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Max Brondfield, MD

Gastroenterology · San Francisco

NPI 1427412816

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
12
2 carriers
Offices
6
Since medical school
10 years
University of California, San Francisco School of Medicine, 2016

Offices

6 locations · UCSF Medical Group Business Services · Regents of the University of California

Looking this up.

Hospitals listed: UCSF Medical Center. That is not proof they admit you there this week.

Plans that list them

12 plans · 2 carriers

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

12 of 12 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
Imperial Courage Plan (HMO)Imperial Health Plan of California, Inc.ListedSep 1, 2026
Imperial Dynamic Plan (HMO)Imperial Health Plan of California, Inc.ListedSep 1, 2026
Imperial Senior Value (HMO C-SNP)Imperial Health Plan of California, Inc.ListedSep 1, 2026

Hospitals they work in

1 hospital

These rate the hospital, not this clinician. Most measures at most hospitals are no different from the national rate.

  • UCSF Medical CenterSan Francisco, CAAcute Care Hospital · Voluntary non-profit - Other · Has an emergency department · Birthing-friendlyPart of University of California Health, which runs 12 hospitalsHome of UCSF Helen Diller Family Comprehensive Cancer Center, a National Cancer Institute designated comprehensive cancer centrePatients rate it 4 of 5 · 81% would definitely recommend it
    Overall rating: 4 of 5 starsWorse than the national rate — Perioperative pulmonary embolism or deep vein thrombosis rate: 4.9 (3.79 to 6.02) · 7,590 cases, Jul 2022 – Jun 2024Worse than the national rate — Rate of inpatient admissions for patients receiving outpatient chemotherapy: 12.8 (11.3 to 14.4) · 2,019 cases, Jan 2024 – Dec 2024Better than the national rate — Death rate among surgical inpatients with serious treatable complications: 139.4 (110.22 to 168.58) · 452 cases, Jul 2022 – Jun 2024Better than the national rate — Central Line Associated Bloodstream Infection (ICU + select Wards): 0.622, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.626, Oct 2024 – Sep 2025Better than the national rate — MRSA Bacteremia: 0.491, Oct 2024 – Sep 2025Better than the national rate — Ratio of unplanned hospital visits after hospital outpatient surgery: 0.8 (0.7 to 1) · 2,336 cases, Jan 2024 – Dec 2024
See every measure and the patient survey for UCSF Medical Center

Behind the star rating — Deaths: 5 better, 3 the same, 0 worse of 8 measures. Safety: 3 better, 5 the same, 0 worse of 8 measures. Readmissions: 3 better, 5 the same, 3 worse of 11 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.

Every scored measure at UCSF Medical Center
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths4.9 (3.79 to 6.02) · 7,590 casesWorseJul 2022 – Jun 2024
Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits12.8 (11.3 to 14.4) · 2,019 casesWorseJan 2024 – Dec 2024
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths139.4 (110.22 to 168.58) · 452 casesBetterJul 2022 – Jun 2024
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.622BetterOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.626BetterOct 2024 – Sep 2025
MRSA BacteremiaInfections0.491BetterOct 2024 – Sep 2025
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits0.8 (0.7 to 1) · 2,336 casesBetterJan 2024 – Dec 2024
Abdominopelvic accidental puncture or laceration rateComplications and deaths1.24 (0.58 to 1.9) · 4,689 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths1.05 (0.89 to 1.2)No differentJul 2022 – Jun 2024
Death rate for CABG surgery patientsComplications and deaths1.9 · 89 casesNoneJul 2022 – Jun 2025
Death rate for COPD patientsComplications and deaths7.5 · 85 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths10.1 · 132 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths6.6 · 454 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths10.3 · 618 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths9.6 · 380 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths2.7 · 5,000 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.22 (0.06 to 0.38) · 15,965 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.2 (0.05 to 0.35) · 17,859 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths0.85 (0 to 1.83) · 4,184 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths2 (1.1 to 2.9) · 6,516 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths7.35 (4.49 to 10.21) · 3,989 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths5 (3.22 to 6.77) · 4,087 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.95 (0.74 to 3.15) · 2,034 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.95 (0.63 to 1.28) · 15,431 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths4 · 399 casesNoneApr 2023 – Mar 2025
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.899No differentOct 2024 – Sep 2025
SSI - Abdominal HysterectomyInfections0.689No differentOct 2024 – Sep 2025
SSI - Colon SurgeryInfections1.224No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits16 · 156 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits20 · 564 casesNoneJul 2023 – Jun 2025
Hospital return days for heart attack patientsUnplanned return visits60.3 · 160 casesNoneJul 2022 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits-9.7 · 550 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits44.1 · 660 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits16.8 · 667 casesNoneJul 2023 – Jun 2025
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits5.7 (4.8 to 6.7) · 2,019 casesNo differentJan 2024 – Dec 2024
Rate of readmission after hip/knee replacementUnplanned return visits6 · 421 casesNoneJul 2023 – Jun 2025
Rate of readmission for CABGUnplanned return visits10.5 · 53 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits20 · 107 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits13.9 (11.3 to 17.1) · 3,247 casesNo differentJan 2022 – Dec 2024

What patients said (3,181 patients answered, 25% of those asked)

Patient survey stars by topic at UCSF Medical Center
Cleanliness4
Nurse communication4
Doctor communication4
Communication about medicines3
Discharge information4
Overall hospital rating4
Quietness2
Recommend hospital5
Share of patients giving the best answer at UCSF Medical Center
Room was "always" clean71%
Nurses "always" communicated well80%
Doctors "always" communicated well80%
Staff "always" explained61%
Yes, staff "did" give patients this information88%
Yes, staff "did" give patients information about help after discharge87%
Doctors "always" explained things so they could understand74%
Doctors "always" listened carefully78%
Doctors "always" treated them with courtesy and respect86%
Patients who gave a rating of "9" or "10" (high)76%
Staff "always" explained new medications75%
Nurses "always" explained things so they could understand77%
Nurses "always" listened carefully78%
Nurses "always" treated them with courtesy and respect86%
"Always" quiet at night50%
"YES", patients would definitely recommend the hospital81%
Staff "always" explained possible side effects46%
Yes, staff "did" give patients information about possible symptoms90%

Original Medicare doctor bills

$56,311

Medicare paid this office $56,311 for 218 people.

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

Largest Original Medicare bills
Removal of polyps or growths of large bowel using an endoscope with mechanical snare55$12,604$225
Long return visit (40+ min)38$7,395$128
Subsequent hospital care with moderate levelof medical decision making at least 50 minutes33$7,340$105
Initial hospital care with moderate level of medical decision making at least 75 minutes33$5,214$153
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope45$4,344$97
See all 11 services
Every Original Medicare service billed
Removal of polyps or growths of large bowel using an endoscope with mechanical snare55$12,604$225
Long return visit (40+ min)38$7,395$128
Subsequent hospital care with moderate levelof medical decision making at least 50 minutes33$7,340$105
Initial hospital care with moderate level of medical decision making at least 75 minutes33$5,214$153
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope45$4,344$97
Return visit (30+ min)33$3,815$87
Biopsy of large bowel using a flexible endoscope27$2,665$99
New patient visit (45+ min)22$2,242$102
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes14$1,604$115
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's46$1,020$15
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito37$181$5

Procedures Medicare counted

Procedure volume Medicare published
Colonoscopy66More than 70% of doctors who do this
Upper gastrointestinal (GI) endoscopy for acid reflux58More than 66% of doctors who do this

Procedures year by year

Procedures billed to Original Medicare by year
Procedure20232024
Removal of polyps or growths of large bowel using an endoscope with mechanical snare1856
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope1845
Biopsy of large bowel using a flexible endoscope–27

Times billed to Original Medicare each year. A blank year means fewer than 11 people had it, or none: Medicare does not publish smaller counts. Medicare Advantage patients are not included.

Who their Medicare patients are

218 Original Medicare patients in 2024. Average age 71 · Under 65 14% · 85 and older 7% · Women 54% · Also on Medicaid 35% · Health risk score 2.23. Above the middle of the specialty; the typical gastroenterology clinician is at 1.42.

Conditions among them: High blood pressure 73% · Chronic kidney disease 35% · Diabetes 33% · Depression 29% · Coronary heart disease 27% · Atrial fibrillation 24% · Heart failure 23% · Cancer 23% · COPD 20% · Stroke 15% · Dementia 9%.

The office billed $657,839, Medicare allowed $70,655 and paid $56,311; for 553 services of 38 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
2024218553712.23$657,839$56,311
2023107209711.98$266,469$22,466

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: 8 services

Original Medicare services billed in 2023
Removal of polyps or growths of large bowel using an endoscope with mechanical snare18$4,154$231
New patient visit (45+ min)28$3,305$118
Initial hospital care with straightforward or low-level medical decision making at least 55 minutes21$2,415$115
Subsequent hospital care with moderate levelof medical decision making at least 50 minutes16$2,320$105
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope18$1,733$96
Long return visit (40+ min)12$1,533$128
Subsequent hospital care with moderate levelof medical decision making at least 35 minutes12$1,052$70
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito20$94$5

Medicaid work

$274 in 2024

Medicaid paid $274 for 13 billed services this clinician did in 2024, 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 2024
Telehealth transmission, per minute, professional services bill separately13$274
Medicaid work by year
202413113$274
202013113$0
See the largest Medicaid services in earlier years

2020

Largest Medicaid services in 2020
Return visit (30+ min)13$0

Drugs they prescribed that Part D paid

$114,200

Pharmacies billed $114,200 in 2024.

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

149 generic and 48 brand-name prescriptions · $114,200 in drug cost · 30 antibiotic prescriptions to 18 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
Budesonide Ec11$4,372$397
Omeprazole25$219$9
Famotidine14$152$11
Dicyclomine11$134$12

Year by year

Part D prescribing by year
202419759None24%$114,200
2023144500% (0)19%$36,101
202241230% (0)None$5,894
20212314NoneNone$2,873

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

See the drugs prescribed each year

2023: 5 drugs

Part D drugs prescribed in 2023
Motegrity15$9,962$664
Pantoprazole14$557$40
Famotidine21$407$19
Omeprazole24$389$16
Dicyclomine12$247$21

2021: 1 drug

Part D drugs prescribed in 2021
Omeprazole11$122$11

Money from drug and device companies

$1,870 in 2025

A payment is not proof that care is biased.

Payments by company
Ferring PharmaceuticalsRebyota$1,870
10 payments
  • Consulting for Rebyota · 2025-12-14 · $42
  • Travel for Rebyota · 2025-12-14 · $180
  • Meals for Rebyota · 2025-12-13 · $106
  • Meals for Rebyota · 2025-12-13 · $34
  • Meals for Rebyota · 2025-12-13 · $34
  • Meals for Rebyota · 2025-12-13 · $77
  • Travel for Rebyota · 2025-12-13 · $259
  • Consulting for Rebyota · 2025-12-12 · $47
  • Travel for Rebyota · 2025-12-12 · $758
  • Travel for Rebyota · 2025-12-12 · $332
See all 10 published payments
Every published payment
Ferring PharmaceuticalsConsulting · 2025-12-14Rebyota$42
Ferring PharmaceuticalsTravel · 2025-12-14Rebyota$180
Ferring PharmaceuticalsMeals · 2025-12-13Rebyota$106
Ferring PharmaceuticalsMeals · 2025-12-13Rebyota$34
Ferring PharmaceuticalsMeals · 2025-12-13Rebyota$34
Ferring PharmaceuticalsMeals · 2025-12-13Rebyota$77
Ferring PharmaceuticalsTravel · 2025-12-13Rebyota$259
Ferring PharmaceuticalsConsulting · 2025-12-12Rebyota$47
Ferring PharmaceuticalsTravel · 2025-12-12Rebyota$758
Ferring PharmaceuticalsTravel · 2025-12-12Rebyota$332

Professional record

NPI
1427412816
Trained
University of California, San Francisco School of Medicine, 2016 · 10 years ago
Group
UCSF Medical Group Business Services · Regents of the University of California
Video visits
Lists video visits
Gender
Male
More record details
Sole proprietor
No
Taxonomy
Student in a training program (390200000X)
Mailing address
115 Dorantes Ave, San Francisco, CA, 94116
NPI first listed
2016-04-12
NPI last updated
2016-04-12

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