Clinic
Siamak Stephen Marzban,m.D.,Inc
Siamak Stephen Marzban,m.D.,Inc was paid $7K by Medicaid between Jan 2018 and Nov 2024, across 16 billing codes. Its largest line is 99213, doctor's office visit, returning patient (routine) — 62% of everything it billed.
33Billing provider infoSIAMAK STEPHEN MARZBAN,M.D.,INC
SAN PEDRO, CA 90732
SAN PEDRO, CA 90732
33aNPI1699076885assigned 11/04/2010
33bProvider typeClinic/Center
28Total paid$7K
24GClaims7,768
24DCodes billed16
24AFirst – last monthJan 2018 – Nov 2024
Compared with peers
Next to other Clinic/Center providers in California
Rank by total paid#391 of 504
Median peer was paid$102K
This provider vs. median0.1×
Peers share this provider's primary NPPES type and state. Size alone says nothing about billing quality: a big agency or a hospital system is expected to sit far above the median.
Box 24A · Dates of service
Paid by month
Paid that monthNov–Dec 2024: claims still arriving when the file was cut, so these months run low for every provider
By year, as a table
| Year | Claims | Paid | |
|---|---|---|---|
| 2018 | 3,185 | $834.38 | |
| 2019 | 737 | $2K | |
| 2020 | 894 | $1K | |
| 2021 | 498 | $529.82 | |
| 2022 | 381 | $896.31 | |
| 2023 | 949 | $397.79 | |
| 2024incomplete | 1,124 | $2K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 99213 | Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity | 62% | 2,467 | 2,102 | $5K |
| 99214 | Doctor's office visit, returning patient (more involved)Office or other outpatient visit for the evaluation and management of an established patient, moderate complexity | 38% | 674 | 609 | $3K |
| 1159F | 0% | 543 | 493 | $0.00 | |
| 3078F | 0% | 848 | 769 | $0.00 | |
| 1160F | 0% | 353 | 323 | $0.00 | |
| G8752 | Most recent systolic blood pressure < 140 mmhg | 0% | 254 | 222 | $0.00 |
| 0521F | 0% | 341 | 309 | $0.00 | |
| G8783 | Normal blood pressure reading documented, follow-up not required | 0% | 223 | 195 | $0.00 |
| 3725F | 0% | 14 | 13 | $0.00 | |
| 3008F | 0% | 535 | 494 | $0.00 | |
| 3074F | 0% | 802 | 731 | $0.00 | |
| 2000F | 0% | 211 | 193 | $0.00 |
4 more codes
Claims and beneficiary counts add up across code × month rows, so one patient seen every month counts many times. Rows with fewer than 12 claims are suppressed by HHS, so small lines can be missing.
From NPPES
Who's on the registration
Authorized officialMARZBAN, SIAMAK (PRESIDENT)