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Madeleine Blair Chollet, MD

Allergy/Immunology · Burlingame

NPI 1518351667

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
10
2 carriers
Offices
3
Since medical school
11 years
Graduated 2015

Offices

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

Looking this up.

Plans that list them

10 plans · 2 carriers

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

10 of 10 plans

Plans whose provider directory lists this clinician
Alignment Health BreathEasy (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Clarity (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Harmony (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes CalPlus (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes Care (HMO C-SNP)Alignment Health PlanListedSep 28, 2026
Alignment Health Heart & Diabetes Choice (HMO C-SNP)Alignment Health PlanListedSep 28, 2026
Alignment Health Honor+ Plan (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health My Choice CalCare (HMO)Alignment Health PlanListedOct 3, 2026
SCAN Strive (HMO C-SNP)SCAN Health PlanListedOct 3, 2026

California Medical Board record

Licence A143868 · Current

Licensed to practise in California · since 2016 · expires 2027-12-31 · Washington 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 Allergy and Immunology - Allergy and Immunology
  • American Board of Internal Medicine - Internal Medicine

Original Medicare doctor bills

$32,841

Medicare paid this office $32,841 for 49 people.

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

Largest Original Medicare bills
Return visit (30+ min)21$2,162$94
Test for allergy using allergenic extract12$1,192$3
Short return visit (20+ min)13$1,184$85

Who their Medicare patients are

49 Original Medicare patients in 2024. Average age 71 · Women 74% · Health risk score 0.78. At or below the middle of the specialty; the typical allergy/ immunology clinician is at 1.

Conditions among them: High blood pressure 69%.

The office billed $120,031, Medicare allowed $42,987 and paid $32,841; for 2,872 services of 20 kinds.

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
2024492,872710.78$120,031$32,841
2023471,938710.69$131,390$36,916
2022352,124710.70$168,918$54,953
202111146670.43$9,569$2,576

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: 4 services

Original Medicare services billed in 2023
Return visit (30+ min)15$2,026$113
New patient visit (45+ min)12$1,854$155
Test for allergy using allergenic extract13$1,580$4
New patient visit (30+ min)13$1,243$96

Drugs they prescribed that Part D paid

$115,180

Pharmacies billed $115,180 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 92) in 2024. At or below the middle of the specialty; the typical allergy/ immunology clinician is at 0%.

54 generic and 38 brand-name prescriptions · $115,180 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.

Largest Part D drug costs
Dupixent19$107,183$5,641
Azelastine18$487$27
Ipratropium13$412$32

Year by year

Part D prescribing by year
202492310% (0)41%$115,180
202370270% (0)27%$6,986
202254150% (0)28%$5,596
202124None0% (0)None$4,024
2020112310% (0)49%$328,005
2019220470% (0)46%$281,367
201860190% (0)47%$41,747

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

See the drugs prescribed each year

2023: 2 drugs

Part D drugs prescribed in 2023
Azelastine12$572$48
Ipratropium11$370$34

2022: 1 drug

Part D drugs prescribed in 2022
Azelastine33$1,520$46

2021: 1 drug

Part D drugs prescribed in 2021
Azelastine14$830$59

2020: 2 drugs

Part D drugs prescribed in 2020
Symbicort15$7,777$518
Montelukast18$300$17

2019: 8 drugs

Part D drugs prescribed in 2019
Symbicort22$12,076$549
Spiriva Respimat21$11,753$560
Ventolin Hfa18$1,132$63
Azelastine13$819$63
Montelukast30$753$25
Fluticasone Propionate13$224$17
Ranitidine13$203$16
Omeprazole11$146$13

Money from drug and device companies

$700 in 2019

A payment is not proof that care is biased.

Payments by company
GenzymeNone$700
1 payment
  • Grant · 2019-11-07 · $700
See the published payment
Every published payment
GenzymeGrant · 2019-11-07None$700

Professional record

NPI
1518351667
Licence
CA A143868California A143868: Current · expires 2027-12-31
Video visits
Lists video visits
Gender
Female
More record details
Sole proprietor
No
Taxonomy
Federal specialty code 207K00000X (207K00000X)
Mailing address
565 Snelling Ave S, Saint Paul, MN, 55116
NPI first listed
2015-03-26
NPI last updated
2026-08-12
NPI record certified
2026-08-12

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

Extra NPI addresses: 24 Frank Lloyd Wright Dr Ste H-2100, Ann Arbor, MI, 48105