Quick answers
- Does Charlotte A. Rosenblum accept Medicare assignment?
- Yes. Medicare's clinician data says Charlotte A. 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 Charlotte A. Rosenblum see?
- In 2024, CMS data shows 291 Original Medicare patients and 723 services for Charlotte A. Rosenblum. This counts Original Medicare only and measures volume, not quality.
- What is Charlotte A. Rosenblum's NPI number?
- 1629523899. 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 Charlotte A. 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 | 291 |
|---|---|
| Services billed to Medicare | 723 |
| Different services or procedures | 16 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Closure of tear duct opening using plug (68761)170 services
- Imaging of optic nerve (92133)110 services
- Imaging of retina (92134)110 services
- Exam of visual field with extended testing (92083)100 services
- Established patient complete exam of visual system (92014)97 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%
- Diabetes62%
- Arthritis40%
- Chronic kidney disease33%
- Ischemic heart disease22%
Practice locations
Addresses where Charlotte A. Rosenblum is enrolled with Medicare (CMS data updated October 2, 2026).
- 1700 E Cesar E Chavez Ave, Suite 3400Los Angeles, CA 90033 (844) 211‑5462
- 1717 W Beverly Blvd, Suite AMontebello, CA 90640 (562) 866‑1803
- 5750 Downey Ave, Suite 101Lakewood, CA 90712 (844) 211‑5462
Group practices
Medicare enrollment lists Charlotte A. Rosenblum as a member of this group (CMS data updated October 2, 2026).
- Mercy Eye Care Medical Group Inc5 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Los Angeles
Clinicians with the same Medicare primary specialty in Los Angeles, CA — not a recommendation.
Other clinicians in Mercy Eye Care Medical Group Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Graduation year | 2016 (10 years since optometry school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1629523899 |
| 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