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Internal Medicine

Alesia Billingslea, MD

Works at hospitals in Austell, GA · Marietta, GA · Roswell, GA … · Georgia

Summary

Dr. Alesia Billingslea, MD is an internal medicine doctor at 1810 White Cir, Suite 105, Marietta, GA 30066. Phone: (678) 797-6820. Accepts Medicare assignment. In 2024, Alesia Billingslea had 248 Original Medicare patients and 616 services. NPI 1194015123. 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 Alesia Billingslea, 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 Alesia Billingslea accept Medicare assignment?
Yes. Medicare's clinician data says Alesia Billingslea 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 Alesia Billingslea see?
In 2024, CMS data shows 248 Original Medicare patients and 616 services for Alesia Billingslea. This counts Original Medicare only and measures volume, not quality.
What is Alesia Billingslea's NPI number?
1194015123. 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 Alesia Billingslea, 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 patients248
Services billed to Medicare616
Different services or procedures28
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)141 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)116 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)72 services
  4. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)52 services
  5. Testing for presence of drug, read by direct observation (80305)21 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 pressure69%
  • High cholesterol64%
  • Arthritis37%
  • Diabetes29%
  • Ischemic heart disease21%
  • Anxiety17%

Hospitals where Alesia Billingslea works

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

Group practices

Medicare enrollment lists Alesia Billingslea as a member of these groups (CMS data updated October 2, 2026).

  • Wellstar Medical Group LLC3,093 clinicians in the group
  • Physiotherapy Associates Inc1,460 clinicians in the group

Specialties

Find other Internal Medicine doctors in Georgia →

Other internal medicine doctors in Marietta

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

All internal medicine doctors in Marietta →

Other clinicians in Wellstar Medical Group LLC

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

Clinician information

CredentialMD
Medical schoolMeharry Medical College School Of Medicine
Graduation year2011 (15 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1194015123
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