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Internal Medicine

Kosmas Papailiadis, MD

Works at hospitals in Annapolis, MD · Maryland

Summary

Dr. Kosmas Papailiadis, MD is an internal medicine doctor at 2003 Medical Pkwy, Suite 100, Annapolis, MD 21401. Phone: (410) 573-1110. Accepts Medicare assignment. In 2024, Kosmas Papailiadis had 644 Original Medicare patients and 3,261 services. NPI 1366886749. 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 Kosmas Papailiadis, 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 Kosmas Papailiadis accept Medicare assignment?
Yes. Medicare's clinician data says Kosmas Papailiadis 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 Kosmas Papailiadis see?
In 2024, CMS data shows 644 Original Medicare patients and 3,261 services for Kosmas Papailiadis. This counts Original Medicare only and measures volume, not quality.
What is Kosmas Papailiadis's NPI number?
1366886749. 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 Kosmas Papailiadis, 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 patients644
Services billed to Medicare3,261
Different services or procedures40
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)823 services
  2. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)680 services
  3. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)425 services
  4. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)416 services
  5. Routine electrocardiogram (ecg) using at least 12 leads with tracing (93005)203 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%
  • Arthritis45%
  • Ischemic heart disease30%
  • Diabetes25%
  • Chronic kidney disease25%

Hospitals where Kosmas Papailiadis works

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

Group practices

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

  • MedStar Medical Group II LLC3,767 clinicians in the group

Specialties

Find other Internal Medicine doctors in Maryland →

Other internal medicine doctors in Annapolis

Clinicians with the same Medicare primary specialty in Annapolis, MD — not a recommendation.

All internal medicine doctors in Annapolis →

Other clinicians in MedStar Medical Group II LLC

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

Clinician information

CredentialMD
Graduation year2013 (13 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1366886749
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