Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Obstetrics/Gynecology

Ludmila B. Bess, MD

Works at hospitals in Los Angeles, CA · California

Summary

Dr. Ludmila B. Bess, MD is an OB-GYN at 5901 W Olympic Blvd, Suite 503, Los Angeles, CA 90036. Accepts Medicare assignment. In 2024, Ludmila B. Bess had 217 Original Medicare patients and 2,121 services. NPI 1780633537. 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: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 5901 W Olympic Blvd, Suite 503, Los Angeles, CA 90036 · Directions
  • Medicare: Accepts Medicare assignment
  • Hospital: Cedars-Sinai Medical Center
  • Group practice: Ludmila B Bess MD a Professional Corporation
  • Medical school: graduated 1962 (64 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 Ludmila B. Bess, 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 Ludmila B. Bess accept Medicare assignment?
Yes. Medicare's clinician data says Ludmila B. Bess 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 Ludmila B. Bess see?
In 2024, CMS data shows 217 Original Medicare patients and 2,121 services for Ludmila B. Bess. This counts Original Medicare only and measures volume, not quality.
What is Ludmila B. Bess's NPI number?
1780633537. 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 Ludmila B. Bess, 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 patients217
Services billed to Medicare2,121
Different services or procedures63
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina (76830)232 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)191 services
  3. Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)153 services
  4. Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (Q0091)152 services
  5. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)151 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%
  • Arthritis75%
  • Diabetes51%
  • Anxiety46%
  • Ischemic heart disease45%

Hospitals where Ludmila B. Bess works

Medicare's Facility Affiliation Data lists Ludmila B. Bess 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 Ludmila B. Bess is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Ludmila B. Bess as a member of this group (CMS data updated October 2, 2026).

  • Ludmila B Bess MD a Professional Corporation2 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in California →

Other OB-GYNs in Los Angeles

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

All OB-GYNs in Los Angeles →

Other clinicians in Ludmila B Bess MD a Professional Corporation

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

Clinician information

CredentialMD
Graduation year1962 (64 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1780633537
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