Dental
Mahfouz M. Gereis DDS, INC
Mahfouz M. Gereis DDS, INC was paid $1.10M by Medicaid between Jan 2018 and Jul 2023, across 25 billing codes. Its largest line is D2150, Silver amalgam - two surfaces, primary or permanent — 23% of everything it billed.
33Billing provider infoMAHFOUZ M. GEREIS DDS, INC
PANORAMA CITY, CA 91402
PANORAMA CITY, CA 91402
33aNPI1568766012assigned 12/27/2010
33bProvider typeGeneral Practice Dentistry
28Total paid$1.10M
24GClaims34,496
24DCodes billed25
24AFirst – last monthJan 2018 – Jul 2023
Compared with peers
Next to other General Practice Dentistry providers in California
Rank by total paid#526 of 2,668
Median peer was paid$173K
This provider vs. median6.4×
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 | 7,936 | $212K | |
| 2019 | 7,032 | $241K | |
| 2020 | 4,466 | $142K | |
| 2021 | 5,937 | $192K | |
| 2022 | 6,136 | $218K | |
| 2023 | 2,989 | $98K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| D2150 | Silver amalgam - two surfaces, primary or permanent | 23% | 3,842 | 1,731 | $252K |
| D2160 | 13% | 1,857 | 1,077 | $144K | |
| D1110 | Prophylaxis - adult | 9.9% | 1,363 | 1,361 | $109K |
| D0150 | Comprehensive oral evaluation - new or established patient | 8.2% | 1,574 | 1,567 | $90K |
| D0120 | Dental checkup, returning patientPeriodic oral evaluation - established patient | 7.8% | 1,793 | 1,791 | $86K |
| D0210 | Intraoral - complete series of radiographic images | 7.0% | 1,699 | 1,692 | $77K |
| D2140 | 4.5% | 946 | 544 | $50K | |
| D1120 | Dental cleaning, childProphylaxis - child | 3.9% | 1,321 | 1,310 | $43K |
| D0230 | Intraoral - periapical each additional radiographic image | 3.8% | 10,111 | 2,567 | $41K |
| D9430 | 3.3% | 1,214 | 1,174 | $36K | |
| D1208 | Topical application of fluoride, excluding varnish | 2.9% | 2,746 | 2,730 | $31K |
| D4341 | 2.7% | 447 | 132 | $29K |
13 more codes
| D0274 | Bitewings - four radiographic images | 2.0% | 1,179 | $22K |
| D0350 | 1.8% | 1,996 | $20K | |
| D1351 | Sealant - per tooth | 1.2% | 554 | $13K |
| D7140 | Extraction, erupted tooth or exposed root | 1.1% | 231 | $13K |
| D0220 | Intraoral - periapical first radiographic image | 1.1% | 1,215 | $12K |
| D7210 | Extraction, erupted tooth requiring removal of bone and/or sectioning of tooth | <1% | 74 | $8K |
| D2392 | Resin-based composite - two surfaces, posterior, primary or permanent | <1% | 100 | $7K |
| D2751 | Crown - porcelain fused to predominantly base metal | <1% | 14 | $7K |
| D2391 | Resin-based composite - one surface, posterior, primary or permanent | <1% | 78 | $4K |
| D4910 | <1% | 54 | $4K | |
| D2954 | <1% | 15 | $2K | |
| D2161 | <1% | 14 | $1K | |
| D0272 | Bitewings - two radiographic images | <1% | 59 | $656.00 |
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 officialGEREIS, MAHFOUZ (PRESIDENT)