Psychiatry and Neurology, Neurology · Fullerton, CA
NPI
1881741247
Since 2007
Specialty
Psychiatry and Neurology, Neurology
Code 2084N0400X
Group practices
3
Medicare group memberships
Hospitals
1
Hospital affiliations
1440 N Harbor Blvd Ste 900
Fullerton, CA, 92835
Phone (714) 213-0492
Groups this clinician bills Medicare through
Medicare paid, 2024
$35K
292 services
Medicare patients, 2024
132
Average age 70
Drug cost, 2024
$564K
165 prescriptions
Company payments, 2025
$942
From 7 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Johanna L Rosenthal was code 99233 (hospital e&m - subsequent), 104 times for 58 patients. In total Johanna L Rosenthal billed 292 services in 15 codes, and Medicare paid $35K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2018-03-28.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99233 Hospital E&M - Subsequent | Facility | 104 | 58 | $94.38 | $9,815 |
| 99223 Hospital E&M - Initial | Facility | 57 | 51 | $137.07 | $7,813 |
| 99291 Critical Care E&M | Facility | 51 | 47 | $163.93 | $8,360 |
| 99215 Office E&M - Established | Office | 43 | 18 | $127.93 | $5,501 |
By year: 2022 $27K for 256 services; 2023 $26K for 221 services; 2024 $35K for 292 services.
Medicare prescription drug claims, 2024
In 2024, the drug Johanna L Rosenthal prescribed most often to Medicare patients was Tysabri (Natalizumab), with 26 prescriptions and refills. In total Johanna L Rosenthal wrote 165 Medicare prescriptions that cost $564K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Tysabri Natalizumab | 26 | 26 | Under 11 | $202K |
| Privigen Immun Glob G(Igg)/Pro/Iga 0-50 | 15 | 15 | Under 11 | $154K |
| Tolterodine Tartrate Er Tolterodine Tartrate | 13 | 13 | Under 11 | $1,836 |
| Kcl-D5w-0.45% Nacl Potassium Chloride/D5-0.45nacl | 13 | 13 | Under 11 | $59.8 |
| Baclofen Generic | 13 | 13 | Under 11 | $164 |
| Methylprednisolone Sodium Succ Methylprednisolone Sod Succ | 13 | 13 | Under 11 | $48.49 |
| Vumerity Diroximel Fumarate | 12 | 12 | Under 11 | $100K |
| Levetiracetam Generic | 12 | 12 | Under 11 | $106 |
Brand drugs: 72 claims; generic drugs: 93 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Johanna L Rosenthal $942 ($942 in general payments such as food, travel and fees) from 7 companies. The largest payer was Biogen, Inc. with $486.
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.