Nessa J. McCollum-Flaxman, MD

Medicare activity in 2024

Official CMS public-use data for Nessa J. McCollum-Flaxman, 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.

Most frequent services

1. Fluoroscopic guidance for spine or back muscle injection (77003)123 services
2. Injection of anesthetic agent into middle or lower spine sympathetic nerve (64520)112 services
3. Injection of anesthetic agent and/or steroid into other nerve or branch (64450)67 services
4. Injection of anesthetic or steroid into joint between lower spine and hip bone using imaging guidance (27096)43 services
5. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)40 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%
• Arthritis75%
• High cholesterol69%
• Anxiety43%
• Depression42%
• Ischemic heart disease34%

Hospitals where Nessa J. McCollum-Flaxman works

Medicare's Facility Affiliation Data lists Nessa J. McCollum-Flaxman 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.

• CHI St Vincent MorriltonMorrilton, AR · Critical Access Hospital · Emergency services: listed by Medicare · CCN 041324

Practice locations

Addresses where Nessa J. McCollum-Flaxman is enrolled with Medicare (CMS data updated October 2, 2026).

• 8201 Cantrell Rd, Suite 250Little Rock, AR 72227 (501) 466‑7246

Group practices

Medicare enrollment lists Nessa J. McCollum-Flaxman as a member of this group (CMS data updated October 2, 2026).

• Flaxventures LLC3 clinicians in the group

Specialties

• Pain Managementprimary
• Anesthesiologyalso

Find other Pain Management doctors in Arkansas →

Other pain management doctors in Little Rock

Clinicians with the same Medicare primary specialty in Little Rock, AR — not a recommendation.

• Bryan B. Slepicka, DO
• Samuel C. Turner, MD
• Matthew J. McNelley, MD
• Christopher J. Maranto, MD
• Meraj N. Siddiqui, MD
• Mikhail Y. Ivanovsky, MD
• Christopher K. Mocek, MD
• Dennis McCoy, MD

All pain management doctors in Little Rock →

Other clinicians in Flaxventures LLC

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

• Karen D. Williams, NP
• Amy J. Regnas, NP

Clinician information

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