Quick answers
- Does Aleksey Lazarev accept Medicare assignment?
- Yes. Medicare's clinician data says Aleksey Lazarev 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 Aleksey Lazarev see?
- In 2024, CMS data shows 54 Original Medicare patients and 260 services for Aleksey Lazarev. This counts Original Medicare only and measures volume, not quality.
- What is Aleksey Lazarev's NPI number?
- 1669606240. 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 Aleksey Lazarev, 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 | 54 |
|---|---|
| Services billed to Medicare | 260 |
| Different services or procedures | 32 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)62 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)47 services
- X-ray of shoulder blade (73010)28 services
- X-ray of knee, 4 or more views (73564)24 services
- X-ray of shoulder, minimum of 2 views (73030)21 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).
- Arthritis75%
- High cholesterol67%
- High blood pressure59%
- Diabetes26%
- Osteoporosis22%
Practice locations
Addresses where Aleksey Lazarev is enrolled with Medicare (CMS data updated October 2, 2026).
- 2801 K St, Suite 500Sacramento, CA 95816 (916) 732‑3340
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Sacramento
Clinicians with the same Medicare primary specialty in Sacramento, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Icahn School Of Medicine At Mount Sinai |
| Graduation year | 2009 (17 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1669606240 |
| 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