Quick answers
- Does Maryam Tavanaei accept Medicare assignment?
- Yes. Medicare's clinician data says Maryam Tavanaei 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 Maryam Tavanaei see?
- In 2024, CMS data shows 403 Original Medicare patients and 1,477 services for Maryam Tavanaei. This counts Original Medicare only and measures volume, not quality.
- What is Maryam Tavanaei's NPI number?
- 1154811271. 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 Maryam Tavanaei, 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 | 403 |
|---|---|
| Services billed to Medicare | 1,477 |
| Different services or procedures | 24 |
| Participating Medicare provider | Yes |
| Average age of these patients | 78 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)614 services
- Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)168 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)154 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)104 services
- Insertion of needle into vein for collection of blood sample (36415)100 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%
- Chronic kidney disease75%
- Arthritis69%
- Heart failure64%
- Ischemic heart disease63%
Hospitals where Maryam Tavanaei works
Medicare's Facility Affiliation Data lists Maryam Tavanaei 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.
- Cedars-Sinai Medical CenterLos Angeles, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050625
- Providence Cedars Sinai Tarzana Medical CenterTarzana, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050761
- Providence Saint Joseph Medical CenterBurbank, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050235
Practice locations
Addresses where Maryam Tavanaei is enrolled with Medicare (CMS data updated October 2, 2026).
- 12660 Riverside Dr, Suite 215North Hollywood, CA 91607 (818) 487‑0040
- 5525 Etiwanda Ave, Suite 320Tarzana, CA 91356 (818) 774‑3839
Group practices
Medicare enrollment lists Maryam Tavanaei as a member of this group (CMS data updated October 2, 2026).
- Cedars-Sinai Medical Care Foundation1,692 clinicians in the group
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Other clinicians in Cedars-Sinai Medical Care Foundation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2012 (14 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1154811271 |
| 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