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Internal Medicine

Ammar H. Syed, MD

Works at hospitals in Joplin, MO · Springfield, MO · Missouri

Summary

Dr. Ammar H. Syed, MD is an internal medicine doctor at 100 Mercy Way, Joplin, MO 64804. Phone: (417) 556-2300. Accepts Medicare assignment. In 2024, Ammar H. Syed had 195 Original Medicare patients and 458 services. NPI 1528473758. 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.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 100 Mercy Way, Joplin, MO 64804 · Directions (1 more location)
  • Phone: (417) 556‑2300
  • Medicare: Accepts Medicare assignment
  • Hospitals: Mercy Hospital Joplin, Mercy Hospital Springfield
  • Group practice: Mercy Clinic Springfield Communities (+1 more)
  • Medical school: graduated 2014 (12 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Ammar H. Syed, 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 Ammar H. Syed accept Medicare assignment?
Yes. Medicare's clinician data says Ammar H. Syed 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 Ammar H. Syed see?
In 2024, CMS data shows 195 Original Medicare patients and 458 services for Ammar H. Syed. This counts Original Medicare only and measures volume, not quality.
What is Ammar H. Syed's NPI number?
1528473758. 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 Ammar H. Syed, 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 patients195
Services billed to Medicare458
Different services or procedures17
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Critical care, first 30-74 minutes (99291)295 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)60 services
  3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)37 services
  4. Insertion of artery tube for blood sampling or infusion through skin (36620)17 services
  5. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)11 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%
  • Arthritis62%
  • Chronic kidney disease59%
  • Heart failure56%
  • Ischemic heart disease53%

Hospitals where Ammar H. Syed works

Medicare's Facility Affiliation Data lists Ammar H. Syed 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 Ammar H. Syed is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Ammar H. Syed as a member of these groups (CMS data updated October 2, 2026).

  • Mercy Clinic Springfield Communities1,120 clinicians in the group
  • Mercy Clinic Joplin LLC295 clinicians in the group

Specialties

Find other Internal Medicine doctors in Missouri →

Other internal medicine doctors in Joplin

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

All internal medicine doctors in Joplin →

Other clinicians in Mercy Clinic Springfield Communities

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

Clinician information

CredentialMD
Graduation year2014 (12 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1528473758
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