Internal Medicine, Infectious Disease · La Jolla, CA
NPI
1164486973
Since 2006
Specialty
Internal Medicine, Infectious Disease
Code 207RI0200X
Group practices
1
Medicare group memberships
Hospitals
4
Hospital affiliations
10666 N Torrey Pines Rd
La Jolla, CA, 92037
Phone (858) 554-8005
Groups this clinician bills Medicare through
Medicare paid, 2024
$79K
1,587 services
Medicare patients, 2024
358
Average age 76
Drug cost, 2024
$151K
759 prescriptions
Company payments
-
None reported
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by David C Redfield was code 99231 (hospital e&m - subsequent), 331 times for 116 patients. In total David C Redfield billed 1,587 services in 27 codes, and Medicare paid $79K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2026-07-13.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99231 Hospital E&M - Subsequent | Facility | 331 | 116 | $39.89 | $13K |
| 99213 Office E&M - Established | Office | 262 | 120 | $75.92 | $20K |
| 99202 Office E&M - New | Office | 130 | 130 | $58.35 | $7,585 |
| 99232 Hospital E&M - Subsequent | Facility | 125 | 86 | $63.81 | $7,976 |
| 99441 Telephone Services | Office | 117 | 64 | $46.33 | $5,421 |
| 99222 Hospital E&M - Initial | Facility | 85 | 85 | $105.58 | $8,974 |
| J3489 Injection, zoledronic acid, 1 mg | Office | 85 | 17 | $4.52 | $384 |
| 99223 Hospital E&M - Initial | Facility | 61 | 61 | $140.37 | $8,563 |
| 96365 Intravenous Infusion, Hydration | Office | 18 | 18 | $47.31 | $852 |
By year: 2022 $57K for 918 services; 2023 $63K for 7,339 services; 2024 $79K for 1,587 services.
Medicare prescription drug claims, 2024
In 2024, the drug David C Redfield prescribed most often to Medicare patients was Cefadroxil, with 82 prescriptions and refills. In total David C Redfield wrote 759 Medicare prescriptions that cost $151K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Cefadroxil Generic | 82 | 181 | 23 | $4,614 |
| Penicillin V Potassium Generic | 74 | 213 | 22 | $2,667 |
| Doxycycline Hyclate Generic | 60 | 132 | 22 | $3,436 |
| Vancomycin Hcl Generic | 38 | 38 | 11 | $3,895 |
| Sulfamethoxazole-Trimethoprim Sulfamethoxazole/Trimethoprim | 35 | 77 | Under 11 | $1,067 |
| Ceftriaxone Ceftriaxone Sodium | 33 | 33 | Under 11 | $5,864 |
| Amoxicillin Generic | 30 | 62 | 11 | $358 |
| Cefazolin Sodium Generic | 28 | 28 | Under 11 | $1,956 |
| Ertapenem Ertapenem Sodium | 26 | 26 | Under 11 | $14K |
| Ceftazidime Generic | 25 | 25 | Under 11 | $5,401 |
| Ethambutol Hcl Generic | 22 | 22 | Under 11 | $427 |
| Rifampin Generic | 22 | 33 | Under 11 | $1,365 |
| Ciprofloxacin Hcl Generic | 21 | 33 | Under 11 | $509 |
| Minocycline Hcl Generic | 18 | 25 | Under 11 | $722 |
| Nystatin Generic | 16 | 35 | Under 11 | $849 |
Brand drugs: 31 claims; generic drugs: 728 claims.
Money and other things of value reported by the companies
No payments from drug or medical device companies to David C Redfield were reported in the years we have.
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.