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Internal Medicine

George M. Kosco Iii, DO

Works at hospitals in Hershey, PA · Harrisburg, PA · Pennsylvania

Summary

Dr. George M. Kosco Iii, DO is an internal medicine doctor at 2801 Old Post Rd, Harrisburg, PA 17110. Phone: (717) 651-1515. Accepts Medicare assignment. In 2024, George M. Kosco Iii had 88 Original Medicare patients and 960 services. NPI 1699774695. 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 George M. Kosco Iii, 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 George M. Kosco Iii accept Medicare assignment?
Yes. Medicare's clinician data says George M. Kosco Iii 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 George M. Kosco Iii see?
In 2024, CMS data shows 88 Original Medicare patients and 960 services for George M. Kosco Iii. This counts Original Medicare only and measures volume, not quality.
What is George M. Kosco Iii's NPI number?
1699774695. 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 George M. Kosco Iii, 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 patients88
Services billed to Medicare960
Different services or procedures27
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)473 services
  2. Injection of drug or substance under skin or into muscle (96372)132 services
  3. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)42 services
  4. Influenza vaccine split virus, preservative free (90662)38 services
  5. Administration of influenza virus vaccine (G0008)38 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 cholesterol75%
  • High blood pressure73%
  • Arthritis48%
  • Ischemic heart disease28%
  • Diabetes24%
  • Anxiety18%

Hospitals where George M. Kosco Iii works

Medicare's Facility Affiliation Data lists George M. Kosco Iii 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 George M. Kosco Iii is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Internal Medicine doctors in Pennsylvania →

Other internal medicine doctors in Harrisburg

Clinicians with the same Medicare primary specialty in Harrisburg, PA — not a recommendation.

All internal medicine doctors in Harrisburg →

Clinician information

CredentialDO
Medical schoolR Franklin University Of Med & Sci/chicago Medical School
Graduation year1988 (38 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1699774695
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