Ruthie A Guzman
Family · Palo Alto
- 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 Ruthie A Guzman’s office at (888) 731-8994 to ask if they take your plan before you enroll.
Drugs they prescribed that Part D paid
$18,488
Pharmacies billed $18,488 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 278) in 2024. At or below the middle of the specialty; the typical nurse practitioner clinician is at 0%.
242 generic and fewer than 11 brand-name prescriptions · $18,488 in drug cost.
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.
| Levothyroxine | 30 | $257 | $9 |
| Gabapentin | 13 | $247 | $19 |
| Atorvastatin | 22 | $223 | $10 |
| Amlodipine Besylate | 17 | $129 | $8 |
| Losartan | 14 | $73 | $5 |
Year by year
| 2024 | 278 | 89 | 0% (0) | None | $18,488 |
| 2023 | 1,887 | 257 | 6% (121) | 9% | $175,306 |
| 2022 | 2,848 | 389 | 8% (221) | 11% | $265,699 |
| 2021 | 2,832 | 448 | 9% (250) | 11% | $239,933 |
| 2020 | 2,415 | 376 | 7% (165) | 14% | $175,649 |
| 2019 | 1,948 | 330 | 9% (177) | 12% | $114,800 |
| 2018 | 1,308 | 306 | 11% (143) | None | $59,448 |
| 2017 | 709 | 136 | 13% (91) | 10% | $26,969 |
| 2016 | 512 | 55 | 13% (65) | 10% | $20,289 |
| 2015 | 132 | 43 | 17% (22) | None | $8,748 |
Part D prescriptions only. A drug prescribed to fewer than 11 people in a year is hidden.
See the drugs prescribed each year
2023: 49 drugs
| Trulicity | 20 | $28,371 | $1,419 |
| Xarelto | 15 | $23,550 | $1,570 |
| Lantus Solostar | 24 | $14,053 | $586 |
| Gabapentin | 91 | $2,140 | $24 |
| Atorvastatin | 115 | $1,320 | $11 |
| Pramipexole Dihydrochloride | 14 | $1,122 | $80 |
| Oxycodone-Acetaminophen | 23 | $939 | $41 |
| Celecoxib | 17 | $881 | $52 |
| Ventolin Hfa | 14 | $861 | $61 |
| Levothyroxine | 76 | $754 | $10 |
| Losartan | 54 | $726 | $13 |
| Albuterol Sulfate Hfa | 21 | $712 | $34 |
| Fluoxetine | 16 | $693 | $43 |
| Lisinopril | 68 | $688 | $10 |
| Fluticasone Propionate | 45 | $684 | $15 |
| Oxycodone | 36 | $659 | $18 |
| Omeprazole | 31 | $577 | $19 |
| Amlodipine Besylate | 60 | $573 | $10 |
| Famotidine | 24 | $563 | $23 |
| Valacyclovir | 24 | $556 | $23 |
| Clonazepam | 36 | $506 | $14 |
| Escitalopram | 20 | $459 | $23 |
| Bupropion Xl | 12 | $400 | $33 |
| Hydroxyzine | 22 | $399 | $18 |
| Metoprolol | 17 | $388 | $23 |
| Trazodone | 26 | $376 | $14 |
| Montelukast | 18 | $348 | $19 |
| Estradiol | 12 | $346 | $29 |
| Citalopram Hbr | 27 | $337 | $12 |
| Duloxetine | 16 | $337 | $21 |
| Metformin | 37 | $323 | $9 |
| Ibuprofen | 15 | $317 | $21 |
| Hydrocodone-Acetaminophen | 20 | $308 | $15 |
| Pravastatin | 14 | $266 | $19 |
| Simvastatin | 22 | $230 | $10 |
| Chlorthalidone | 15 | $226 | $15 |
| Meloxicam | 25 | $181 | $7 |
| Carvedilol | 13 | $166 | $13 |
| Metformin Hcl Er | 12 | $164 | $14 |
| Zolpidem | 41 | $154 | $4 |
| Cyclobenzaprine | 22 | $151 | $7 |
| Donepezil | 14 | $137 | $10 |
| Tramadol | 31 | $120 | $4 |
| Sertraline | 21 | $120 | $6 |
| Lorazepam | 23 | $107 | $5 |
| Furosemide | 12 | $56 | $5 |
| Promethazine | 11 | $48 | $4 |
| Hydrochlorothiazide | 14 | $41 | $3 |
| Losartan-Hydrochlorothiazide | 11 | $41 | $4 |
2022: 71 drugs
| Trulicity | 26 | $40,933 | $1,574 |
| Xarelto | 20 | $30,887 | $1,544 |
| Symbicort | 19 | $13,436 | $707 |
| Lantus Solostar | 19 | $10,461 | $551 |
| Opium Tincture | 11 | $6,842 | $622 |
| Gabapentin | 134 | $2,459 | $18 |
| Oxycodone | 71 | $1,787 | $25 |
| Atorvastatin | 139 | $1,745 | $13 |
| Albuterol Sulfate Hfa | 27 | $1,478 | $55 |
| Levothyroxine | 98 | $1,442 | $15 |
| Celecoxib | 28 | $1,314 | $47 |
| Oxybutynin Chloride Er | 11 | $1,244 | $113 |
| Oxycodone-Acetaminophen | 29 | $1,225 | $42 |
| Fluticasone Propionate | 64 | $992 | $16 |
| Losartan | 67 | $971 | $14 |
| Lisinopril | 123 | $933 | $8 |
| Duloxetine | 24 | $900 | $38 |
| Omeprazole | 50 | $819 | $16 |
| Estradiol | 14 | $737 | $53 |
| Hydroxyzine | 55 | $735 | $13 |
| Tamsulosin | 17 | $727 | $43 |
| Amlodipine Besylate | 67 | $678 | $10 |
| Quetiapine | 11 | $674 | $61 |
| Ventolin Hfa | 11 | $672 | $61 |
| Methylphenidate | 15 | $657 | $44 |
| Meloxicam | 33 | $653 | $20 |
| Hydrocodone-Acetaminophen | 40 | $612 | $15 |
| Simvastatin | 39 | $591 | $15 |
| Valacyclovir | 27 | $582 | $22 |
| Bupropion Hcl Sr | 14 | $577 | $41 |
| Chlorthalidone | 19 | $567 | $30 |
| Zolpidem | 86 | $566 | $7 |
| Metformin | 62 | $544 | $9 |
| Famotidine | 30 | $498 | $17 |
| Baclofen | 12 | $484 | $40 |
| Ibuprofen | 36 | $479 | $13 |
| Metoprolol | 24 | $472 | $20 |
| Montelukast | 40 | $418 | $10 |
| Mirtazapine | 11 | $366 | $33 |
| Citalopram Hbr | 52 | $365 | $7 |
| Sertraline | 25 | $359 | $14 |
| Diclofenac | 13 | $357 | $27 |
| Bupropion Xl | 11 | $356 | $32 |
| Trazodone | 21 | $356 | $17 |
| Lisinopril-Hydrochlorothiazide | 26 | $332 | $13 |
| Escitalopram | 19 | $316 | $17 |
| Clonazepam | 43 | $279 | $6 |
| Atenolol | 13 | $269 | $21 |
| Tramadol | 62 | $268 | $4 |
| Fluoxetine | 23 | $228 | $10 |
| Ondansetron Odt | 16 | $225 | $14 |
| Pantoprazole | 12 | $224 | $19 |
| Sumatriptan | 18 | $223 | $12 |
| Triamcinolone Acetonide | 12 | $222 | $18 |
| Losartan-Hydrochlorothiazide | 13 | $208 | $16 |
| Promethazine | 21 | $205 | $10 |
| Hydrochlorothiazide | 53 | $184 | $3 |
| Lorazepam | 37 | $182 | $5 |
| Rosuvastatin | 13 | $181 | $14 |
| Azithromycin | 21 | $168 | $8 |
| Pravastatin | 12 | $168 | $14 |
| Cyclobenzaprine | 32 | $160 | $5 |
| Ondansetron | 14 | $138 | $10 |
| Prednisone | 21 | $128 | $6 |
| Alendronate | 13 | $128 | $10 |
| Acyclovir | 12 | $123 | $10 |
| Alprazolam | 17 | $116 | $7 |
| Euthyrox | 14 | $107 | $8 |
| Meclizine | 11 | $100 | $9 |
| Diazepam | 14 | $53 | $4 |
| Metoprolol | 13 | $48 | $4 |
2021: 70 drugs
| Trulicity | 21 | $40,148 | $1,912 |
| Xarelto | 19 | $16,521 | $870 |
| Symbicort | 27 | $10,540 | $390 |
| Flovent Hfa | 17 | $7,922 | $466 |
| Lantus | 13 | $3,947 | $304 |
| Mitigare | 12 | $2,392 | $199 |
| Oxycodone | 66 | $2,012 | $30 |
| Gabapentin | 118 | $1,698 | $14 |
| Levothyroxine | 95 | $1,444 | $15 |
| Atorvastatin | 114 | $1,401 | $12 |
| Famotidine | 49 | $1,152 | $24 |
| Celecoxib | 23 | $1,135 | $49 |
| Albuterol Sulfate Hfa | 21 | $1,005 | $48 |
| Tamsulosin | 25 | $961 | $38 |
| Oxycodone-Acetaminophen | 41 | $949 | $23 |
| Fluticasone Propionate | 45 | $795 | $18 |
| Lisinopril | 100 | $699 | $7 |
| Metoprolol | 25 | $693 | $28 |
| Levalbuterol Tartrate Hfa | 11 | $686 | $62 |
| Hydrocodone-Acetaminophen | 62 | $669 | $11 |
| Duloxetine | 20 | $656 | $33 |
| Losartan | 49 | $652 | $13 |
| Ibuprofen | 57 | $652 | $11 |
| Venlafaxine Hcl Er | 16 | $623 | $39 |
| Simvastatin | 70 | $622 | $9 |
| Valacyclovir | 14 | $596 | $43 |
| Amlodipine Besylate | 73 | $553 | $8 |
| Montelukast | 34 | $546 | $16 |
| Chlorthalidone | 16 | $525 | $33 |
| Escitalopram | 27 | $524 | $19 |
| Hydroxyzine | 46 | $470 | $10 |
| Pregabalin | 11 | $463 | $42 |
| Dextroamphetamine-Amphetamine | 11 | $450 | $41 |
| Memantine | 14 | $418 | $30 |
| Rosuvastatin | 15 | $416 | $28 |
| Buprenorphine | 11 | $410 | $37 |
| Omeprazole | 33 | $409 | $12 |
| Zolpidem | 65 | $398 | $6 |
| Metformin | 45 | $366 | $8 |
| Pantoprazole | 20 | $355 | $18 |
| Meloxicam | 29 | $348 | $12 |
| Tramadol | 67 | $332 | $5 |
| Bupropion Xl | 11 | $321 | $29 |
| Methylphenidate | 14 | $297 | $21 |
| Clonazepam | 54 | $284 | $5 |
| Trazodone | 29 | $270 | $9 |
| Sertraline | 31 | $270 | $9 |
| Citalopram Hbr | 33 | $268 | $8 |
| Allopurinol | 12 | $251 | $21 |
| Amitriptyline | 12 | $250 | $21 |
| Bupropion Hcl Sr | 13 | $240 | $18 |
| Sumatriptan | 17 | $236 | $14 |
| Hydrochlorothiazide | 47 | $232 | $5 |
| Baclofen | 12 | $193 | $16 |
| Promethazine | 33 | $188 | $6 |
| Lisinopril-Hydrochlorothiazide | 20 | $181 | $9 |
| Losartan-Hydrochlorothiazide | 16 | $181 | $11 |
| Acyclovir | 12 | $170 | $14 |
| Cyclobenzaprine | 37 | $170 | $5 |
| Ondansetron | 13 | $146 | $11 |
| Alendronate | 20 | $121 | $6 |
| Euthyrox | 17 | $117 | $7 |
| Lorazepam | 16 | $85 | $5 |
| Cephalexin | 15 | $82 | $5 |
| Diazepam | 22 | $72 | $3 |
| Alprazolam | 27 | $72 | $3 |
| Elinest | 12 | $71 | $6 |
| Fluoxetine | 27 | $69 | $3 |
| Furosemide | 13 | $45 | $3 |
| Prednisone | 18 | $34 | $2 |
2020: 61 drugs
| Trulicity | 11 | $10,828 | $984 |
| Lantus Solostar | 11 | $10,045 | $913 |
| Flovent Hfa | 18 | $7,162 | $398 |
| Xarelto | 14 | $7,079 | $506 |
| Symbicort | 16 | $6,205 | $388 |
| Lantus | 15 | $4,501 | $300 |
| Gabapentin | 132 | $3,017 | $23 |
| Levothyroxine | 100 | $2,544 | $25 |
| Ventolin Hfa | 29 | $1,874 | $65 |
| Oxycodone | 48 | $1,271 | $26 |
| Ibuprofen | 73 | $1,261 | $17 |
| Hydroxyzine | 53 | $1,245 | $23 |
| Celecoxib | 22 | $1,226 | $56 |
| Atorvastatin | 89 | $1,162 | $13 |
| Oxycodone-Acetaminophen | 23 | $1,088 | $47 |
| Methylphenidate | 18 | $936 | $52 |
| Levalbuterol Tartrate Hfa | 14 | $899 | $64 |
| Naproxen | 27 | $814 | $30 |
| Fluticasone Propionate | 40 | $804 | $20 |
| Methocarbamol | 11 | $759 | $69 |
| Albuterol Sulfate Hfa | 15 | $708 | $47 |
| Losartan | 42 | $687 | $16 |
| Valacyclovir | 14 | $644 | $46 |
| Memantine | 15 | $638 | $43 |
| Metoprolol | 23 | $621 | $27 |
| Omeprazole | 35 | $615 | $18 |
| Lisinopril | 92 | $609 | $7 |
| Hydrocodone-Acetaminophen | 36 | $593 | $16 |
| Famotidine | 21 | $583 | $28 |
| Venlafaxine Hcl Er | 13 | $581 | $45 |
| Pantoprazole | 28 | $558 | $20 |
| Fluoxetine | 29 | $527 | $18 |
| Simvastatin | 65 | $505 | $8 |
| Tamsulosin | 17 | $494 | $29 |
| Bupropion Xl | 11 | $480 | $44 |
| Montelukast | 34 | $428 | $13 |
| Rosuvastatin | 14 | $421 | $30 |
| Sertraline | 38 | $415 | $11 |
| Amitriptyline | 14 | $353 | $25 |
| Zolpidem | 51 | $343 | $7 |
| Tramadol | 50 | $332 | $7 |
| Citalopram Hbr | 48 | $326 | $7 |
| Amlodipine Besylate | 43 | $313 | $7 |
| Cyclobenzaprine | 33 | $313 | $9 |
| Diclofenac | 13 | $295 | $23 |
| Metformin | 43 | $292 | $7 |
| Elinest | 13 | $288 | $22 |
| Trazodone | 21 | $274 | $13 |
| Ondansetron | 17 | $266 | $16 |
| Hydrochlorothiazide | 34 | $219 | $6 |
| Escitalopram | 11 | $211 | $19 |
| Clonazepam | 22 | $192 | $9 |
| Lisinopril-Hydrochlorothiazide | 15 | $187 | $12 |
| Triamcinolone Acetonide | 23 | $156 | $7 |
| Meloxicam | 11 | $123 | $11 |
| Lorazepam | 18 | $88 | $5 |
| Lovastatin | 11 | $81 | $7 |
| Cephalexin | 13 | $56 | $4 |
| Furosemide | 13 | $42 | $3 |
| Prednisone | 14 | $31 | $2 |
| Diazepam | 11 | $29 | $3 |
2019: 53 drugs
| Xarelto | 12 | $6,271 | $523 |
| Lantus | 15 | $4,550 | $303 |
| Flovent Hfa | 12 | $3,681 | $307 |
| Gabapentin | 90 | $2,785 | $31 |
| Levothyroxine | 96 | $2,298 | $24 |
| Oxycodone | 53 | $1,016 | $19 |
| Hydroxyzine | 46 | $968 | $21 |
| Atorvastatin | 51 | $894 | $18 |
| Proair Hfa | 11 | $813 | $74 |
| Metoprolol | 23 | $809 | $35 |
| Oxycodone-Acetaminophen | 31 | $803 | $26 |
| Ventolin Hfa | 14 | $801 | $57 |
| Fluticasone Propionate | 43 | $783 | $18 |
| Omeprazole | 28 | $685 | $24 |
| Lisinopril | 95 | $667 | $7 |
| Cyclobenzaprine | 27 | $637 | $24 |
| Methylphenidate | 13 | $618 | $48 |
| Hydrocodone-Acetaminophen | 36 | $589 | $16 |
| Pantoprazole | 24 | $581 | $24 |
| Celecoxib | 13 | $565 | $43 |
| Ibuprofen | 33 | $549 | $17 |
| Duloxetine | 15 | $523 | $35 |
| Naproxen | 26 | $483 | $19 |
| Rosuvastatin | 13 | $469 | $36 |
| Amitriptyline | 13 | $460 | $35 |
| Montelukast | 29 | $431 | $15 |
| Simvastatin | 45 | $393 | $9 |
| Tramadol | 48 | $361 | $8 |
| Losartan | 33 | $359 | $11 |
| Metformin | 52 | $351 | $7 |
| Escitalopram | 12 | $348 | $29 |
| Amlodipine Besylate | 46 | $346 | $8 |
| Elinest | 13 | $287 | $22 |
| Losartan-Hydrochlorothiazide | 16 | $279 | $17 |
| Famotidine | 12 | $278 | $23 |
| Citalopram Hbr | 30 | $267 | $9 |
| Pravastatin | 14 | $256 | $18 |
| Acyclovir | 22 | $232 | $11 |
| Trazodone | 16 | $229 | $14 |
| Sertraline | 19 | $224 | $12 |
| Hydrochlorothiazide | 32 | $195 | $6 |
| Ondansetron | 20 | $189 | $9 |
| Lisinopril-Hydrochlorothiazide | 12 | $179 | $15 |
| Zolpidem | 28 | $173 | $6 |
| Azithromycin | 23 | $145 | $6 |
| Sumatriptan | 12 | $139 | $12 |
| Fluoxetine | 12 | $128 | $11 |
| Clonazepam | 20 | $125 | $6 |
| Triamcinolone Acetonide | 21 | $122 | $6 |
| Meloxicam | 13 | $105 | $8 |
| Cephalexin | 18 | $91 | $5 |
| Lorazepam | 22 | $85 | $4 |
| Prednisone | 16 | $24 | $1 |
2018: 38 drugs
| Proair Hfa | 16 | $1,264 | $79 |
| Gabapentin | 54 | $1,055 | $20 |
| Atorvastatin | 37 | $845 | $23 |
| Oxycodone-Acetaminophen | 30 | $825 | $28 |
| Levothyroxine | 42 | $803 | $19 |
| Ventolin Hfa | 14 | $760 | $54 |
| Oxycodone | 37 | $625 | $17 |
| Hydrocodone-Acetaminophen | 30 | $392 | $13 |
| Zolpidem | 36 | $307 | $9 |
| Metformin | 43 | $299 | $7 |
| Cyclobenzaprine | 21 | $280 | $13 |
| Lisinopril | 54 | $271 | $5 |
| Naproxen | 17 | $267 | $16 |
| Pantoprazole | 19 | $260 | $14 |
| Simvastatin | 28 | $241 | $9 |
| Ibu | 16 | $234 | $15 |
| Montelukast | 17 | $233 | $14 |
| Amlodipine Besylate | 32 | $229 | $7 |
| Omeprazole | 16 | $228 | $14 |
| Ranitidine | 16 | $227 | $14 |
| Ropinirole | 16 | $223 | $14 |
| Fluticasone Propionate | 13 | $213 | $16 |
| Losartan | 22 | $170 | $8 |
| Ibuprofen | 12 | $167 | $14 |
| Pravastatin | 12 | $161 | $13 |
| Tramadol | 24 | $154 | $6 |
| Hydroxyzine | 11 | $140 | $13 |
| Hydrochlorothiazide | 16 | $129 | $8 |
| Ondansetron | 16 | $120 | $8 |
| Citalopram Hbr | 12 | $115 | $10 |
| Triamcinolone Acetonide | 16 | $114 | $7 |
| Prednisone | 32 | $111 | $3 |
| Lisinopril-Hydrochlorothiazide | 11 | $94 | $9 |
| Spironolactone | 12 | $94 | $8 |
| Azithromycin | 14 | $81 | $6 |
| Clonazepam | 17 | $70 | $4 |
| Lorazepam | 13 | $42 | $3 |
| Alprazolam | 15 | $34 | $2 |
2017: 17 drugs
| Oxycodone-Acetaminophen | 22 | $883 | $40 |
| Hydrocodone-Acetaminophen | 53 | $867 | $16 |
| Levothyroxine | 23 | $392 | $17 |
| Atorvastatin | 12 | $289 | $24 |
| Gabapentin | 19 | $275 | $14 |
| Lisinopril | 53 | $219 | $4 |
| Pravastatin | 16 | $155 | $10 |
| Omeprazole | 16 | $142 | $9 |
| Hydrochlorothiazide | 15 | $136 | $9 |
| Metformin | 34 | $130 | $4 |
| Simvastatin | 32 | $128 | $4 |
| Amlodipine Besylate | 22 | $114 | $5 |
| Estradiol | 13 | $96 | $7 |
| Pantoprazole | 13 | $90 | $7 |
| Azithromycin | 11 | $68 | $6 |
| Lisinopril-Hydrochlorothiazide | 16 | $46 | $3 |
| Sertraline | 12 | $30 | $3 |
2016: 11 drugs
| Oxycodone-Acetaminophen | 24 | $1,457 | $61 |
| Hydrocodone-Acetaminophen | 35 | $869 | $25 |
| Levothyroxine | 20 | $341 | $17 |
| Gabapentin | 23 | $196 | $9 |
| Lisinopril | 35 | $158 | $5 |
| Metformin | 32 | $85 | $3 |
| Amlodipine Besylate | 16 | $68 | $4 |
| Simvastatin | 28 | $63 | $2 |
| Pentoxifylline | 12 | $33 | $3 |
| Lisinopril-Hydrochlorothiazide | 13 | $31 | $2 |
| Fluoxetine | 12 | $24 | $2 |
2015: 1 drug
| Hydrocodone-Acetaminophen | 11 | $260 | $24 |
Money from drug and device companies
$99 in 2025
| 2025 | 2 | 3 | None | $99 |
| 2024 | 1 | 2 | None | $32 |
Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.
A payment is not proof that care is biased.
| Madrigal Pharmaceuticals | Rezdiffra | $85 | 2 payments
|
| GlaxoSmithKline | Arexvy | $14 | 1 payment
|
See all 3 published payments
| Madrigal Pharmaceuticals | Meals · 2025-11-22 | Rezdiffra | $49 |
| Madrigal Pharmaceuticals | Meals · 2025-10-28 | Rezdiffra | $36 |
| GlaxoSmithKline | Meals · 2025-09-25 | Arexvy | $14 |
See earlier years (2024)
2024: $32
| GlaxoSmithKline | Bexsero | $32 | 2 payments
|
Professional record
- NPI
- 1790163244
- Licence
- NM CNP-02665
More record details
- Sole proprietor
- No
- Taxonomy
- Federal specialty code 363LF0000X (363LF0000X)
- Mailing address
- 195 Page Mill Rd Ste 103, Palo Alto, CA, 94306
- NPI first listed
- 2015-05-15
- NPI last updated
- 2025-06-08
- NPI record certified
- 2025-06-08
This is when the NPI record was last certified, not a medical board exam.
Extra NPI addresses: 100 Sun Ave Ne Ste 650, Albuquerque, NM, 87109 · 111 W Jackson Blvd Ste 1700, Chicago, IL, 60604