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Alison H Nguyen, MD

Family Practice · Palo Alto

NPI 1831279439

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
1
1 carrier
Office
1

Offices

1 location · Sutter Bay Medical Foundation · 3,783 clinicians in this group

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Plans that list them

1 plan · 1 carrier

A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Dr. Nguyen’s office at (415) 600-1020 to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.

Plans whose provider directory lists this clinician
Anthem Medicare Advantage (HMO-POS)Anthem Blue CrossListedOct 3, 2026

California Medical Board record

Licence A73410 · Current

Licensed to practise in California · since 2000 · expires 2028-06-30 · University of California, San Diego School of Medicine.

No disciplinary actions, convictions, malpractice judgments or citations in this record.

Original Medicare doctor bills

$29,044

Medicare paid this office $29,044 for 98 people.

This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.

Largest Original Medicare bills
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit50$7,771$155
Return visit (30+ min)44$6,156$99
Short return visit (20+ min)56$4,194$62
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use11$3,167$288
Administration of pneumococcal vaccine14$508$36
See all 6 services
Every Original Medicare service billed
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit50$7,771$155
Return visit (30+ min)44$6,156$99
Short return visit (20+ min)56$4,194$62
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use11$3,167$288
Administration of pneumococcal vaccine14$508$36
Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's25$399$14

Who their Medicare patients are

98 Original Medicare patients in 2024. Average age 74 · Women 67% · Health risk score 0.63. At or below the middle of the specialty; the typical family practice clinician is at 1.13.

Conditions among them: High blood pressure 51% · Coronary heart disease 22% · Diabetes 19% · Cancer 13% · Atrial fibrillation 12% · Depression 12%.

The office billed $74,618, Medicare allowed $36,624 and paid $29,044; for 294 services of 23 kinds; $5,065 of it was for drugs given in the office and $23,979 for care.

Original Medicare patients only. A risk score of 1.0 is the average Medicare patient; higher means sicker. Any count under 11 is hidden.

Year by year

Original Medicare by year
202498294740.63$74,618$29,044
2023113271740.73$65,355$25,531
2022110279740.67$61,874$26,489
202198254740.74$53,896$23,063
2020110502730.77$52,152$19,929
2019130340740.74$71,580$25,764
2018157438730.73$79,919$29,329
2017156417730.78$73,119$26,566
2016159367730.81$68,542$24,375
2015132441720.80$72,341$30,790
2014105257720.78$47,001$15,398
2013104232730.72$44,383$14,282

Original Medicare only. A service billed for fewer than 11 people in a year is hidden, so the lines can add up to less than the year's total.

See the services billed each year

2023: 3 services

Original Medicare services billed in 2023
Return visit (30+ min)56$7,331$94
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit38$5,947$157
Short return visit (20+ min)57$4,854$72

2022: 5 services

Original Medicare services billed in 2022
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit49$7,642$156
Return visit (30+ min)48$6,039$97
Short return visit (20+ min)63$5,162$65
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage21$1,475$70
Administration of influenza virus vaccine22$805$37

2021: 5 services

Original Medicare services billed in 2021
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit53$7,718$146
Short return visit (20+ min)65$5,413$67
Return visit (30+ min)43$5,369$96
Influenza vaccine split virus, preservative free12$783$65
Administration of influenza virus vaccine13$275$21

2020: 7 services

Original Medicare services billed in 2020
Short return visit (20+ min)72$5,163$54
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit29$4,079$141
Return visit (30+ min)33$3,050$82
Influenza vaccine split virus, preservative free28$1,754$60
Pneumococcal vaccine, 23-valent13$1,519$117
Administration of influenza virus vaccine33$698$21
Administration of pneumococcal vaccine16$327$20

2019: 8 services

Original Medicare services billed in 2019
Short return visit (20+ min)77$5,646$54
Return visit (30+ min)56$5,557$79
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit39$5,446$140
Long return visit (40+ min)17$1,654$97
Pneumococcal vaccine, 23-valent14$1,542$110
Influenza vaccine split virus, preservative free16$854$53
Administration of pneumococcal vaccine22$444$20
Administration of influenza virus vaccine18$363$20

2018: 10 services

Original Medicare services billed in 2018
Short return visit (20+ min)101$7,406$50
Return visit (30+ min)46$5,398$86
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit40$5,253$131
Pneumococcal vaccine, 13-valent18$3,520$196
Long return visit (40+ min)13$1,488$106
Influenza vaccine split virus, preservative free18$794$44
Administration of influenza virus vaccine29$784$25
Administration of pneumococcal vaccine26$658$25
Short return visit14$440$31
Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage13$242$19

2017: 9 services

Original Medicare services billed in 2017
Short return visit (20+ min)116$9,083$56
Return visit (30+ min)49$4,647$77
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit34$4,332$127
Pneumococcal vaccine, 13-valent14$2,586$185
Pneumococcal vaccine, 23-valent11$1,066$97
Administration of influenza virus vaccine32$1,054$32
Administration of pneumococcal vaccine25$760$30
Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage29$559$19
Short return visit15$500$33

2016: 9 services

Original Medicare services billed in 2016
Short return visit (20+ min)99$7,235$57
Return visit (30+ min)49$4,759$88
Pneumococcal vaccine, 13-valent21$3,695$176
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit24$3,011$125
Long return visit (40+ min)14$1,415$94
Administration of pneumococcal vaccine24$729$30
Administration of influenza virus vaccine22$668$30
Short return visit14$462$33
Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage20$367$18

2015: 9 services

Original Medicare services billed in 2015
Return visit (30+ min)60$7,264$97
Pneumococcal vaccine, 13-valent47$7,106$151
Short return visit (20+ min)68$5,588$55
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit26$3,421$132
Administration of pneumococcal vaccine58$1,762$30
Administration of influenza virus vaccine31$982$32
Pneumococcal vaccine, 23-valent11$735$67
Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage29$515$18
Short return visit14$363$24

2014: 5 services

Original Medicare services billed in 2014
Short return visit (20+ min)60$4,368$53
Return visit (30+ min)40$4,164$73
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit16$2,007$125
Short return visit13$418$32
Administration of influenza virus vaccine11$334$30

2013: 6 services

Original Medicare services billed in 2013
Short return visit (20+ min)54$3,734$53
Return visit (30+ min)31$3,141$85
Long return visit (40+ min)18$2,656$115
Short return visit12$413$34
Administration of influenza virus vaccine13$396$30
Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage11$205$19

Medicaid work

$108 in 2020

Medicaid paid $108 for 13 billed services this clinician did in 2020, up to 13 people in a month for one service.

Medicaid and CHIP claims where this clinician did the service, fee-for-service and managed care together. Any month with fewer than 11 patients is hidden, so small Medicaid practices undercount.

Largest Medicaid services in 2020
Short return visit (20+ min)13$108
Medicaid work by year
202013113$108
201917116$0
201829117$332
See the largest Medicaid services in earlier years

2019

Largest Medicaid services in 2019
Short return visit (20+ min)17$0

2018

Largest Medicaid services in 2018
Short return visit (20+ min)29$332

Drugs they prescribed that Part D paid

$71,037

Pharmacies billed $71,037 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 1,468) in 2024. At or below the middle of the specialty; the typical family practice clinician is at 2%.

1,354 generic and 114 brand-name prescriptions · $71,037 in drug cost · 19 antibiotic prescriptions to 17 people.

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.

Largest Part D drug costs
Advair Hfa13$5,336$410
Synthroid21$2,239$107
Atorvastatin200$2,234$11
Levothyroxine93$1,277$14
Escitalopram36$932$26
See all 34 drugs
Every Part D drug this clinician prescribed
Advair Hfa13$5,336$410
Synthroid21$2,239$107
Atorvastatin200$2,234$11
Levothyroxine93$1,277$14
Escitalopram36$932$26
Fluticasone Propionate41$906$22
Losartan69$755$11
Tamsulosin30$657$22
Bupropion Xl15$597$40
Gabapentin26$587$23
Sertraline27$545$20
Azelastine11$535$49
Lisinopril69$519$8
Pantoprazole14$477$34
Metformin37$426$12
Metoprolol32$390$12
Omeprazole34$374$11
Hydroxyzine16$368$23
Trazodone12$323$27
Amlodipine Besylate60$281$5
Albuterol Sulfate Hfa15$275$18
Simvastatin43$265$6
Alendronate23$246$11
Montelukast12$245$20
Fenofibrate11$227$21
Rosuvastatin13$159$12
Lisinopril-Hydrochlorothiazide26$138$5
Lovastatin12$133$11
Esomeprazole Magnesium12$123$10
Losartan-Hydrochlorothiazide13$112$9
Famotidine12$104$9
Pravastatin16$83$5
Hydrochlorothiazide23$51$2
Citalopram Hbr11$24$2

Year by year

Part D prescribing by year
20241,4681510% (0)8%$71,037
20231,449167NoneNone$131,207
20221,390150NoneNone$137,428
20211,2971260% (0)None$87,642
20201,2311411% (13)11%$70,110
20191,3281511% (17)None$76,040
20181,3051512% (23)9%$83,641
20171,3251511% (17)None$94,491
20161,1621351% (16)None$92,532
20151,2791373% (32)None$85,968
20141,0341024% (46)None$79,469
2013817852% (20)20%$74,962

Part D prescriptions only. A drug prescribed to fewer than 11 people in a year is hidden.

See the drugs prescribed each year

2023: 35 drugs

Part D drugs prescribed in 2023
Synthroid15$2,108$141
Atorvastatin157$1,770$11
Estradiol11$1,688$153
Levothyroxine82$1,612$20
Fluticasone Propionate39$1,147$29
Tamsulosin31$1,136$37
Losartan56$921$16
Lisinopril70$877$13
Gabapentin23$820$36
Omeprazole36$634$18
Metoprolol27$633$23
Amlodipine Besylate60$548$9
Alendronate31$529$17
Albuterol Sulfate Hfa16$519$32
Olopatadine12$485$40
Escitalopram18$475$26
Bupropion Xl11$475$43
Metformin34$457$13
Sertraline19$454$24
Pantoprazole15$422$28
Duloxetine11$417$38
Azelastine13$412$32
Trazodone12$389$32
Pravastatin20$356$18
Mirtazapine18$323$18
Losartan-Hydrochlorothiazide16$298$19
Hydroxyzine13$285$22
Simvastatin35$278$8
Prednisone12$272$23
Lisinopril-Hydrochlorothiazide25$250$10
Rosuvastatin17$220$13
Famotidine11$207$19
Montelukast11$163$15
Hydrochlorothiazide29$142$5
Fluoxetine11$134$12

2022: 32 drugs

Part D drugs prescribed in 2022
Eliquis13$9,705$747
Synthroid30$3,220$107
Estradiol13$1,667$128
Atorvastatin151$1,641$11
Bupropion Xl19$1,409$74
Levothyroxine74$1,361$18
Azelastine15$1,237$82
Tamsulosin25$925$37
Metoprolol42$773$18
Losartan39$689$18
Rosuvastatin12$651$54
Potassium Chloride21$645$31
Omeprazole32$603$19
Fluticasone Propionate19$596$31
Gabapentin19$569$30
Trazodone19$499$26
Lisinopril66$390$6
Alendronate37$371$10
Pravastatin19$358$19
Simvastatin46$347$8
Pantoprazole14$346$25
Amlodipine Besylate54$338$6
Sertraline28$308$11
Losartan-Hydrochlorothiazide16$289$18
Triamcinolone Acetonide15$271$18
Triamterene-Hydrochlorothiazid11$252$23
Escitalopram11$210$19
Metformin34$165$5
Hydrochlorothiazide43$161$4
Famotidine12$151$13
Lovastatin13$98$8
Lisinopril-Hydrochlorothiazide17$55$3

2021: 30 drugs

Part D drugs prescribed in 2021
Eliquis14$7,382$527
Synthroid31$3,318$107
Estradiol12$2,007$167
Atorvastatin149$1,907$13
Levothyroxine71$1,575$22
Bupropion Xl18$1,153$64
Metoprolol46$918$20
Gabapentin22$842$38
Olmesartan Medoxomil12$568$47
Tamsulosin18$536$30
Trazodone21$516$25
Potassium Chloride22$507$23
Losartan30$493$16
Omeprazole29$462$16
Fluticasone Propionate17$434$26
Lisinopril61$417$7
Amlodipine Besylate44$334$8
Simvastatin40$316$8
Sertraline22$295$13
Alendronate37$272$7
Pravastatin19$226$12
Hydroxyzine20$225$11
Pantoprazole11$212$19
Triamterene-Hydrochlorothiazid12$207$17
Cyclobenzaprine11$179$16
Hydrochlorothiazide53$177$3
Metformin28$172$6
Lovastatin12$104$9
Lisinopril-Hydrochlorothiazide14$35$3
Fluoxetine11$7$1

2020: 30 drugs

Part D drugs prescribed in 2020
Dexilant12$3,608$301
Levothyroxine84$2,130$25
Atorvastatin134$2,068$15
Synthroid18$2,045$114
Bupropion Xl24$1,049$44
Hydroxyzine17$769$45
Metoprolol36$756$21
Tamsulosin20$715$36
Fluticasone Propionate23$696$30
Potassium Chloride25$679$27
Losartan38$603$16
Olopatadine11$589$54
Gabapentin11$459$42
Omeprazole30$456$15
Olmesartan Medoxomil13$401$31
Lisinopril51$366$7
Sertraline22$318$14
Simvastatin38$291$8
Pantoprazole15$286$19
Amlodipine Besylate32$278$9
Trazodone15$260$17
Hydrochlorothiazide56$258$5
Triamterene-Hydrochlorothiazid15$252$17
Pravastatin20$246$12
Metformin30$236$8
Alendronate13$149$11
Benazepril12$120$10
Lisinopril-Hydrochlorothiazide13$93$7
Cephalexin11$61$6
Fluoxetine12$38$3

2019: 29 drugs

Part D drugs prescribed in 2019
Atorvastatin140$2,962$21
Levothyroxine76$2,071$27
Synthroid12$1,301$108
Metoprolol24$918$38
Losartan45$717$16
Omeprazole40$656$16
Simvastatin43$555$13
Tamsulosin23$542$24
Gabapentin17$541$32
Fluticasone Propionate27$534$20
Lisinopril56$508$9
Hydrochlorothiazide70$485$7
Sertraline30$438$15
Amlodipine Besylate47$409$9
Pravastatin21$378$18
Montelukast12$376$31
Olmesartan Medoxomil13$315$24
Metformin31$285$9
Triamterene-Hydrochlorothiazid16$252$16
Pantoprazole17$249$15
Lisinopril-Hydrochlorothiazide13$234$18
Escitalopram23$225$10
Carvedilol11$211$19
Trazodone17$208$12
Ranitidine11$204$19
Verapamil Er12$204$17
Cyclobenzaprine13$144$11
Fluoxetine12$77$6
Amitriptyline11$59$5

2018: 35 drugs

Part D drugs prescribed in 2018
Atorvastatin123$2,470$20
Levothyroxine68$2,045$30
Synthroid14$1,460$104
Esomeprazole Magnesium12$1,354$113
Fluticasone Propionate38$737$19
Tamsulosin24$736$31
Azelastine14$617$44
Econazole Nitrate11$594$54
Metoprolol13$530$41
Hydrochlorothiazide67$495$7
Simvastatin51$434$9
Omeprazole32$426$13
Montelukast11$388$35
Losartan37$339$9
Olmesartan Medoxomil12$334$28
Lisinopril-Hydrochlorothiazide15$330$22
Triamterene-Hydrochlorothiazid17$325$19
Amlodipine Besylate48$313$7
Escitalopram17$303$18
Gabapentin11$253$23
Pravastatin12$253$21
Lisinopril38$252$7
Polyethylene Glycol 335015$251$17
Metformin34$250$7
Sertraline17$201$12
Hydrocodone-Acetaminophen18$193$11
Trazodone19$192$10
Lovastatin12$153$13
Alendronate16$146$9
Carvedilol11$138$13
Benazepril12$130$11
Azithromycin17$107$6
Lorazepam12$83$7
Ranitidine12$81$7
Fluoxetine18$58$3

2017: 35 drugs

Part D drugs prescribed in 2017
Invokana12$6,055$505
Jentadueto12$5,440$453
Nexium14$3,586$256
Tolterodine Tartrate Er14$2,425$173
Levothyroxine64$2,120$33
Atorvastatin92$1,957$21
Synthroid13$1,289$99
Fluticasone Propionate50$1,070$21
Tamsulosin25$810$32
Omeprazole40$582$15
Escitalopram16$524$33
Hydrochlorothiazide63$492$8
Potassium Chloride15$487$32
Montelukast13$429$33
Valsartan12$378$32
Lisinopril51$371$7
Simvastatin47$351$7
Gabapentin15$343$23
Losartan38$315$8
Polyethylene Glycol 335018$284$16
Metformin37$277$7
Fluoxetine12$262$22
Triamterene-Hydrochlorothiazid13$240$18
Pravastatin12$239$20
Verapamil Er11$234$21
Lovastatin20$217$11
Amlodipine Besylate35$201$6
Trazodone13$164$13
Alendronate22$153$7
Sertraline11$127$12
Azithromycin19$120$6
Ranitidine14$108$8
Carvedilol12$89$7
Lorazepam17$71$4
Lisinopril-Hydrochlorothiazide12$63$5

2016: 32 drugs

Part D drugs prescribed in 2016
Benicar19$5,134$270
Invokana12$4,708$392
Nexium14$3,581$256
Valsartan13$1,883$145
Levothyroxine58$1,720$30
Atorvastatin61$1,612$26
Synthroid19$1,569$83
Tamsulosin16$657$41
Fluticasone Propionate27$619$23
Azelastine11$608$55
Metoprolol20$586$29
Omeprazole25$456$18
Simvastatin46$449$10
Zolpidem11$422$38
Pravastatin12$394$33
Lisinopril47$386$8
Metformin28$335$12
Losartan32$319$10
Montelukast12$294$25
Hydrochlorothiazide44$289$7
Fluoxetine16$283$18
Lovastatin25$280$11
Amlodipine Besylate37$267$7
Triamterene-Hydrochlorothiazid11$248$23
Alendronate27$219$8
Polyethylene Glycol 335011$166$15
Azithromycin13$104$8
Trazodone12$95$8
Atenolol16$87$5
Lorazepam14$74$5
Lisinopril-Hydrochlorothiazide13$62$5
Cephalexin11$56$5

2015: 36 drugs

Part D drugs prescribed in 2015
Victoza 3-Pak12$10,341$862
Benicar29$7,129$246
Nexium23$5,688$247
Valsartan17$3,592$211
Synthroid18$1,974$110
Atorvastatin53$1,551$29
Levothyroxine50$1,514$30
Fluticasone Propionate60$1,003$17
Dilantin13$866$67
Tamsulosin17$566$33
Omeprazole30$546$18
Voltaren11$517$47
Simvastatin42$463$11
Amlodipine Besylate37$407$11
Lisinopril44$365$8
Verapamil Er Pm12$357$30
Lovastatin27$347$13
Hydrocodone-Acetaminophen18$321$18
Zolpidem16$315$20
Montelukast12$272$23
Metformin27$264$10
Hydrochlorothiazide34$232$7
Losartan23$228$10
Escitalopram11$224$20
Atenolol20$204$10
Alendronate22$198$9
Trazodone17$195$11
Gabapentin14$169$12
Bupropion Hcl Sr11$169$15
Sertraline15$134$9
Mirtazapine11$125$11
Fluoxetine19$125$7
Azithromycin12$97$8
Lorazepam20$66$3
Metoprolol12$54$4
Paroxetine13$49$4

2014: 27 drugs

Part D drugs prescribed in 2014
Celebrex11$4,799$436
Benicar15$3,534$236
Atorvastatin49$1,554$32
Fluticasone Propionate47$1,224$26
Levothyroxine37$1,028$28
Pantoprazole11$815$74
Omeprazole26$600$23
Simvastatin30$543$18
Gabapentin12$472$39
Glyburide15$468$31
Metformin41$404$10
Alendronate24$289$12
Hydrochlorothiazide33$286$9
Hydrocodone-Acetaminophen31$239$8
Bupropion Hcl Sr12$233$19
Lisinopril30$199$7
Lovastatin16$189$12
Amlodipine Besylate21$178$8
Atenolol21$176$8
Mirtazapine13$160$12
Trazodone19$142$7
Zolpidem19$142$7
Sertraline18$135$8
Fluoxetine23$135$6
Lorazepam18$52$3
Clonazepam11$51$5
Tramadol11$32$3

2013: 26 drugs

Part D drugs prescribed in 2013
Victoza 3-Pak12$5,961$497
Diovan17$5,311$312
Celebrex11$3,303$300
Fluticasone Propionate37$1,596$43
Atorvastatin34$1,058$31
Omeprazole20$572$29
Levothyroxine32$491$15
Simvastatin24$419$17
Alendronate28$401$14
Gabapentin14$389$28
Pravastatin11$333$30
Losartan13$255$20
Lovastatin19$246$13
Metformin20$230$12
Amlodipine Besylate22$210$10
Lisinopril-Hydrochlorothiazide14$190$14
Venlafaxine Hcl Er11$157$14
Lisinopril20$153$8
Atenolol13$146$11
Hydrochlorothiazide19$144$8
Zolpidem21$125$6
Sertraline15$123$8
Ranitidine15$78$5
Lorazepam13$62$5
Hydrocodone-Acetaminophen11$61$6
Citalopram Hbr12$48$4

Money from drug and device companies

$14 in 2024

A payment is not proof that care is biased.

Payments by company
Tris PharmaDyanavel Xr$14
1 payment
  • Meals for Dyanavel Xr · 2024-07-18 · $14
See the published payment
Every published payment
Tris PharmaMeals · 2024-07-18Dyanavel Xr$14

Professional record

NPI
1831279439
Licence
CA A73410California A73410: Current · expires 2028-06-30
Trained
University of California, San Diego School of Medicine, 1999
Video visits
Lists video visits
Gender
Female
More record details
Sole proprietor
No
Taxonomy
Family medicine (207Q00000X)
Mailing address
325 Distel Cir, Los Altos, CA, 94022
NPI first listed
2006-10-17
NPI last updated
2020-05-14
NPI record certified
2020-05-14

This is when the NPI record was last certified, not a medical board exam.