78 flagged providers identified through statistical analysis of billing anomalies.
Flagged Providers
78
Average Risk Score
72/100
State Markup Ratio
3.7x
National avg: 3.8x
Total Medicare Payments
$93.2B
Cities with the most flagged providers based on billing anomaly analysis.
| Provider | Specialty | City | Risk Score | Total Payments | Markup |
|---|---|---|---|---|---|
| Merry Taheri | Nurse Practitioner | Torrance | 96 | $12.1M | 25.4x |
| Som Kohanzadeh | Plastic and Reconstructive Surgery | Beverly Hills | 92 | $14.7M | 59.1x |
| Unilab Corporation | Clinical Laboratory | West Hills | 89 | $94.0M | 9.1x |
| Cardionet, Llc. | Independent Diagnostic Testing Facility (IDTF) | Pleasanton | 88 | $112.2M | 23.7x |
| Laboratory Corporation Of America | Clinical Laboratory | San Diego | 86 | $59.8M | 8.7x |
| Unilab Corporation | Clinical Laboratory | Sacramento | 85 | $47.1M | 9.2x |
| Youram Nassir | Hematology | Los Angeles | 84 | $2.7M | 97.2x |
| Reach Air Medical Services Llc | Ambulance Service Provider | Brawley | 80 | $19.3M | 21.5x |
| Edwin Choi | Family Practice | Los Angeles | 80 | $1.8M | 58.5x |
| Brian Dicarlo | Medical Oncology | San Luis Obispo | 79 | $4.7M | 43.2x |
| Edwin Yau | Family Practice | Monterey Park | 79 | $2.2M | 98.8x |
| Keeran Kumar | Anesthesiology | Encinitas | 79 | $517.2K | 103.2x |
| Matthew Clark | Obstetrics & Gynecology | Newport Beach | 79 | $329.6K | 143.3x |
| Michael Tahery | Obstetrics & Gynecology | Los Angeles | 77 | $2.2M | 7.3x |
| Howard Mango | Audiologist | Newport Beach | 77 | $1.0M | 13.3x |
| Eurofins Ascend Clinical, Llc | Clinical Laboratory | Sunnyvale | 76 | $5.6M | 9.8x |
| Irhythm Technologies, Inc. | Independent Diagnostic Testing Facility (IDTF) | San Francisco | 75 | $94.0M | 7.7x |
| American Medical Response Ambulance Service, Inc. | Ambulance Service Provider | San Diego | 75 | $9.6M | 10.5x |
| Kevin Do | General Practice | Tustin | 75 | $1.4M | 10.7x |
| Gilbert Dominguez | General Practice | La Jolla | 75 | $599.2K | 35.0x |
| Biological Laboratory, Inc. | Clinical Laboratory | San Dimas | 74 | $19.4M | 5.0x |
| Amy Mcmullen | Medical Oncology | Santa Cruz | 74 | $3.5M | 33.9x |
| Samuel Slomowitz | Hematology-Oncology | Los Angeles | 74 | $3.4M | 37.7x |
| Cristiano Boneti | Plastic and Reconstructive Surgery | Beverly Hills | 74 | $494.7K | 33.2x |
| North Star Emergency Services, Inc. | Ambulance Service Provider | Livermore | 73 | $6.7M | 11.5x |
| Harry Hart | Oral Surgery (Dentist only) | Desert Hot Springs | 73 | $2.6M | 3.4x |
| Hoang Nguyen | Internal Medicine | Fountain Valley | 73 | $1.5M | 33.7x |
| Vincent Bennett | Emergency Medicine | Los Angeles | 73 | $1.2M | 196.1x |
| Pejman Shirazy | Physical Medicine and Rehabilitation | Encino | 72 | $1.9M | 47.1x |
| Min Wu | Family Practice | Turlock | 72 | $1.1M | 25.0x |
| Joseph Silverstein | Physician Assistant | Inglewood | 72 | $949.0K | 17.4x |
| Johnson Lee | Plastic and Reconstructive Surgery | Beverly Hills | 71 | $22.5M | 3.5x |
| Jack Azad | General Practice | Los Angeles | 71 | $17.2M | 3.2x |
| Philana Mcdonald | Nurse Practitioner | Atascadero | 71 | $6.9M | 1.0x |
| Mayra Flores | Nurse Practitioner | Santa Cruz | 71 | $6.0M | 1.0x |
| Quest Diagnostics Nichols Institute | Clinical Laboratory | San Juan Capistrano | 71 | $5.6M | 9.0x |
| Ms Diagnostic Laboratory Llc | Clinical Laboratory | Anaheim | 71 | $5.1M | 6.7x |
| Mehrdad Pakdaman | Family Practice | Los Angeles | 71 | $1.3M | 218.9x |
| Richard Park | Internal Medicine | Granada Hills | 70 | $31.7M | 2.7x |
| Daniel Greenwald | Medical Oncology | Santa Barbara | 70 | $3.5M | 23.1x |
| Leonard Hackett | Hematology | Fresno | 70 | $3.3M | 9.5x |
| Jasmine Aghajani | Oral Surgery (Dentist only) | Beverly Hills | 70 | $2.0M | 3.1x |
| Mike Rostami | General Practice | Los Angeles | 70 | $473.2K | 27.0x |
| Juan Bautista | General Practice | Fresno | 70 | $353.7K | 31.1x |
| Falck Northern California Corp. | Ambulance Service Provider | Hayward | 69 | $11.3M | 8.0x |
| Premier Medical Transport, Inc. | Ambulance Service Provider | Brea | 69 | $8.6M | 6.5x |
| Advanced Bionics, Llc. | Pharmacy | Valencia | 69 | $6.9M | 3.1x |
| Ravi Rao | Hematology-Oncology | Fresno | 69 | $6.6M | 10.8x |
| Sutter Valley Medical Foundation | Clinical Laboratory | Sacramento | 69 | $4.4M | 6.3x |
| Brian Tyson | Family Practice | El Centro | 69 | $709.7K | 38.5x |
Showing top 50 of 78 flagged providers.
⚠️ Disclaimer: Being flagged does not imply fraud. These providers were identified through statistical analysis of billing patterns that deviate significantly from peers. Unusual billing may have legitimate explanations. This data is provided for transparency and public accountability purposes only.
Note: All data is from publicly available Medicare records. OpenMedicare is an independent journalism project not affiliated with CMS.