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Internal Medicine

Ivaylo A. Vagliarsky, MD

Works at hospitals in Bakersfield, CA · California

Summary

Dr. Ivaylo A. Vagliarsky, MD is an internal medicine doctor at 1408 Commercial Way, Bakersfield, CA 93309. Phone: (661) 327-4455. Accepts Medicare assignment. In 2024, Ivaylo A. Vagliarsky had 690 Original Medicare patients and 2,254 services. NPI 1558324913. 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: 1408 Commercial Way, Bakersfield, CA 93309 · Directions
  • Phone: (661) 327‑4455
  • Medicare: Accepts Medicare assignment
  • Hospital: Adventist Health Bakersfield
  • Group practice: Silver Summit Medical Corporation
  • Medical school: graduated 1985 (41 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Ivaylo A. Vagliarsky, 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 Ivaylo A. Vagliarsky accept Medicare assignment?
Yes. Medicare's clinician data says Ivaylo A. Vagliarsky 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 Ivaylo A. Vagliarsky see?
In 2024, CMS data shows 690 Original Medicare patients and 2,254 services for Ivaylo A. Vagliarsky. This counts Original Medicare only and measures volume, not quality.
What is Ivaylo A. Vagliarsky's NPI number?
1558324913. 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 Ivaylo A. Vagliarsky, 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 patients690
Services billed to Medicare2,254
Different services or procedures18
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (G0500)680 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)530 services
  3. Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)328 services
  4. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)173 services
  5. Biopsy of large bowel using a flexible endoscope (45380)105 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%
  • Arthritis49%
  • Diabetes40%
  • Ischemic heart disease38%
  • Anxiety24%

Hospitals where Ivaylo A. Vagliarsky works

Medicare's Facility Affiliation Data lists Ivaylo A. Vagliarsky 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 Ivaylo A. Vagliarsky is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Ivaylo A. Vagliarsky as a member of this group (CMS data updated October 2, 2026).

  • Silver Summit Medical Corporation11 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Bakersfield

Clinicians with the same Medicare primary specialty in Bakersfield, CA — not a recommendation.

All internal medicine doctors in Bakersfield →

Other clinicians in Silver Summit Medical Corporation

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

Clinician information

CredentialMD
Graduation year1985 (41 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1558324913
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