Quick answers
- Does Lillie A. Mosaddegh accept Medicare assignment?
- Yes. Medicare's clinician data says Lillie A. Mosaddegh 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 Lillie A. Mosaddegh see?
- In 2024, CMS data shows 531 Original Medicare patients and 2,592 services for Lillie A. Mosaddegh. This counts Original Medicare only and measures volume, not quality.
- What is Lillie A. Mosaddegh's NPI number?
- 1487712071. 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 Lillie A. Mosaddegh, 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 | 531 |
|---|---|
| Services billed to Medicare | 2,592 |
| Different services or procedures | 45 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Established patient problem focused exam of visual system (92012)456 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)382 services
- Exam of visual field with extended testing (92083)259 services
- Imaging of optic nerve (92133)248 services
- Imaging of retina (92134)180 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 cholesterol69%
- High blood pressure66%
- Arthritis37%
- Diabetes29%
- Osteoporosis21%
- Chronic kidney disease19%
Practice locations
Addresses where Lillie A. Mosaddegh is enrolled with Medicare (CMS data updated October 2, 2026).
- 380 Westportal BSan Francisco, CA 94127 (415) 753‑0284
- 490 Post St, Suite 1440San Francisco, CA 94102 (415) 392‑4437
Specialties
- Ophthalmologyprimary
Other ophthalmologists in San Francisco
Clinicians with the same Medicare primary specialty in San Francisco, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Medical College Of Wisconsin |
| Graduation year | 1993 (33 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1487712071 |
| 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