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Lynn Westphal, MD

Reproductive Endocrinology · Los Altos

NPI 1134269723

Medicare standing
1 flag on the record
Listed below.
Plans that list them
3
1 carrier
Office
1

On the public record

  • Medicare does not list them as allowed to order and refer

Offices

1 location

Plans that list them

3 plans · 1 carrier

A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Dr. Westphal’s office at (650) 445-4724 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
Astiva Health C-SNP WOW - NorCal (HMO C-SNP)Astiva HealthListedSep 27, 2026
Astiva Health Premier Plan - NorCal (HMO)Astiva HealthListedSep 27, 2026
Astiva Health Savings Plan - NorCal (HMO)Astiva HealthListedSep 27, 2026

California Medical Board record

Licence G63611 · Current

Licensed to practise in California · since 1988 · expires 2028-04-30 · Stanford University School of Medicine.

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

State licence records

1 licence

  • Illinois 036159203Licensed Physician And Surgeon · since 2022 · expires 2029-07-31Matched by name, not licence number; check the name before relying on it.
    ActiveNo board action on this licenceCheck it with the state

We check Colorado, Delaware, Florida, Illinois, Maryland, New Jersey, New York, Tennessee, Texas, Virginia, Washington, plus California above. A state that is not in this list has not been checked, which is not the same as clear.

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 Obstetrics and Gynecology - Obstetrics and Gynecology
  • American Board of Obstetrics and Gynecology - Reproductive Endocrinology/Infertility

Money from drug and device companies

$295 in 2025

Industry payments by year
202546None$295
202425None$205
202359None$289
202258None$277
202156None$105
202035None$100
201911None$18

Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.

A payment is not proof that care is biased.

Payments by company
EMD SeronoNone$122
1 payment
  • Meals · 2025-10-09 · $122
CooperSurgicalOrigio Sequential Fert$63
1 payment
  • Meals for Origio Sequential Fert · 2025-06-20 · $63
Ferring PharmaceuticalsMenopur$63
2 payments
  • Meals for Menopur · 2025-10-27 · $18
  • Meals for Menopur · 2025-03-04 · $45
OrganonGanirelix Acetate$47
2 payments
  • Meals for Ganirelix Acetate · 2025-12-15 · $29
  • Meals for Ganirelix Acetate · 2025-05-02 · $17
See all 6 published payments
Every published payment
OrganonMeals · 2025-12-15Ganirelix Acetate$29
Ferring PharmaceuticalsMeals · 2025-10-27Menopur$18
EMD SeronoMeals · 2025-10-09None$122
CooperSurgicalMeals · 2025-06-20Origio Sequential Fert$63
OrganonMeals · 2025-05-02Ganirelix Acetate$17
Ferring PharmaceuticalsMeals · 2025-03-04Menopur$45
See earlier years (2024, 2023, 2022, 2021, 2020, 2019)

2024: $205

Payments by company in 2024
EMD SeronoNone$160
2 payments
  • Meals · 2024-10-16 · $123
  • Meals · 2024-10-16 · $37
OrganonFollistim Aq$45
3 payments
  • Meals for Ganirelix Acetate · 2024-10-31 · $16
  • Meals for Follistim Aq · 2024-04-29 · $5
  • Meals for Follistim Aq · 2024-04-29 · $24

2023: $289

Payments by company in 2023
EMD SeronoNone$146
1 payment
  • Meals · 2023-09-27 · $146
Ferring PharmaceuticalsMenopur$67
2 payments
  • Meals · 2023-11-10 · $36
  • Meals for Menopur · 2023-10-13 · $32
OrganonGanirelix Acetate$39
4 payments
  • Meals for Follistim Aq · 2023-07-05 · $12
  • Meals for Follistim Aq · 2023-07-05 · $4
  • Meals for Ganirelix Acetate · 2023-02-06 · $5
  • Meals for Ganirelix Acetate · 2023-02-06 · $19
Hologic Sales and ServiceMyosure Tissue Removal Device$21
1 payment
  • Meals for Myosure Tissue Removal Device · 2023-06-06 · $21
Cook MedicalBakri$16
1 payment
  • Meals for Bakri · 2023-02-28 · $16

2022: $277

Payments by company in 2022
EMD SeronoNone$146
2 payments
  • Meals · 2022-10-13 · $139
  • Meals · 2022-04-21 · $7
Ferring PharmaceuticalsNone$55
1 payment
  • Meals · 2022-04-29 · $55
OrganonNexplanon$30
3 payments
  • Meals for Nexplanon · 2022-02-08 · $5
  • Meals for Nexplanon · 2022-02-08 · $15
  • Meals for Ganirelix Acetate · 2022-01-10 · $9
Myovant SciencesMyfembree$25
1 payment
  • Meals for Myfembree · 2022-03-23 · $25
AbbvieOrilissa$21
1 payment
  • Meals for Orilissa · 2022-07-25 · $21

2021: $105

Payments by company in 2021
Ferring PharmaceuticalsMenopur$26
1 payment
  • Meals for Menopur · 2021-01-21 · $26
EMD SeronoNone$25
1 payment
  • Meals · 2021-06-09 · $25
Merck Sharp & DohmeFollistim Aq$23
1 payment
  • Meals for Follistim Aq · 2021-04-15 · $23
MedtronicTruclear$20
1 payment
  • Meals for Truclear · 2021-08-24 · $20
OrganonNone$11
2 payments
  • Meals · 2021-09-16 · $6
  • Meals · 2021-09-16 · $5

2020: $100

Payments by company in 2020
EMD SeronoGonal-F$44
2 payments
  • Meals for Gonal-F · 2020-09-16 · $26
  • Meals for Gonal-F · 2020-02-14 · $19
Merck Sharp & DohmeFollistim Aq$36
2 payments
  • Meals for Follistim Aq · 2020-09-23 · $21
  • Meals for Follistim Aq · 2020-03-10 · $15
Ferring PharmaceuticalsMenopur$20
1 payment
  • Meals for Menopur · 2020-02-05 · $20

2019: $18

Payments by company in 2019
Merck Sharp & DohmeFollistim Aq$18
1 payment
  • Meals for Follistim Aq · 2019-09-06 · $18

Research money

Money a company paid to run a study. Where it went to their institution, the clinician is named as an investigator and did not receive it; the amount covers the whole study, often across many sites.

Research payments by company and study
IBSA Institut Biochimique SA · Progress - Subcutaneous Progesterone in Frozen-Thawed Single Euploid Blastocyst Transfer · 2024Their institution$28,730
IBSA Institut Biochimique SA · Progress - Subcutaneous Progesterone in Frozen-Thawed Single Euploid Blastocyst Transfer · 2023Their institution$2,270

Professional record

NPI
1134269723
Licence
CA G63611California G63611: Current · expires 2028-04-30Illinois 036159203: Active
More record details
Sole proprietor
No
Taxonomy
Federal specialty code 207VE0102X (207VE0102X)
Mailing address
333 S Desplaines St Ste 201, Chicago, IL, 60661
NPI first listed
2007-02-06
NPI last updated
2024-05-23
NPI record certified
2024-05-17

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

Extra NPI addresses: 3005 Peachtree Rd Ne Ste 100, Atlanta, GA, 30305 · 100 Colorado St, Austin, TX, 78701 · 1530 Celebration Blvd Ste 200, Celebration, FL, 34747 · 420 Providence Rd, Charlotte, NC, 28207 · 1455 N Milwaukee Ave, Chicago, IL, 60622 · 333 S Desplaines St Ste 201, Chicago, IL, 60661 · 8845 Lyra Dr, Columbus, OH, 43240 · 2246 Weber Rd, Crest Hill, IL, 60403 · 347 N Lindbergh Blvd, Creve Coeur, MO, 63141 · 8041 Walnut Hill Ln Ste 870, Dallas, TX, 75231 · 220 Josephine St, Denver, CO, 80206 · 2172 Blackberry Dr Ste 204, Geneva, IL, 60134 · 2501 Compass Rd Ste 135, Glenview, IL, 60026 · 1585 N Barrington Rd Ste 401, Hoffman Estates, IL, 60169 · 1111 Uptown Park Blvd Ste 2, Houston, TX, 77056 · 4150 Regents Park Row Ste 321, La Jolla, CA, 92037 · 3141 Ne 1 Ave, Miami, FL, 33137 · 787 N Broadway, Milwaukee, WI, 53202 · 138 N 2nd St, Minneapolis, MN, 55401 · 4321 Birch St Ste 100, Newport Beach, CA, 92660 · 102 5th Ave, New York, NY, 10011 · 16 E 40th St Fl 2, New York, NY, 10016 · 6000 Executive Blvd Ste 500, North Bethesda, MD, 20852 · 1414 Walnut St, Philadelphia, PA, 19102 · 16 Chambers St, Princeton, NJ, 08542 · 2203 S Promenade Blvd Ste 5185, Rogers, AR, 72758 · 88 Sutter St, San Francisco, CA, 94104 · 500 Broadway Ste 7, Santa Monica, CA, 90401 · 811 Stewart St, Seattle, WA, 98101 · 26400 W 12 Mile Rd Ste 140, Southfield, MI, 48034 · 6 Bronze Pointe S, Swansea, IL, 62226 · 2501 Ne 134th St Ste 100, Vancouver, WA, 98686 · 1700 N Main St, Walnut Creek, CA, 94596 · 1111 19th St Nw Ste 104, Washington, DC, 20036 · 2500 N Mayfair Rd Ste 420, Wauwatosa, WI, 53226