Quick answers
- Does Barry S. Rosenblum accept Medicare assignment?
- Yes. Medicare's clinician data says Barry S. Rosenblum 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 Barry S. Rosenblum see?
- In 2024, CMS data shows 37 Original Medicare patients and 141 services for Barry S. Rosenblum. This counts Original Medicare only and measures volume, not quality.
- What is Barry S. Rosenblum's NPI number?
- 1740361096. 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 Barry S. Rosenblum, 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 | 37 |
|---|---|
| Services billed to Medicare | 141 |
| Different services or procedures | 27 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Insertion of needle into vein for collection of blood sample (36415)14 services
- Urinalysis, manual test (81002)12 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)12 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%
- Arthritis49%
- Diabetes32%
Practice locations
Addresses where Barry S. Rosenblum is enrolled with Medicare (CMS data updated October 2, 2026).
- 15211 Vanowen St, Suite 105Van Nuys, CA 91405
Group practices
Medicare enrollment lists Barry S. Rosenblum as a member of this group (CMS data updated October 2, 2026).
- Emmett Berg DO Inc and Holvey Medical Group Inc2 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Van Nuys
Clinicians with the same Medicare primary specialty in Van Nuys, CA — not a recommendation.
Other clinicians in Emmett Berg DO Inc and Holvey Medical Group Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1973 (53 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1740361096 |
| 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
- 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