Dr. Aaron Barnes, DO
Family Medicine (Family Medicine Physician)
1101 Waterline St
Charleston, SC 29492
Who else practices at this address →
Berkeley County is a federal primary care and mental health shortage area. About shortage areas
- Medicare participating
At a glance
- Years since graduation
- 9
- In the NPI registry since
- 2017
- Medicare patients seen, 2024
- 229
The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is
Education and training
- 2017Registered with an NPI (national billing number; not a license date)
Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).
Specialties and state licenses
-
Family Medicine Physician primary
SC license 95490
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- Musc Medical Center Charleston, SC
- Baptist Health Lexington Lexington, KY
- Saint Joseph East Lexington, KY
Medical groups
- Baptist Health Medical Group Inc (2,472 clinicians)
- Carolina Family Care Inc (81 clinicians)
Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.
Medicare patients and services
- Medicare patients, 2024
- 229
- Services billed
- 1,356
- Patients’ average age
- 73
| Service | Times | Patients |
|---|---|---|
| Established patient office or other outpatient visit, 30-39 minutes | 191 | 110 |
| Established patient office or other outpatient visit, 20-29 minutes | 148 | 106 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 119 | 119 |
| Hemoglobin a1c level | 91 | 49 |
| Administration of influenza virus vaccine | 38 | 38 |
| Influenza vaccine split virus, preservative free | 32 | 32 |
| Urine microalbumin (protein) analysis | 23 | 23 |
| Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 18 | 18 |
| Transitional care management services for problem of at least moderate complexity | 18 | 15 |
| Administration of pneumococcal vaccine | 15 | 15 |
Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.
Medicare prescriptions
Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.
Payments from drug and device companies
In 2025, 14 companies reported 82 payments worth $1,437 in total to this clinician.
| AbbVie Inc. | $276 |
|---|---|
| Lilly USA, LLC | $261 |
| Pfizer Inc. | $228 |
| Novo Nordisk Inc | $138 |
| Bayer HealthCare Pharmaceuticals Inc. | $124 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $102 |
| Phathom Pharmaceuticals, Inc. | $78.85 |
| Gilead Sciences, Inc. | $57.69 |
| Food and Beverage | $1,437 |
|---|
From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.