Internal Medicine, Medical Oncology · Stanford, CA
NPI
1669563391
Since 2006
Specialty
Internal Medicine, Medical Oncology
Code 207RX0202X
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
$72K
524 services
Medicare patients, 2024
205
Average age 72
Drug cost, 2024
$1.6M
681 prescriptions
Company payments, 2025
$0
From 4 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Kristen N Ganjoo was code 99215 (office e&m - established), 201 times for 88 patients. In total Kristen N Ganjoo billed 524 services in 12 codes, and Medicare paid $72K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2024-04-29.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99215 Office E&M - Established | Office | 201 | 88 | $170.06 | $34K |
| 99214 Office E&M - Established | Office | 163 | 104 | $123.36 | $20K |
| 99213 Office E&M - Established | Office | 50 | 46 | $85.53 | $4,276 |
| 99233 Hospital E&M - Subsequent | Facility | 32 | 13 | $106.45 | $3,406 |
| 99215 Office E&M - Established | Facility | 22 | 15 | $130.82 | $2,878 |
| 99205 Office E&M - New | Office | 13 | 13 | $204.79 | $2,662 |
| 99214 Office E&M - Established | Facility | 11 | 11 | $88.04 | $968 |
By year: 2022 $57K for 599 services; 2023 $54K for 541 services; 2024 $72K for 524 services.
Medicare prescription drug claims, 2024
In 2024, the drug Kristen N Ganjoo prescribed most often to Medicare patients was Prednisone, with 34 prescriptions and refills. In total Kristen N Ganjoo wrote 681 Medicare prescriptions that cost $1.6M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Prednisone Generic | 34 | 45 | 11 | $159 |
| Levothyroxine Sodium Generic | 30 | 76 | 12 | $466 |
| Eliquis Apixaban | 25 | 30 | Under 11 | $16K |
| Imatinib Mesylate Generic | 24 | 24 | Under 11 | $32K |
| Famotidine Generic | 22 | 41 | Under 11 | $38.65 |
| Ondansetron Hcl Generic | 20 | 20 | Under 11 | $100 |
| Fentanyl Generic | 19 | 19 | Under 11 | $1,140 |
| Oxycodone Hcl Generic | 19 | 19 | Under 11 | $300 |
| Gabapentin Generic | 18 | 30 | Under 11 | $272 |
| Qinlock Ripretinib | 17 | 17 | Under 11 | $715K |
| Anastrozole Generic | 16 | 22 | Under 11 | $137 |
| Lynparza Olaparib | 16 | 16 | Under 11 | $221K |
| Omeprazole Generic | 15 | 28 | Under 11 | $149 |
| Xarelto Rivaroxaban | 15 | 23 | Under 11 | $13K |
| Pregabalin Generic | 13 | 27 | Under 11 | $432 |
Brand drugs: - claims; generic drugs: 516 claims; opioid claims: 75.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Kristen N Ganjoo $0 (- in general payments such as food, travel and fees) from 4 companies.
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.