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Internal Medicine

Maryana Shenderov, MD

Works at hospitals in Baltimore, MD · Maryland

Summary

Dr. Maryana Shenderov, MD is an internal medicine doctor at 1800 Orleans St, Baltimore, MD 21287. Phone: (410) 955-5000. May accept Medicare assignment. In 2024, Maryana Shenderov had 235 Original Medicare patients and 629 services. NPI 1518266089. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 1800 Orleans St, Baltimore, MD 21287 · Directions (4 more locations)
  • Phone: (410) 955‑5000
  • Medicare: May accept Medicare assignment
  • Hospitals: Johns Hopkins Bayview Medical Center, The Johns Hopkins Hospital
  • Group practice: Johns Hopkins University
  • Medical school: State University Of New York Downstate Medical Center · graduated 2011 (15 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Maryana Shenderov, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Maryana Shenderov accept Medicare assignment?
Medicare's clinician data says Maryana Shenderov may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does Maryana Shenderov see?
In 2024, CMS data shows 235 Original Medicare patients and 629 services for Maryana Shenderov. This counts Original Medicare only and measures volume, not quality.
What is Maryana Shenderov's NPI number?
1518266089. 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 Maryana Shenderov, 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 patients235
Services billed to Medicare629
Different services or procedures20
Participating Medicare providerYes
Average age of these patients68

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)137 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)97 services
  3. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)79 services
  4. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)72 services
  5. 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)57 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%
  • Arthritis63%
  • Ischemic heart disease49%
  • Chronic kidney disease43%
  • Diabetes41%

Hospitals where Maryana Shenderov works

Medicare's Facility Affiliation Data lists Maryana Shenderov 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.

Practice locations

Addresses where Maryana Shenderov is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Maryana Shenderov as a member of this group (CMS data updated October 2, 2026).

  • Johns Hopkins University2,909 clinicians in the group

Specialties

Find other Internal Medicine doctors in Maryland →

Other internal medicine doctors in Baltimore

Clinicians with the same Medicare primary specialty in Baltimore, MD — not a recommendation.

All internal medicine doctors in Baltimore →

Other clinicians in Johns Hopkins University

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolState University Of New York Downstate Medical Center
Graduation year2011 (15 years since medical school)
Gender (as listed)Female
Medicare assignmentMay accept for some services
TelehealthOffers telehealth services
NPI (National Provider Identifier)1518266089
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians