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

Obstetrics/Gynecology

Brienne N. Williford, MD

Works at hospitals in Columbus, OH · Ohio

Summary

Dr. Brienne N. Williford, MD is an OB-GYN at 3535 Olentangy River Rd, Columbus, OH 43214. Phone: (614) 566-5757. Accepts Medicare assignment. In 2024, Brienne N. Williford had 38 Original Medicare patients and 76 services. NPI 1538457676. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Brienne N. Williford, 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 Brienne N. Williford accept Medicare assignment?
Yes. Medicare's clinician data says Brienne N. Williford 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 Brienne N. Williford see?
In 2024, CMS data shows 38 Original Medicare patients and 76 services for Brienne N. Williford. This counts Original Medicare only and measures volume, not quality.
What is Brienne N. Williford's NPI number?
1538457676. 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 Brienne N. Williford, 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 patients38
Services billed to Medicare76
Different services or procedures23
Participating Medicare providerYes
Average age of these patients62

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)15 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 pressure61%
  • High cholesterol50%
  • Arthritis47%
  • Anxiety45%
  • Depression37%

Hospitals where Brienne N. Williford works

Medicare's Facility Affiliation Data lists Brienne N. Williford 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 Brienne N. Williford is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Brienne N. Williford as a member of this group (CMS data updated October 2, 2026).

  • OhioHealth Corporation2,314 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Ohio →

Other OB-GYNs in Columbus

Clinicians with the same Medicare primary specialty in Columbus, OH — not a recommendation.

All OB-GYNs in Columbus →

Other clinicians in OhioHealth Corporation

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

Clinician information

CredentialMD
Medical schoolToledo Medical College
Graduation year2011 (15 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1538457676
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