Quick answers
- Does Joseph N. Holobinko accept Medicare assignment?
- Yes. Medicare's clinician data says Joseph N. Holobinko 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 N. Holobinko see?
- In 2024, CMS data shows 1,219 Original Medicare patients and 6,942 services for Joseph N. Holobinko. This counts Original Medicare only and measures volume, not quality.
- What is Joseph N. Holobinko's NPI number?
- 1821058603. 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 N. Holobinko, 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 | 1,219 |
|---|---|
| Services billed to Medicare | 6,942 |
| Different services or procedures | 114 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Injection, triamcinolone acetonide, not otherwise specified, 10 mg (J3301)2,348 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)874 services
- Aspiration and/or injection of fluid large joint using ultrasound guidance (20611)496 services
- X-ray of knee, 4 or more views (73564)320 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)282 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%
- Anxiety28%
- Ischemic heart disease27%
Hospitals where Joseph N. Holobinko works
Medicare's Facility Affiliation Data lists Joseph N. Holobinko 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.
- Frederick Health HospitalFrederick, MD · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 210005
- Meritus Medical CenterHagerstown, MD · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 210001
- WellSpan Chambersburg HospitalChambersburg, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390151
- WellSpan Waynesboro HospitalWaynesboro, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390138
Practice locations
Addresses where Joseph N. Holobinko is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 11110 Medical Campus RdHagerstown, MD 21742
- 11110 Medical Campus Rd, Suite 205Hagerstown, MD 21742 (301) 665‑4950
- 187 Thomas Johnson DrFrederick, MD 21702
- 187 Thomas Johnson Dr, Suite 1Frederick, MD 21702 (301) 378‑9421
- 187 Thomas Johnson Dr, Suite 6Frederick, MD 21702
Group practices
Medicare enrollment lists Joseph N. Holobinko as a member of these groups (CMS data updated October 2, 2026).
- Meritus Medical Center Inc743 clinicians in the group
- Amber Hill Physical Therapy Inc334 clinicians in the group
- Medical Practices of Antietam, LLC234 clinicians in the group
- Frederick Health Hospital Inc127 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Hagerstown
Clinicians with the same Medicare primary specialty in Hagerstown, MD — not a recommendation.
Other clinicians in Meritus Medical Center Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Pennsylvania State University College Of Medicine |
| Graduation year | 1996 (30 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1821058603 |
| 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