Margaret Forsyth, MD

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. Forsyth’s office at (415) 600-1020 to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.

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Plans whose provider directory lists this clinician

Alignment Health Sutter Advantage +More (HMO)	Alignment Health Plan	Listed	Oct 3, 2026

California Medical Board record

Licence G60055 · Current

Licensed to practise in California · since 1987 · expires 2027-04-30 · Stanford University School of Medicine.

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

School, training and certification

What this clinician told their state board, medical school and everything before it. Only some states publish this, so nothing here means the state does not say, not that there was no training or certification.

Specialty certification

American Board of Internal Medicine - Internal Medicine

Drugs they prescribed that Part D paid

This is pharmacy cost, not the office bill, and not what patients paid.

Opioids were 0% of their 76 Part D prescriptions in 2022.

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

Year by year

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Part D prescribing by year

2022	76	41	0% (0)	None	$5,811
2021	1,713	233	None	None	$90,624
2020	2,890	259	1% (29)	11%	$133,453
2019	2,618	258	2% (38)	None	$124,276
2018	2,642	267	2% (42)	13%	$123,464
2017	2,770	273	3% (72)	None	$143,481
2016	2,726	252	2% (65)	None	$133,756
2015	2,950	266	2% (57)	None	$144,268
2014	2,981	232	2% (53)	None	$152,372
2013	3,405	232	2% (71)	None	$167,526

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

See the drugs prescribed each year

2021: 33 drugs

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Part D drugs prescribed in 2021

Eliquis	25	$21,817	$873
Premarin	11	$4,545	$413
Prempro	11	$4,486	$408
Flovent Hfa	13	$3,546	$273
Atorvastatin	206	$2,876	$14
Irbesartan	47	$2,636	$56
Estradiol	19	$2,385	$126
Losartan	113	$2,170	$19
Levothyroxine	92	$2,068	$22
Amlodipine Besylate	176	$1,343	$8
Valacyclovir	12	$917	$76
Valsartan	29	$763	$26
Gabapentin	39	$732	$19
Metoprolol	37	$712	$19
Losartan-Hydrochlorothiazide	17	$708	$42
Hydrochlorothiazide	83	$602	$7
Lisinopril	98	$573	$6
Omeprazole	28	$504	$18
Escitalopram	20	$469	$23
Alendronate	25	$379	$15
Rosuvastatin	12	$364	$30
Lovastatin	21	$339	$16
Mirtazapine	11	$321	$29
Metoprolol	22	$259	$12
Sertraline	15	$246	$16
Allopurinol	14	$244	$17
Warfarin	13	$238	$18
Sumatriptan	17	$196	$12
Metformin	24	$178	$7
Atenolol	20	$146	$7
Lorazepam	18	$85	$5
Simvastatin	20	$62	$3
Clonazepam	11	$44	$4

2020: 57 drugs

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Part D drugs prescribed in 2020

Eliquis	15	$15,053	$1,004
Prempro	19	$7,097	$374
Premarin	16	$6,274	$392
Xarelto	11	$5,515	$501
Flovent Hfa	20	$5,349	$267
Atorvastatin	328	$5,116	$16
Levothyroxine	147	$3,802	$26
Losartan	192	$2,333	$12
Potassium Chloride	36	$2,223	$62
Celecoxib	18	$2,140	$119
Amlodipine Besylate	246	$2,064	$8
Irbesartan	38	$2,031	$53
Valacyclovir	24	$2,017	$84
Valsartan	38	$1,801	$47
Estradiol	11	$1,648	$150
Tresiba Flextouch U-100	13	$1,595	$123
Metoprolol	45	$1,527	$34
Synthroid	18	$1,326	$74
Gabapentin	66	$1,272	$19
Lisinopril	162	$1,267	$8
Mirtazapine	32	$1,115	$35
Fluticasone Propionate	31	$1,110	$36
Proair Hfa	15	$1,052	$70
Hydrochlorothiazide	139	$966	$7
Escitalopram	37	$853	$23
Omeprazole	35	$674	$19
Metformin	62	$635	$10
Lovastatin	31	$605	$20
Losartan-Hydrochlorothiazide	22	$558	$25
Albuterol Sulfate Hfa	14	$544	$39
Metoprolol	38	$460	$12
Rosuvastatin	12	$455	$38
Simvastatin	46	$454	$10
Warfarin	16	$442	$28
Triamterene-Hydrochlorothiazid	22	$424	$19
Alendronate	33	$411	$12
Allopurinol	15	$371	$25
Tramadol	14	$357	$26
Benazepril	25	$346	$14
Finasteride	12	$342	$29
Clotrimazole	20	$294	$15
Metformin Hcl Er	11	$239	$22
Lorazepam	29	$217	$7
Duloxetine	11	$216	$20
Citalopram Hbr	14	$211	$15
Atenolol	26	$200	$8
Hydrocodone-Acetaminophen	13	$183	$14
Cephalexin	25	$173	$7
Clonazepam	17	$159	$9
Famotidine	17	$138	$8
Sumatriptan	12	$137	$11
Trazodone	16	$135	$8
Triamcinolone Acetonide	23	$124	$5
Fluoxetine	13	$123	$9
Sertraline	12	$107	$9
Furosemide	12	$101	$8
Zolpidem	28	$86	$3

2019: 54 drugs

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Part D drugs prescribed in 2019

Eliquis	11	$12,981	$1,180
Premarin	28	$7,531	$269
Atorvastatin	282	$5,720	$20
Prempro	17	$5,468	$322
Flovent Hfa	13	$4,584	$353
Levothyroxine	152	$4,077	$27
Valsartan	40	$2,538	$63
Estradiol	13	$2,240	$172
Amlodipine Besylate	218	$2,118	$10
Losartan	155	$1,947	$13
Potassium Chloride	33	$1,897	$57
Celecoxib	18	$1,839	$102
Shingrix	11	$1,795	$163
Propranolol Hcl Er	15	$1,741	$116
Metoprolol	37	$1,506	$41
Gabapentin	46	$1,348	$29
Valacyclovir	22	$1,341	$61
Escitalopram	39	$1,156	$30
Lisinopril	132	$1,116	$8
Mirtazapine	30	$1,107	$37
Synthroid	13	$1,023	$79
Proair Hfa	15	$983	$66
Hydrochlorothiazide	122	$868	$7
Fluticasone Propionate	31	$827	$27
Simvastatin	61	$724	$12
Lovastatin	33	$699	$21
Omeprazole	38	$645	$17
Irbesartan	17	$602	$35
Metformin	47	$555	$12
Losartan-Hydrochlorothiazide	34	$498	$15
Allopurinol	17	$458	$27
Benazepril	16	$436	$27
Citalopram Hbr	17	$434	$26
Triamterene-Hydrochlorothiazid	18	$359	$20
Pantoprazole	14	$358	$26
Warfarin	17	$344	$20
Metoprolol	22	$338	$15
Fluoxetine	14	$316	$23
Finasteride	11	$309	$28
Atenolol	23	$298	$13
Sumatriptan	15	$285	$19
Hydrocodone-Acetaminophen	19	$265	$14
Trazodone	22	$253	$11
Alendronate	18	$197	$11
Furosemide	26	$193	$7
Sertraline	16	$163	$10
Lorazepam	37	$157	$4
Prednisone	19	$154	$8
Lisinopril-Hydrochlorothiazide	12	$152	$13
Tramadol	13	$148	$11
Clonazepam	25	$124	$5
Zolpidem	26	$118	$5
Metformin Hcl Er	12	$106	$9
Acyclovir	13	$64	$5

2018: 52 drugs

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Part D drugs prescribed in 2018

Premarin	27	$7,373	$273
Atorvastatin	278	$6,640	$24
Prempro	17	$5,718	$336
Levothyroxine	162	$4,409	$27
Flovent Hfa	12	$4,277	$356
Valsartan	64	$2,066	$32
Metoprolol	38	$1,781	$47
Losartan	151	$1,612	$11
Proair Hfa	24	$1,598	$67
Potassium Chloride	26	$1,584	$61
Amlodipine Besylate	197	$1,502	$8
Propranolol Hcl Er	16	$1,337	$84
Synthroid	12	$1,201	$100
Mirtazapine	24	$1,190	$50
Lisinopril	131	$1,026	$8
Fluticasone Propionate	37	$991	$27
Lovastatin	46	$986	$21
Gabapentin	36	$760	$21
Simvastatin	74	$731	$10
Felodipine Er	16	$701	$44
Tamsulosin	18	$670	$37
Hydrochlorothiazide	101	$657	$7
Metformin	68	$653	$10
Escitalopram	28	$634	$23
Allopurinol	19	$629	$33
Irbesartan	12	$521	$43
Valsartan-Hydrochlorothiazide	13	$511	$39
Triamterene-Hydrochlorothiazid	26	$491	$19
Valacyclovir	13	$486	$37
Omeprazole	43	$480	$11
Hydrocodone-Acetaminophen	26	$440	$17
Fluoxetine	31	$427	$14
Warfarin	13	$374	$29
Benazepril	13	$342	$26
Sumatriptan	18	$335	$19
Zolpidem	40	$275	$7
Acyclovir	12	$263	$22
Citalopram Hbr	16	$251	$16
Atenolol	27	$250	$9
Lorazepam	57	$242	$4
Cephalexin	26	$229	$9
Losartan-Hydrochlorothiazide	18	$213	$12
Alendronate	19	$208	$11
Trazodone	20	$204	$10
Nitrofurantoin Mono-Macro	15	$187	$12
Prednisone	12	$165	$14
Quetiapine	13	$164	$13
Metoprolol	16	$152	$9
Tramadol	12	$133	$11
Furosemide	23	$104	$5
Lisinopril-Hydrochlorothiazide	12	$81	$7
Clonazepam	25	$60	$2

2017: 65 drugs

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Part D drugs prescribed in 2017

Spiriva	16	$10,707	$669
Premarin	41	$9,394	$229
Atorvastatin	219	$5,379	$25
Prempro	14	$5,241	$374
Advair Diskus	12	$5,055	$421
Levothyroxine	169	$4,935	$29
Tolterodine	15	$4,495	$300
Flovent Hfa	11	$4,159	$378
Valsartan	77	$3,702	$48
Diovan	12	$2,663	$222
Metoprolol	37	$2,350	$64
Proair Hfa	22	$1,608	$73
Synthroid	16	$1,582	$99
Potassium Chloride	25	$1,334	$53
Propranolol Hcl Er	18	$1,281	$71
Amlodipine Besylate	161	$1,234	$8
Losartan	110	$1,148	$10
Celecoxib	11	$1,131	$103
Felodipine Er	21	$1,115	$53
Fluticasone Propionate	47	$1,085	$23
Triazolam	13	$1,073	$83
Lisinopril	127	$1,039	$8
Lovastatin	55	$902	$16
Mirtazapine	19	$884	$47
Hydrochlorothiazide	109	$754	$7
Allopurinol	22	$745	$34
Simvastatin	95	$730	$8
Omeprazole	43	$702	$16
Gabapentin	43	$666	$15
Tamsulosin	17	$610	$36
Metformin	62	$588	$9
Valsartan-Hydrochlorothiazide	16	$523	$33
Warfarin	16	$518	$32
Fluoxetine	35	$487	$14
Escitalopram	24	$439	$18
Triamterene-Hydrochlorothiazid	23	$437	$19
Pravastatin	13	$401	$31
Irbesartan	12	$388	$32
Finasteride	15	$377	$25
Hydrocodone-Acetaminophen	40	$373	$9
Polyethylene Glycol 3350	13	$288	$22
Propranolol	11	$285	$26
Quetiapine	23	$261	$11
Lamotrigine	12	$258	$21
Atenolol	31	$255	$8
Metoprolol	31	$253	$8
Losartan-Hydrochlorothiazide	19	$248	$13
Nitrofurantoin Mono-Macro	17	$242	$14
Trazodone	21	$241	$11
Sumatriptan	15	$235	$16
Donepezil	12	$231	$19
Alendronate	22	$222	$10
Zolpidem	27	$212	$8
Prednisone	16	$210	$13
Lorazepam	54	$209	$4
Sertraline	21	$162	$8
Citalopram Hbr	12	$147	$12
Acyclovir	11	$130	$12
Benazepril	13	$119	$9
Cephalexin	23	$116	$5
Lisinopril-Hydrochlorothiazide	17	$113	$7
Furosemide	21	$95	$5
Tramadol	16	$89	$6
Triamcinolone Acetonide	16	$81	$5
Clonazepam	27	$65	$2

2016: 61 drugs

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Part D drugs prescribed in 2016

Premarin	26	$5,374	$207
Levothyroxine	168	$4,740	$28
Atorvastatin	167	$4,491	$27
Valsartan	55	$4,476	$81
Lantus	11	$4,307	$392
Advair Diskus	12	$3,965	$330
Symbicort	12	$3,654	$305
Tolterodine	13	$3,606	$277
Metoprolol	36	$2,151	$60
Prempro	12	$2,022	$169
Potassium Chloride	28	$1,746	$62
Proair Hfa	26	$1,412	$54
Felodipine Er	21	$1,333	$63
Losartan	115	$1,322	$11
Synthroid	15	$1,276	$85
Omeprazole	65	$1,257	$19
Amlodipine Besylate	152	$1,239	$8
Propranolol Hcl Er	21	$1,230	$59
Lisinopril	134	$1,113	$8
Simvastatin	107	$911	$9
Fluticasone Propionate	46	$887	$19
Hydrochlorothiazide	118	$814	$7
Lovastatin	54	$801	$15
Escitalopram	29	$734	$25
Allopurinol	23	$726	$32
Triamterene-Hydrochlorothiazid	40	$602	$15
Fluoxetine	38	$601	$16
Warfarin	22	$594	$27
Tamsulosin	16	$590	$37
Metformin	56	$552	$10
Irbesartan	13	$547	$42
Gabapentin	33	$543	$16
Hydrocodone-Acetaminophen	26	$461	$18
Donepezil	14	$396	$28
Finasteride	17	$394	$23
Alendronate	37	$369	$10
Mirtazapine	15	$355	$24
Trazodone	20	$325	$16
Sertraline	36	$300	$8
Zolpidem	20	$300	$15
Polyethylene Glycol 3350	14	$279	$20
Pravastatin	12	$271	$23
Losartan-Hydrochlorothiazide	18	$231	$13
Nitrofurantoin Mono-Macro	11	$227	$21
Lisinopril-Hydrochlorothiazide	28	$226	$8
Benazepril	12	$224	$19
Quetiapine	24	$224	$9
Methadone	11	$221	$20
Lamotrigine	13	$213	$16
Prednisone	22	$198	$9
Spironolactone	16	$192	$12
Atenolol	33	$191	$6
Lorazepam	36	$148	$4
Pantoprazole	13	$136	$10
Metoprolol	16	$131	$8
Furosemide	25	$115	$5
Sumatriptan	14	$110	$8
Triamcinolone Acetonide	12	$107	$9
Clonazepam	31	$103	$3
Ciprofloxacin	12	$73	$6
Tramadol	11	$32	$3

2015: 60 drugs

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Part D drugs prescribed in 2015

Pradaxa	11	$7,267	$661
Premarin	33	$6,706	$203
Flovent Hfa	18	$5,354	$297
Levothyroxine	169	$5,222	$31
Valsartan	47	$5,137	$109
Atorvastatin	192	$4,988	$26
Humalog	12	$2,580	$215
Potassium Chloride	36	$2,451	$68
Metoprolol	33	$2,401	$73
Proair Hfa	25	$1,794	$72
Felodipine Er	25	$1,529	$61
Prempro	11	$1,458	$133
Digoxin	15	$1,346	$90
Omeprazole	62	$1,265	$20
Amlodipine Besylate	157	$1,233	$8
Fluticasone Propionate	58	$1,095	$19
Propranolol Hcl Er	15	$1,082	$72
Gabapentin	65	$1,041	$16
Simvastatin	129	$1,037	$8
Lisinopril	158	$1,011	$6
Losartan	104	$969	$9
Tamsulosin	18	$906	$50
Allopurinol	26	$890	$34
Lovastatin	58	$822	$14
Hydrochlorothiazide	114	$821	$7
Hydrocodone-Acetaminophen	30	$757	$25
Valsartan-Hydrochlorothiazide	11	$641	$58
Alendronate	52	$576	$11
Montelukast	14	$539	$38
Diltiazem Er	14	$533	$38
Triamterene-Hydrochlorothiazid	38	$499	$13
Pravastatin	13	$469	$36
Losartan-Hydrochlorothiazide	37	$466	$13
Pantoprazole	14	$441	$31
Zolpidem	29	$429	$15
Metformin	47	$401	$9
Warfarin	18	$393	$22
Mirtazapine	15	$378	$25
Fluoxetine	42	$375	$9
Irbesartan	14	$374	$27
Finasteride	14	$311	$22
Sertraline	25	$306	$12
Quetiapine	25	$299	$12
Cephalexin	31	$290	$9
Atenolol	39	$237	$6
Lamotrigine	11	$220	$20
Polyethylene Glycol 3350	14	$215	$15
Lisinopril-Hydrochlorothiazide	23	$197	$9
Lorazepam	42	$187	$4
Trazodone	20	$163	$8
Metoprolol	19	$151	$8
Triamcinolone Acetonide	19	$150	$8
Spironolactone	16	$147	$9
Azithromycin	16	$142	$9
Glipizide	15	$133	$9
Citalopram Hbr	17	$127	$7
Prednisone	12	$124	$10
Furosemide	20	$102	$5
Sumatriptan	15	$87	$6
Clonazepam	38	$86	$2

2014: 60 drugs

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Part D drugs prescribed in 2014

Diovan	46	$13,383	$291
Spiriva	11	$7,608	$692
Pradaxa	14	$6,095	$435
Premarin	31	$5,598	$181
Atorvastatin	161	$5,083	$32
Levothyroxine	169	$4,103	$24
Humalog	19	$3,447	$181
Lantus	14	$2,925	$209
Felodipine Er	33	$2,740	$83
Actonel	11	$2,359	$214
Fentanyl	15	$2,276	$152
Metoprolol	32	$2,178	$68
Losartan	102	$2,040	$20
Synthroid	31	$1,876	$61
Potassium Chloride	26	$1,847	$71
Amlodipine Besylate	165	$1,842	$11
Simvastatin	163	$1,620	$10
Fluticasone Propionate	64	$1,589	$25
Klor-Con 10	18	$1,476	$82
Omeprazole	66	$1,423	$22
Lisinopril	149	$1,267	$9
Digoxin	14	$1,190	$85
Valsartan-Hydrochlorothiazide	14	$1,111	$79
Lovastatin	69	$1,090	$16
Hydrochlorothiazide	138	$1,077	$8
Alendronate	68	$878	$13
Triamterene-Hydrochlorothiazid	50	$736	$15
Clopidogrel	14	$724	$52
Hydrocodone-Acetaminophen	17	$627	$37
Pravastatin	14	$561	$40
Tamsulosin	18	$558	$31
Metformin	43	$549	$13
Lorazepam	67	$531	$8
Allopurinol	30	$509	$17
Warfarin	30	$508	$17
Tiazac	11	$497	$45
Glipizide Er	16	$491	$31
Losartan-Hydrochlorothiazide	26	$461	$18
Mirtazapine	24	$442	$18
Gabapentin	35	$440	$13
Lamotrigine	13	$347	$27
Trazodone	26	$302	$12
Cephalexin	35	$295	$8
Paroxetine	11	$293	$27
Flecainide Acetate	12	$290	$24
Lisinopril-Hydrochlorothiazide	25	$275	$11
Nitrofurantoin Mono-Macro	11	$268	$24
Quetiapine	21	$268	$13
Sertraline	25	$261	$10
Atenolol	36	$252	$7
Zolpidem	43	$221	$5
Citalopram Hbr	18	$175	$10
Pantoprazole	12	$163	$14
Fluoxetine	16	$163	$10
Sumatriptan	13	$148	$11
Furosemide	24	$146	$6
Metoprolol	13	$125	$10
Clonazepam	34	$105	$3
Glipizide	11	$104	$9
Amoxicillin	12	$57	$5

2013: 73 drugs

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Part D drugs prescribed in 2013

Diovan	65	$16,920	$260
Atorvastatin	146	$7,418	$51
Flovent Hfa	22	$6,236	$283
Pradaxa	15	$5,717	$381
Premarin	37	$5,712	$154
Spiriva	11	$4,684	$426
Advair Diskus	12	$4,376	$365
Detrol La	13	$4,073	$313
Losartan	119	$4,064	$34
Tolterodine	20	$3,963	$198
Felodipine Er	39	$3,941	$101
Fentanyl	17	$2,973	$175
Detrol	12	$2,911	$243
Fluticasone Propionate	62	$2,572	$41
Levothyroxine	162	$2,521	$16
Potassium Chloride	21	$2,402	$114
Lantus	15	$2,339	$156
Humalog	15	$2,263	$151
Simvastatin	222	$2,239	$10
Actonel	14	$2,130	$152
Klor-Con 10	25	$2,120	$85
Metoprolol	40	$2,110	$53
Amlodipine Besylate	179	$2,051	$11
Omeprazole	79	$1,732	$22
Alendronate	117	$1,714	$15
Lisinopril	190	$1,697	$9
Synthroid	34	$1,541	$45
Valsartan-Hydrochlorothiazide	12	$1,523	$127
Lovastatin	77	$1,302	$17
Clopidogrel	14	$1,079	$77
Hydrochlorothiazide	134	$1,078	$8
Proair Hfa	15	$1,017	$68
Losartan-Hydrochlorothiazide	24	$977	$41
Triamterene-Hctz	54	$847	$16
Metformin	52	$786	$15
Adacel Tdap	16	$684	$43
Primidone	12	$674	$56
Diltiazem 24hr Er	11	$633	$58
Quetiapine	25	$609	$24
Terazosin	17	$569	$33
Pravastatin	18	$568	$32
Ranitidine	11	$563	$51
Tiazac	12	$542	$45
Warfarin	18	$522	$29
Sertraline	36	$521	$14
Glipizide Er	14	$507	$36
Gabapentin	40	$487	$12
Lorazepam	54	$483	$9
Lisinopril-Hydrochlorothiazide	36	$475	$13
Atenolol	47	$473	$10
Zolpidem	61	$457	$7
Hydrocodone-Acetaminophen	34	$451	$13
Tamsulosin	20	$442	$22
Levoxyl	18	$433	$24
Allopurinol	34	$430	$13
Flecainide Acetate	13	$351	$27
Mirtazapine	29	$332	$11
Pantoprazole	17	$326	$19
Metoprolol	20	$316	$16
Chlorthalidone	16	$307	$19
Polyethylene Glycol 3350	11	$303	$28
Trazodone	44	$297	$7
Fluocinonide	12	$290	$24
Paroxetine	12	$273	$23
Sumatriptan	12	$217	$18
Digox	16	$217	$14
Glipizide	14	$177	$13
Cephalexin	21	$173	$8
Clonazepam	41	$153	$4
Prednisone	13	$132	$10
Amitriptyline	28	$114	$4
Furosemide	21	$104	$5
Ciprofloxacin	11	$55	$5

Professional record

NPI: 1861508137
Licence: CA G60055California G60055: Current · expires 2027-04-30
Trained: Stanford University School of Medicine, 1985 · 41 years ago
Group: Sutter Bay Medical Foundation
Gender: Female

More record details

Sole proprietor: No
Taxonomy: Internal medicine (207R00000X)
Mailing address: 325 Distel Cir, Los Altos, CA, 94022
NPI first listed: 2006-08-21
NPI last updated: 2020-03-03
NPI record certified: 2020-03-03

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