Internal Medicine, Hematology & Oncology · Burbank, CA
NPI
1558703363
Since 2013
Specialty
Internal Medicine, Hematology & Oncology
Code 207RH0003X
Group practices
3
Medicare group memberships
Hospitals
1
Hospital affiliations
181 S Buena Vista St Fl 4
Burbank, CA, 91505
Phone (818) 840-0921
Groups this clinician bills Medicare through
Medicare paid, 2024
$183K
9,536 services
Medicare patients, 2024
76
Average age 71
Drug cost, 2024
$6.2M
2,402 prescriptions
Company payments, 2025
$1,943
From 35 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Krisztina I Larson was code 99214 (office e&m - established), 115 times for 40 patients. In total Krisztina I Larson billed 9,536 services in 50 codes, and Medicare paid $183K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2025-09-05.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Office | 115 | 40 | $96.40 | $11K |
| 99213 Office E&M - Established | Office | 102 | 48 | $69.56 | $7,096 |
| 96127 Behavioral Health Services | Office | 73 | 45 | $3.75 | $274 |
| 85025 Blood Count | Office | 62 | 19 | $7.61 | $472 |
| 36415 Venipuncture Blood Collection | Office | 59 | 27 | $8.64 | $510 |
| 99204 Office E&M - New | Office | 13 | 13 | $109.60 | $1,425 |
By year: 2022 $373K for 32,689 services; 2023 $215K for 10,545 services; 2024 $183K for 9,536 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 85025 Blood Count | 62 | 19 | $7.61 | $472 |
| 36415 Venipuncture Blood Collection | 59 | 27 | $8.64 | $510 |
Medicare prescription drug claims, 2024
In 2024, the drug Krisztina I Larson prescribed most often to Medicare patients was Letrozole, with 118 prescriptions and refills. In total Krisztina I Larson wrote 2,402 Medicare prescriptions that cost $6.2M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Letrozole Generic | 118 | 338 | 42 | $3,826 |
| Eliquis Apixaban | 117 | 155 | 29 | $90K |
| Anastrozole Generic | 97 | 219 | 29 | $1,288 |
| Ondansetron Odt Ondansetron | 91 | 93 | 31 | $1,488 |
| Hydroxyurea Generic | 81 | 133 | 16 | $1,532 |
| Palonosetron Hcl Generic | 60 | 60 | 18 | $3,214 |
| Diphenhydramine Hcl Generic | 54 | 54 | 21 | $110 |
| Zarxio Filgrastim-Sndz | 52 | 52 | 16 | $55K |
| Dexamethasone Sodium Phosphate Generic | 52 | 52 | 21 | $153 |
| Dexamethasone Generic | 50 | 58 | 24 | $487 |
| Lupron Depot Leuprolide Acetate | 48 | 133 | 17 | $273K |
| Xtandi Enzalutamide | 47 | 47 | Under 11 | $643K |
| Neulasta Pegfilgrastim | 45 | 45 | 11 | $277K |
| Prednisone Generic | 41 | 53 | Under 11 | $209 |
| Omeprazole Generic | 38 | 78 | 11 | $336 |
Brand drugs: - claims; generic drugs: 1,563 claims; opioid claims: 93.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Krisztina I Larson $1,943 ($1,943 in general payments such as food, travel and fees) from 35 companies. The largest payer was Merck Sharp & Dohme LLC with $207.
| Company | Payments | Amount |
|---|---|---|
| Merck Sharp & Dohme LLC MRK | 7 | $207 |
| Astellas Pharma US Inc 4503.T | 5 | $157 |
| AstraZeneca Pharmaceuticals LP AZN | 7 | $150 |
| Pfizer Inc. PFE | 7 | $95.99 |
| Bayer Healthcare Pharmaceuticals Inc. BAYN.DE | 4 | $91.14 |
| Daiichi Sankyo Inc. 4568.T | 3 | $77.46 |
| E.R. Squibb & Sons, L.L.C. BMY | 4 | $74.45 |
| Caris MPI, Inc. | 2 | $67.69 |
| TerSera Therapeutics LLC | 2 | $67.66 |
| GlaxoSmithKline, LLC. GSK | 2 | $62.09 |
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.