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. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians