Quick answers
- Does Giorgos C. Karakousis accept Medicare assignment?
- Yes. Medicare's clinician data says Giorgos C. Karakousis 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 Giorgos C. Karakousis see?
- In 2024, CMS data shows 356 Original Medicare patients and 1,098 services for Giorgos C. Karakousis. This counts Original Medicare only and measures volume, not quality.
- What is Giorgos C. Karakousis's NPI number?
- 1952458937. 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 Giorgos C. Karakousis, 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 patients | 356 |
|---|---|
| Services billed to Medicare | 1,098 |
| Different services or procedures | 96 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)223 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)114 services
- Imaging of lymph nodes during surgery (38900)61 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)61 services
- Removal of cancer skin growth of body, arms, or legs, more than 4.0 cm (11606)56 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%
- Arthritis42%
- Ischemic heart disease29%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)28%
- Chronic kidney disease25%
Hospitals where Giorgos C. Karakousis works
Medicare's Facility Affiliation Data lists Giorgos C. Karakousis 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.
- Chester County HospitalWest Chester, PA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 390179
- Hospital of University of PennsylvaniaPhiladelphia, PA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 390111
- Penn Presbyterian Medical CenterPhiladelphia, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390223
- Pennsylvania HospitalPhiladelphia, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390226
- University Medical Center of Princeton at PlainsboroPlainsboro, NJ · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 310010
Practice locations
Addresses where Giorgos C. Karakousis is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 11; the Medicare profile lists all.
- 3400 Civic Ctr BlvdPhiladelphia, PA 19104
- 3400 Civic Ctr Blvd, Penn Medicine Orthopaedic PerelmanPhiladelphia, PA 19104 (215) 349‑8200
- 3400 Civic Ctr Blvd 1, Abram Cancer Ctr Pacam 1 FlrPhiladelphia, PA 19104 (215) 893‑2600
- 3400 Civic Ctr Blvd 2nd Floor SoutPhiladelphia, PA 19104
- 3400 Civic Ctr Blvd 4, Penn Behavioral Health Perelman 4th FloorPhiladelphia, PA 19104 (215) 746‑6701
Group practices
Medicare enrollment lists Giorgos C. Karakousis as a member of this group (CMS data updated October 2, 2026).
- University of Penn - Medical Group3,505 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Philadelphia
Clinicians with the same Medicare primary specialty in Philadelphia, PA — not a recommendation.
Other clinicians in University of Penn - Medical Group
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Perelman School Of Med At The University Of Pennsylvania |
| Graduation year | 2001 (25 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1952458937 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians