Laurence L. Dennis, MD

Medicare activity in 2024

Official CMS public-use data for Laurence L. Dennis, 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. Injection, dexamethasone sodium phosphate, 1 mg (J1100)1,197 services
2. Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (85025)679 services
3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)550 services
4. Blood test, basic group of blood chemicals (calcium, total) (80048)498 services
5. Insertion of needle into vein for collection of blood sample (36415)469 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%
• Arthritis67%
• Ischemic heart disease49%
• Anxiety49%
• Depression45%

Hospitals where Laurence L. Dennis works

Medicare's Facility Affiliation Data lists Laurence L. Dennis 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.

• Baptist Memorial Hospital BoonevilleBooneville, MS · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 250044
• Baptist Memorial Hospital Union CountyNew Albany, MS · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 250006

Practice locations

Addresses where Laurence L. Dennis is enrolled with Medicare (CMS data updated October 2, 2026).

• 202 N 1st StBooneville, MS 38829 (662) 340‑1138
• 202 N 1st St, Suite ABooneville, MS 38829 (662) 340‑1138

Group practices

Medicare enrollment lists Laurence L. Dennis as a member of these groups (CMS data updated October 2, 2026).

• Baptist Memorial Medical Group, Inc.576 clinicians in the group
• Northeast MS Internal Medicine PC6 clinicians in the group

Specialties

• Internal Medicineprimary

Find other Internal Medicine doctors in Mississippi →

Other internal medicine doctors in Booneville

Clinicians with the same Medicare primary specialty in Booneville, MS — not a recommendation.

• Nathan W. Baldwin, MD
• Thomas J. Putnam, MD
• Mary G. Hancock, MD
• Michael P. Hancock, MD
• Mandar R. Jagtap, DO
• Albert Vacheron, MD

All internal medicine doctors in Booneville →

Other clinicians in Baptist Memorial Medical Group, Inc.

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

• Donald S. Gravenor, MD
• James R. Martin Jr., MD
• Macy P. Tabb, DO
• John B. Clendenin, MD
• Amna G. Khattak, MD
• Prashanth Bhat, MD

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