Quick answers
- Does Marina Zaretskaya accept Medicare assignment?
- Yes. Medicare's clinician data says Marina Zaretskaya 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 Marina Zaretskaya see?
- In 2024, CMS data shows 229 Original Medicare patients and 492 services for Marina Zaretskaya. This counts Original Medicare only and measures volume, not quality.
- What is Marina Zaretskaya's NPI number?
- 1386711182. 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 Marina Zaretskaya, 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 | 229 |
|---|---|
| Services billed to Medicare | 492 |
| Different services or procedures | 23 |
| Participating Medicare provider | Yes |
| Average age of these patients | 70 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)118 services
- Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)96 services
- Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)73 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)64 services
- Measurement of brain wave activity (eeg), awake and asleep (95819)31 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 pressure73%
- High cholesterol69%
- Arthritis56%
- Anxiety37%
- Depression34%
- Diabetes30%
Hospitals where Marina Zaretskaya works
Medicare's Facility Affiliation Data lists Marina Zaretskaya 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.
- MUSC Medical CenterCharleston, SC · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 420004
- UPMC MercyPittsburgh, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390028
- UPMC PassavantPittsburgh, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390107
- UPMC Presbyterian ShadysidePittsburgh, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390164
- UPMC St MargaretPittsburgh, PA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 390102
Practice locations
Addresses where Marina Zaretskaya is enrolled with Medicare (CMS data updated October 2, 2026).
- 1350 Locust StPittsburgh, PA 15219
- 1400 Locust StPittsburgh, PA 15219
- 1400 Locust St, Suite 3206Pittsburgh, PA 15219 (412) 232‑8276
- 171 Ashley AveCharleston, SC 29425 (843) 792‑1414
- 3471 5th Ave, Suite 810Pittsburgh, PA 15213 (412) 692‑4920
Group practices
Medicare enrollment lists Marina Zaretskaya as a member of these groups (CMS data updated October 2, 2026).
- University of Pittsburgh Physicians4,236 clinicians in the group
- University Medical Associates of the Medical University of South Carol1,668 clinicians in the group
Specialties
- Neurologyprimary
Other neurologists in Pittsburgh
Clinicians with the same Medicare primary specialty in Pittsburgh, PA — not a recommendation.
Other clinicians in University of Pittsburgh Physicians
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1987 (39 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) | 1386711182 |
| 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