Internal Medicine, Nephrology · Long Beach, CA
NPI
1366448136
Since 2005
Specialty
Internal Medicine, Nephrology
Code 207RN0300X
Group practices
1
Medicare group memberships
Hospitals
3
Hospital affiliations
3780 Kilroy Airport Way Ste 115
Long Beach, CA, 90806
Phone (562) 595-7426
Groups this clinician bills Medicare through
Medicare paid, 2024
$172K
2,792 services
Medicare patients, 2024
233
Average age 73
Drug cost, 2024
$237K
1,912 prescriptions
Company payments, 2025
$258
From 3 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Essam Maasarani was code 99232 (hospital e&m - subsequent), 651 times for 108 patients. In total Essam Maasarani billed 2,792 services in 21 codes, and Medicare paid $172K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2018-08-13.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99232 Hospital E&M - Subsequent | Facility | 651 | 108 | $58.09 | $38K |
| 90961 ESRD Related Services (not dialysis) | Office | 349 | 42 | $213.13 | $74K |
| 99214 Office E&M - Established | Office | 263 | 88 | $82.43 | $22K |
| 99223 Hospital E&M - Initial | Facility | 106 | 85 | $126.97 | $13K |
| 99233 Hospital E&M - Subsequent | Facility | 67 | 47 | $88.15 | $5,906 |
| 90935 Hemodialysis | Facility | 41 | 24 | $52.99 | $2,173 |
| 90962 ESRD Related Services (not dialysis) | Office | 26 | 19 | $148.43 | $3,859 |
| 99204 Office E&M - New | Office | 17 | 17 | $114.65 | $1,949 |
By year: 2022 $204K for 1,917 services; 2023 $252K for 2,629 services; 2024 $172K for 2,792 services.
Medicare prescription drug claims, 2024
In 2024, the drug Essam Maasarani prescribed most often to Medicare patients was Amlodipine Besylate, with 173 prescriptions and refills. In total Essam Maasarani wrote 1,912 Medicare prescriptions that cost $237K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Amlodipine Besylate Generic | 173 | 309 | 40 | $654 |
| Calcitriol Generic | 148 | 262 | 35 | $2,209 |
| Losartan Potassium Generic | 108 | 203 | 27 | $829 |
| Hydralazine Hcl Generic | 106 | 182 | 27 | $1,307 |
| Prosol Parenteral Amino Acid 20% No.1 | 101 | 101 | Under 11 | $15K |
| Sevelamer Carbonate Generic | 92 | 135 | 28 | $21K |
| Furosemide Generic | 90 | 175 | 22 | $440 |
| Atorvastatin Calcium Generic | 83 | 223 | 25 | $616 |
| Terazosin Hcl Generic | 77 | 125 | 14 | $912 |
| Clonidine Hcl Generic | 65 | 116 | 19 | $460 |
| Clinisol Parenteral Amino Acid 15% No.5 | 54 | 54 | Under 11 | $14K |
| Lokelma Sodium Zirconium Cyclosilicate | 46 | 49 | 15 | $35K |
| Tamsulosin Hcl Generic | 44 | 99 | 12 | $346 |
| Nifedipine Er Nifedipine | 38 | 78 | 14 | $1,548 |
| Carvedilol Generic | 37 | 75 | Under 11 | $244 |
Brand drugs: - claims; generic drugs: 1,657 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Essam Maasarani $258 ($258 in general payments such as food, travel and fees) from 3 companies. The largest payer was Calliditas Therapeutics US Inc. with $124.
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.