Family Medicine in Diamond Bar, CA
25 verified family medicine doctors in Diamond Bar.
Family medicine physicians provide comprehensive primary care for patients of all ages, from newborns to seniors — managing everyday illness, chronic conditions, and preventive care.
NPPES tenure ≠ clinical experience. "Years on NPPES" is time since the physician first registered a National Provider Identifier, not time practicing medicine. Verify current license status with the state medical board.
Dr. Brian Koffman, MD
Family Medicine
CMS Open Payments· $13,243 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$13,243
Total received
9
Transactions
4
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total is higher than 99% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Brian Koffman do not imply any wrongdoing. Many are meals, education, or research support.
Dr. David Rhodes, MD
Family Medicine
CMS Open Payments· $193.52 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$193.52
Total received
10
Transactions
6
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 84th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to David Rhodes do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Douglas Starr, MD
Family Medicine
CMS Open Payments· $165.66 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$165.66
Total received
9
Transactions
5
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 83th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Douglas Starr do not imply any wrongdoing. Many are meals, education, or research support.
Dr. William Fenerty, MD
Family Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Lubna Isho, DO
Family Medicine
CMS Open Payments· $47.10 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$47.10
Total received
2
Transactions
2
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 75th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Lubna Isho do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Yvonne Rodriguez Lawson, MD
Family Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Peter Yatar, MD
Family Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Jane Kong, MD
Family Medicine
CMS Open Payments· $257.89 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$257.89
Total received
3
Transactions
3
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 86th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Jane Kong do not imply any wrongdoing. Many are meals, education, or research support.
Dr. John Fonmin, MD
Family Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Hitendra Shah, MD
Family Medicine
CMS Open Payments· $43.54 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$43.54
Total received
3
Transactions
1
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 74th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Hitendra Shah do not imply any wrongdoing. Many are meals, education, or research support.
Dr. David Hsieh, MD
Family Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Deslin Thomas, MD
Family Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Yann Ping Pan, MD
Family Medicine
CMS Open Payments· $24.76 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$24.76
Total received
1
Transactions
1
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 71th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Yann Ping Pan do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Pei-Chi Wu, DO
Family Medicine
CMS Open Payments· $197.73 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$197.73
Total received
8
Transactions
2
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 84th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Pei-Chi Wu do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Savitha Sunkara, MD
Family Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Sarom Pyun, MD
Family Medicine
CMS Open Payments· $39.56 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$39.56
Total received
2
Transactions
1
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 74th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Sarom Pyun do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Ekta Sharma, MD
Family Medicine
CMS Open Payments· $30.37 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$30.37
Total received
1
Transactions
1
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 72th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Ekta Sharma do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Eric Lee, DO
Family Medicine
CMS Open Payments· $395.87 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$395.87
Total received
21
Transactions
6
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 89th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Eric Lee do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Aaron Lin, DO
Family Medicine
CMS Open Payments· $102.74 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$102.74
Total received
6
Transactions
4
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 79th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Aaron Lin do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Melissa Trevelline, MD
Family Medicine
CMS Open Payments· $203.66 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$203.66
Total received
9
Transactions
5
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 85th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Melissa Trevelline do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Kim Tran, DO
Family Medicine
CMS Open Payments· $327.54 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$327.54
Total received
12
Transactions
8
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 88th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Kim Tran do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Serena Shen, DO
Family Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Parvita Panchal, DO
Family Medicine
CMS Open Payments· $204.84 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$204.84
Total received
10
Transactions
4
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 85th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Parvita Panchal do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Lilian Li, DO
Family Medicine
CMS Open Payments· $65.94 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$65.94
Total received
3
Transactions
2
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 77th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Lilian Li do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Michelle Mo, MD
Family Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.