Quick answers
- Does Helen C. Koenig accept Medicare assignment?
- Yes. Medicare's clinician data says Helen C. Koenig 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 Helen C. Koenig see?
- In 2024, CMS data shows 123 Original Medicare patients and 319 services for Helen C. Koenig. This counts Original Medicare only and measures volume, not quality.
- What is Helen C. Koenig's NPI number?
- 1558309104. 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 Helen C. Koenig, 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 | 123 |
|---|---|
| Services billed to Medicare | 319 |
| Different services or procedures | 13 |
| Participating Medicare provider | Yes |
| Average age of these patients | 67 |
Most frequent services
- Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)81 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)64 services
- 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)57 services
- New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)26 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)20 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%
- Chronic kidney disease44%
- Arthritis43%
- Anxiety41%
- Depression40%
Hospitals where Helen C. Koenig works
Medicare's Facility Affiliation Data lists Helen C. Koenig 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.
- Hospital of University of PennsylvaniaPhiladelphia, PA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 390111
- Pennsylvania HospitalPhiladelphia, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390226
Practice locations
Addresses where Helen C. Koenig is enrolled with Medicare (CMS data updated October 2, 2026).
- 3400 Civic Ctr BlvdPhiladelphia, PA 19104 (215) 662‑6932
Group practices
Medicare enrollment lists Helen C. Koenig as a member of this group (CMS data updated October 2, 2026).
- University of Penn - Medical Group3,505 clinicians in the group
Specialties
- Internal Medicineprimary
- Infectious Diseasealso
Other internal medicine doctors 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 | Js Weill Medical College, Cornell University |
| Graduation year | 2003 (23 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1558309104 |
| 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