William Fan, FNP-C
Family · Mountain View
- Medicare standing
- Clear
- Enrolled, allowed to bill and order, not excluded
- Plans that list them
- Not verified
- Not the same as out of network.
- Office
- 1
Offices
1 location
Plan participation
Not verified
We could not verify current plan participation for this doctor. This does not mean they are out of network. Call William Fan’s office at (650) 734-7808 to ask if they take your plan before you enroll.
Drugs they prescribed that Part D paid
$15,865
Pharmacies billed $15,865 in 2024.
This is pharmacy cost, not the office bill, and not what patients paid.
Opioids were 0% of their Part D prescriptions (0 of 350) in 2024. At or below the middle of the specialty; the typical nurse practitioner clinician is at 0%.
326 generic and fewer than 11 brand-name prescriptions · $15,865 in drug cost · 21 antipsychotic prescriptions to people over 65.
Part D prescriptions only. The opioid rate is opioid prescriptions as a share of all this clinician's Part D prescriptions; surgeons and pain specialists run higher than others, so it is shown against the same specialty.
| Olanzapine | 13 | $851 | $65 |
| Memantine | 27 | $593 | $22 |
| Atorvastatin | 31 | $246 | $8 |
| Gabapentin | 18 | $181 | $10 |
| Mirtazapine | 12 | $151 | $13 |
See all 11 drugs
| Olanzapine | 13 | $851 | $65 |
| Memantine | 27 | $593 | $22 |
| Atorvastatin | 31 | $246 | $8 |
| Gabapentin | 18 | $181 | $10 |
| Mirtazapine | 12 | $151 | $13 |
| Metoprolol | 12 | $150 | $13 |
| Donepezil | 13 | $121 | $9 |
| Losartan | 17 | $77 | $5 |
| Omeprazole | 11 | $73 | $7 |
| Famotidine | 12 | $72 | $6 |
| Lisinopril | 17 | $58 | $3 |
Year by year
| 2024 | 350 | 40 | 0% (0) | None | $15,865 |
| 2023 | 1,771 | 156 | 1% (21) | 9% | $103,902 |
| 2022 | 875 | 152 | 0% (0) | None | $84,201 |
| 2021 | 125 | 48 | 0% (0) | None | $9,590 |
Part D prescriptions only. A drug prescribed to fewer than 11 people in a year is hidden.
See the drugs prescribed each year
2023: 40 drugs
| Eliquis | 27 | $18,896 | $700 |
| Rivastigmine | 17 | $6,009 | $353 |
| Memantine | 77 | $5,197 | $67 |
| Amiodarone | 19 | $2,044 | $108 |
| Atorvastatin | 111 | $1,604 | $14 |
| Mirtazapine | 59 | $1,561 | $26 |
| Quetiapine | 49 | $1,453 | $30 |
| Fluticasone-Salmeterol | 13 | $1,289 | $99 |
| Divalproex | 25 | $995 | $40 |
| Losartan | 76 | $908 | $12 |
| Gabapentin | 57 | $887 | $16 |
| Metoprolol | 42 | $808 | $19 |
| Potassium Chloride | 44 | $773 | $18 |
| Donepezil | 40 | $727 | $18 |
| Levothyroxine | 41 | $703 | $17 |
| Tamsulosin | 29 | $641 | $22 |
| Olanzapine | 34 | $618 | $18 |
| Omeprazole | 49 | $584 | $12 |
| Alendronate | 37 | $537 | $15 |
| Carvedilol | 32 | $524 | $16 |
| Diltiazem | 12 | $454 | $38 |
| Pioglitazone | 14 | $440 | $31 |
| Sertraline | 44 | $439 | $10 |
| Famotidine | 32 | $420 | $13 |
| Montelukast | 17 | $385 | $23 |
| Lisinopril | 52 | $385 | $7 |
| Clopidogrel | 22 | $332 | $15 |
| Synthroid | 11 | $326 | $30 |
| Trazodone | 30 | $265 | $9 |
| Furosemide | 44 | $251 | $6 |
| Amlodipine Besylate | 48 | $243 | $5 |
| Escitalopram | 18 | $227 | $13 |
| Pantoprazole | 16 | $203 | $13 |
| Simvastatin | 27 | $199 | $7 |
| Venlafaxine Hcl Er | 11 | $196 | $18 |
| Warfarin | 12 | $148 | $12 |
| Citalopram Hbr | 20 | $141 | $7 |
| Triamcinolone Acetonide | 14 | $135 | $10 |
| Metformin Hcl Er | 15 | $126 | $8 |
| Metoprolol | 18 | $106 | $6 |
2022: 28 drugs
| Eliquis | 18 | $12,344 | $686 |
| Breo Ellipta | 16 | $6,183 | $386 |
| Mirtazapine | 20 | $2,065 | $103 |
| Potassium Chloride | 11 | $1,835 | $167 |
| Atorvastatin | 45 | $726 | $16 |
| Losartan | 53 | $655 | $12 |
| Levothyroxine | 18 | $500 | $28 |
| Bumetanide | 12 | $451 | $38 |
| Albuterol Sulfate Hfa | 16 | $437 | $27 |
| Metoprolol | 20 | $425 | $21 |
| Clopidogrel | 16 | $387 | $24 |
| Glipizide Er | 14 | $358 | $26 |
| Oxybutynin Chloride | 17 | $282 | $17 |
| Spironolactone | 14 | $270 | $19 |
| Gabapentin | 16 | $267 | $17 |
| Hydroxyzine | 23 | $178 | $8 |
| Tizanidine | 14 | $174 | $12 |
| Furosemide | 33 | $164 | $5 |
| Amlodipine Besylate | 31 | $147 | $5 |
| Metformin | 22 | $143 | $6 |
| Lisinopril | 25 | $134 | $5 |
| Pantoprazole | 11 | $118 | $11 |
| Hydrochlorothiazide | 14 | $118 | $8 |
| Simvastatin | 17 | $103 | $6 |
| Triamcinolone Acetonide | 12 | $103 | $9 |
| Mupirocin | 11 | $97 | $9 |
| Metoprolol | 12 | $97 | $8 |
| Carvedilol | 13 | $34 | $3 |
Professional record
- NPI
- 1548833510
- Licence
- CA 95016247
More record details
- Sole proprietor
- No
- Taxonomy
- Federal specialty code 363LF0000X (363LF0000X)
- Mailing address
- 325 Distel Cir, Los Altos, CA, 94022
- NPI first listed
- 2021-07-19
- NPI last updated
- 2023-09-29
- NPI record certified
- 2023-09-29
This is when the NPI record was last certified, not a medical board exam.