Internal Medicine, Infectious Disease · Stanford, CA
NPI
1144458464
Since 2009
Specialty
Internal Medicine, Infectious Disease
Code 207RI0200X
Group practices
1
Medicare group memberships
Hospitals
2
Hospital affiliations
300 Pasteur Dr
Stanford, CA, 94305
Phone (650) 723-4000
Groups this clinician bills Medicare through
Medicare paid, 2024
$52K
428 services
Medicare patients, 2024
180
Average age 68
Drug cost, 2024
$231K
269 prescriptions
Company payments, 2025
$34.4
From 1 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Joanna K Nelson was code 99233 (hospital e&m - subsequent), 125 times for 49 patients. In total Joanna K Nelson billed 428 services in 19 codes, and Medicare paid $52K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2024-04-15.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99233 Hospital E&M - Subsequent | Facility | 125 | 49 | $106.28 | $13K |
| 99215 Office E&M - Established | Office | 67 | 44 | $157.76 | $11K |
| 99214 Office E&M - Established | Office | 53 | 34 | $107.72 | $5,709 |
| 99232 Hospital E&M - Subsequent | Facility | 40 | 33 | $70.71 | $2,829 |
| 99223 Hospital E&M - Initial | Facility | 35 | 31 | $155.19 | $5,432 |
| 99215 Office E&M - Established | Facility | 27 | 22 | $125.82 | $3,397 |
| 99291 Critical Care E&M | Facility | 20 | 12 | $186.48 | $3,730 |
| 99222 Hospital E&M - Initial | Facility | 14 | 14 | $116.89 | $1,636 |
| 99205 Office E&M - New | Office | 13 | 13 | $158.89 | $2,066 |
By year: 2022 $56K for 530 services; 2023 $43K for 387 services; 2024 $52K for 428 services.
Medicare prescription drug claims, 2024
In 2024, the drug Joanna K Nelson prescribed most often to Medicare patients was Azithromycin, with 32 prescriptions and refills. In total Joanna K Nelson wrote 269 Medicare prescriptions that cost $231K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Azithromycin Generic | 32 | 46 | Under 11 | $944 |
| Ethambutol Hcl Generic | 27 | 40 | Under 11 | $1,187 |
| Posaconazole Generic | 24 | 24 | Under 11 | $20K |
| Isoniazid Generic | 22 | 24 | Under 11 | $182 |
| Sulfamethoxazole-Trimethoprim Sulfamethoxazole/Trimethoprim | 17 | 17 | Under 11 | $101 |
| Ciprofloxacin Hcl Generic | 15 | 15 | Under 11 | $185 |
| Rifampin Generic | 14 | 28 | Under 11 | $746 |
| Sivextro Tedizolid Phosphate | 11 | 11 | Under 11 | $165K |
Brand drugs: 20 claims; generic drugs: 249 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Joanna K Nelson $34.4 ($34.4 in general payments such as food, travel and fees) from 1 company. The largest payer was Revance Therapeutics, Inc. with $34.4.
| Company | Payments | Amount |
|---|---|---|
| Revance Therapeutics, Inc. | 1 | $34.4 |
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.