Osara D. Malalasekara, MD

Medicare activity in 2024

Official CMS public-use data for Osara D. Malalasekara, 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. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)66 services
2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)37 services
3. Annual depression screening, 5 to 15 minutes (G0444)28 services
4. Hemoglobin a1c level (83036)23 services
5. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)22 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 cholesterol73%
• Diabetes53%
• Ischemic heart disease35%
• Chronic kidney disease33%
• Arthritis32%

Hospitals where Osara D. Malalasekara works

Medicare's Facility Affiliation Data lists Osara D. Malalasekara 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.

• Wellstar Cobb Medical CenterAustell, GA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 110143
• Wellstar Spalding Medical CenterGriffin, GA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 110031

Practice locations

Addresses where Osara D. Malalasekara is enrolled with Medicare (CMS data updated October 2, 2026).

• 509 N ExpresswayGriffin, GA 30223 (943) 202‑7790
• 5150 Stilesboro N W Rd, Suite 220Kennesaw, GA 30152 (770) 424‑8222
• 601 S 8th StGriffin, GA 30224 (770) 228‑2721

Group practices

Medicare enrollment lists Osara D. Malalasekara as a member of this group (CMS data updated October 2, 2026).

• Wellstar Medical Group LLC3,093 clinicians in the group

Specialties

• Family Practiceprimary
• Internal Medicinealso

Find other Family Practice doctors in Georgia →

Other family doctors in Griffin

Clinicians with the same Medicare primary specialty in Griffin, GA — not a recommendation.

• Clayton P. Bellam, DO
• Melissa D. Primrose, MD
• Tameka D. Byrd, DO
• David De La Sierra, MD
• Trever Biles
• Donna M. Haney, MD
• Benjamin R. Hess, MD
• Turner M. Grogan, MD

All family doctors in Griffin →

Other clinicians in Wellstar Medical Group LLC

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

• Siji S. Thomas, MD
• Sadik Haba, MD
• Larry Thomas Jr.
• Stephanie Poteau, MD
• Abdallah Y. Almegdadi, MD
• Robert D. Rice, 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