Internal Medicine, Infectious Disease · Chapel Hill, NC
NPI
1912210147
Since 2010
Specialty
Internal Medicine, Infectious Disease
Code 207RI0200X
Group practices
1
Medicare group memberships
Hospitals
1
Hospital affiliations
111 Mason Farm Rd., Medical and Biomolecular Research Bldg Suite #2341 E
Chapel Hill, NC, 27517
Phone (919) 843-0834
Groups this clinician bills Medicare through
Medicare paid, 2024
$15K
198 services
Medicare patients, 2024
55
Average age 66
Drug cost, 2024
$255K
96 prescriptions
Company payments, 2025
$25.7
From 1 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Tessa Andermann was code 99233 (hospital e&m - subsequent), 113 times for 39 patients. In total Tessa Andermann billed 198 services in 11 codes, and Medicare paid $15K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2023-11-27.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99233 Hospital E&M - Subsequent | Facility | 113 | 39 | $86.66 | $9,792 |
By year: 2022 $13K for 162 services; 2023 $19K for 225 services; 2024 $15K for 198 services.
Medicare prescription drug claims, 2024
In 2024, the drug Tessa Andermann prescribed most often to Medicare patients was Cefdinir, with 17 prescriptions and refills. In total Tessa Andermann wrote 96 Medicare prescriptions that cost $255K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Cefdinir Generic | 17 | 17 | Under 11 | $468 |
| Sirturo Bedaquiline Fumarate | 13 | 13 | Under 11 | $51K |
| Nuzyra Omadacycline Tosylate | 12 | 12 | Under 11 | $190K |
| Methenamine Hippurate Generic | 11 | 11 | Under 11 | $253 |
| Levofloxacin Generic | 11 | 11 | Under 11 | $47.38 |
Brand drugs: 27 claims; generic drugs: 69 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Tessa Andermann $25.7 ($25.7 in general payments such as food, travel and fees) from 1 company. The largest payer was Merck Sharp & Dohme LLC with $25.7.
| Company | Payments | Amount |
|---|---|---|
| Merck Sharp & Dohme LLC MRK | 1 | $25.7 |
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.