Quick answers
- Does Joseph L. Koen accept Medicare assignment?
- Yes. Medicare's clinician data says Joseph L. Koen 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 Joseph L. Koen see?
- In 2024, CMS data shows 401 Original Medicare patients and 1,066 services for Joseph L. Koen. This counts Original Medicare only and measures volume, not quality.
- What is Joseph L. Koen's NPI number?
- 1578562062. 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 Joseph L. Koen, 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 | 401 |
|---|---|
| Services billed to Medicare | 1,066 |
| Different services or procedures | 58 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)498 services
- New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)139 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)63 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)56 services
- Insertion of cage or mesh device to spine bone and disc space during spine fusion (22853)39 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%
- Arthritis75%
- Diabetes32%
- Anxiety30%
- Depression28%
Hospitals where Joseph L. Koen works
Medicare's Facility Affiliation Data lists Joseph L. Koen 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.
- Bon Secours Maryview Medical CenterPortsmouth, VA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 490017
- Chesapeake General HospitalChesapeake, VA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 490120
- Sentara Leigh HospitalNorfolk, VA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: not listed by Medicare · CCN 490046
- Sentara Obici HospitalSuffolk, VA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 490044
- Sentara Virginia Beach General HospitalVirginia Beach, VA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 490057
Practice locations
Addresses where Joseph L. Koen is enrolled with Medicare (CMS data updated October 2, 2026).
- 300 Medical Pkwy, Suite 200Chesapeake, VA 23320 (757) 625‑4455
- 6261 E Virginia Beach Blvd, Suite 200Norfolk, VA 23502
Group practices
Medicare enrollment lists Joseph L. Koen as a member of these groups (CMS data updated October 2, 2026).
- Chesapeake Regional Medical Group151 clinicians in the group
- Neurosurgical Specialists Inc3 clinicians in the group
Specialties
- Neurosurgeryprimary
Other neurosurgeons in Chesapeake
Clinicians with the same Medicare primary specialty in Chesapeake, VA — not a recommendation.
Other clinicians in Chesapeake Regional Medical Group
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Ohio State University College Of Medicine |
| Graduation year | 1993 (33 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1578562062 |
| 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