Mark Mamlouk, MD
Diagnostic Radiology · San Francisco
- Medicare standing
- Clear
- Enrolled, allowed to bill and order, not excluded
- Plans that list them
- 3
- 1 carrier
- Offices
- 3
Offices
3 locations · University of California San Francisco · Permanente Medical Group Inc
Hospitals listed: Kaiser Foundation Hospital-Santa Clara · UCSF Medical Center. That is not proof they admit you there this week.
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. Mamlouk’s office to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.
| Imperial Courage Plan (HMO) | Imperial Health Plan of California, Inc. | Listed | Sep 1, 2026 |
| Imperial Dynamic Plan (HMO) | Imperial Health Plan of California, Inc. | Listed | Sep 1, 2026 |
| Imperial Senior Value (HMO C-SNP) | Imperial Health Plan of California, Inc. | Listed | Sep 1, 2026 |
California Medical Board record
Licence A108958 · Current
Licensed to practise in California · since 2009 · expires 2028-12-31 · University of Arizona College of Medicine.
No disciplinary actions, convictions, malpractice judgments or citations in this record.
Hospitals they work in
2 hospitals
These rate the hospital, not this clinician. Most measures at most hospitals are no different from the national rate.
- Kaiser Foundation Hospital-Santa ClaraSanta Clara, CAAcute Care Hospital · Voluntary non-profit - Private · Has an emergency department · Birthing-friendlyPart of Kaiser Permanente, which runs 41 hospitals in 3 statesPatients rate it 3 of 5 · 75% would definitely recommend itOverall rating: 2 of 5 starsBetter than the national rate — Clostridium Difficile (C.Diff): 0.38, Oct 2024 – Sep 2025
- 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 itOverall 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 Kaiser Foundation Hospital-Santa Clara
Behind the star rating — Deaths: 0 better, 3 the same, 0 worse of 3 measures. Safety: 2 better, 4 the same, 0 worse of 6 measures. Readmissions: 0 better, 1 the same, 1 worse of 2 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.
| Clostridium Difficile (C.Diff)Infections | 0.38 | Better | Oct 2024 – Sep 2025 |
| Abdominopelvic accidental puncture or laceration rateComplications and deaths | 1.01 (0 to 2.09) · 181 cases | No different | Jul 2022 – Jun 2024 |
| CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths | 1.02 (0.61 to 1.42) | No different | Jul 2022 – Jun 2024 |
| Death rate for stroke patientsComplications and deaths | 10.5 · 312 cases | None | Jul 2023 – Jun 2025 |
| Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths | 3.8 · 3,736 cases | None | Jul 2024 – Jun 2025 |
| Iatrogenic pneumothorax rateComplications and deaths | 0.2 (0 to 0.43) · 910 cases | No different | Jul 2022 – Jun 2024 |
| In-hospital fall-associated fracture rateComplications and deaths | 0.26 (0.05 to 0.48) · 1,036 cases | No different | Jul 2022 – Jun 2024 |
| Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths | 4.53 (2.03 to 7.03) · 235 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative acute kidney injury requiring dialysis rateComplications and deaths | 1.57 (0 to 3.25) · 83 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative hemorrhage or hematoma rateComplications and deaths | 2.5 (0.82 to 4.18) · 178 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative respiratory failure rateComplications and deaths | 11.73 (3.81 to 19.64) · 74 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative sepsis rateComplications and deaths | 5.31 (1.3 to 9.32) · 94 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative wound dehiscence rateComplications and deaths | 1.75 (0.22 to 3.28) · 37 cases | No different | Jul 2022 – Jun 2024 |
| Pressure ulcer rateComplications and deaths | 0.34 (0 to 1.34) · 819 cases | No different | Jul 2022 – Jun 2024 |
| Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections | 0.72 | No different | Oct 2024 – Sep 2025 |
| Central Line Associated Bloodstream Infection (ICU + select Wards)Infections | 1.049 | No different | Oct 2024 – Sep 2025 |
| MRSA BacteremiaInfections | 0.598 | No different | Oct 2024 – Sep 2025 |
| SSI - Colon SurgeryInfections | 0.926 | No different | Oct 2024 – Sep 2025 |
| Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits | 13 · 589 cases | None | Jul 2023 – Jun 2025 |
| Heart failure (HF) 30-Day Readmission RateUnplanned return visits | 20.7 · 828 cases | None | Jul 2023 – Jun 2025 |
| Hospital return days for heart failure patientsUnplanned return visits | 107.6 · 27 cases | None | Jul 2022 – Jun 2025 |
| Pneumonia (PN) 30-Day Readmission RateUnplanned return visits | 17.9 · 642 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for CABGUnplanned return visits | 7.8 · 249 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits | 20.6 · 181 cases | None | Jul 2023 – Jun 2025 |
What patients said (572 patients answered, 25% of those asked)
| Cleanliness | 4 |
| Nurse communication | 3 |
| Doctor communication | 4 |
| Communication about medicines | 2 |
| Discharge information | 4 |
| Overall hospital rating | 3 |
| Quietness | 2 |
| Recommend hospital | 4 |
| Room was "always" clean | 72% |
| Nurses "always" communicated well | 75% |
| Doctors "always" communicated well | 80% |
| Staff "always" explained | 57% |
| Yes, staff "did" give patients this information | 88% |
| Yes, staff "did" give patients information about help after discharge | 88% |
| Doctors "always" explained things so they could understand | 74% |
| Doctors "always" listened carefully | 79% |
| Doctors "always" treated them with courtesy and respect | 87% |
| Patients who gave a rating of "9" or "10" (high) | 70% |
| Staff "always" explained new medications | 72% |
| Nurses "always" explained things so they could understand | 72% |
| Nurses "always" listened carefully | 71% |
| Nurses "always" treated them with courtesy and respect | 82% |
| "Always" quiet at night | 44% |
| "YES", patients would definitely recommend the hospital | 75% |
| Staff "always" explained possible side effects | 42% |
| Yes, staff "did" give patients information about possible symptoms | 89% |
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.
| Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths | 4.9 (3.79 to 6.02) · 7,590 cases | Worse | Jul 2022 – Jun 2024 |
| Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits | 12.8 (11.3 to 14.4) · 2,019 cases | Worse | Jan 2024 – Dec 2024 |
| Death rate among surgical inpatients with serious treatable complicationsComplications and deaths | 139.4 (110.22 to 168.58) · 452 cases | Better | Jul 2022 – Jun 2024 |
| Central Line Associated Bloodstream Infection (ICU + select Wards)Infections | 0.622 | Better | Oct 2024 – Sep 2025 |
| Clostridium Difficile (C.Diff)Infections | 0.626 | Better | Oct 2024 – Sep 2025 |
| MRSA BacteremiaInfections | 0.491 | Better | Oct 2024 – Sep 2025 |
| Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits | 0.8 (0.7 to 1) · 2,336 cases | Better | Jan 2024 – Dec 2024 |
| Abdominopelvic accidental puncture or laceration rateComplications and deaths | 1.24 (0.58 to 1.9) · 4,689 cases | No different | Jul 2022 – Jun 2024 |
| CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths | 1.05 (0.89 to 1.2) | No different | Jul 2022 – Jun 2024 |
| Death rate for CABG surgery patientsComplications and deaths | 1.9 · 89 cases | None | Jul 2022 – Jun 2025 |
| Death rate for COPD patientsComplications and deaths | 7.5 · 85 cases | None | Jul 2022 – Jun 2025 |
| Death rate for heart attack patientsComplications and deaths | 10.1 · 132 cases | None | Jul 2022 – Jun 2025 |
| Death rate for heart failure patientsComplications and deaths | 6.6 · 454 cases | None | Jul 2022 – Jun 2025 |
| Death rate for pneumonia patientsComplications and deaths | 10.3 · 618 cases | None | Jul 2022 – Jun 2025 |
| Death rate for stroke patientsComplications and deaths | 9.6 · 380 cases | None | Jul 2023 – Jun 2025 |
| Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths | 2.7 · 5,000 cases | None | Jul 2024 – Jun 2025 |
| Iatrogenic pneumothorax rateComplications and deaths | 0.22 (0.06 to 0.38) · 15,965 cases | No different | Jul 2022 – Jun 2024 |
| In-hospital fall-associated fracture rateComplications and deaths | 0.2 (0.05 to 0.35) · 17,859 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative acute kidney injury requiring dialysis rateComplications and deaths | 0.85 (0 to 1.83) · 4,184 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative hemorrhage or hematoma rateComplications and deaths | 2 (1.1 to 2.9) · 6,516 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative respiratory failure rateComplications and deaths | 7.35 (4.49 to 10.21) · 3,989 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative sepsis rateComplications and deaths | 5 (3.22 to 6.77) · 4,087 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative wound dehiscence rateComplications and deaths | 1.95 (0.74 to 3.15) · 2,034 cases | No different | Jul 2022 – Jun 2024 |
| Pressure ulcer rateComplications and deaths | 0.95 (0.63 to 1.28) · 15,431 cases | No different | Jul 2022 – Jun 2024 |
| Rate of complications for hip/knee replacement patientsComplications and deaths | 4 · 399 cases | None | Apr 2023 – Mar 2025 |
| Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections | 0.899 | No different | Oct 2024 – Sep 2025 |
| SSI - Abdominal HysterectomyInfections | 0.689 | No different | Oct 2024 – Sep 2025 |
| SSI - Colon SurgeryInfections | 1.224 | No different | Oct 2024 – Sep 2025 |
| Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits | 16 · 156 cases | None | Jul 2023 – Jun 2025 |
| Heart failure (HF) 30-Day Readmission RateUnplanned return visits | 20 · 564 cases | None | Jul 2023 – Jun 2025 |
| Hospital return days for heart attack patientsUnplanned return visits | 60.3 · 160 cases | None | Jul 2022 – Jun 2025 |
| Hospital return days for heart failure patientsUnplanned return visits | -9.7 · 550 cases | None | Jul 2022 – Jun 2025 |
| Hospital return days for pneumonia patientsUnplanned return visits | 44.1 · 660 cases | None | Jul 2022 – Jun 2025 |
| Pneumonia (PN) 30-Day Readmission RateUnplanned return visits | 16.8 · 667 cases | None | Jul 2023 – Jun 2025 |
| Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits | 5.7 (4.8 to 6.7) · 2,019 cases | No different | Jan 2024 – Dec 2024 |
| Rate of readmission after hip/knee replacementUnplanned return visits | 6 · 421 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for CABGUnplanned return visits | 10.5 · 53 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits | 20 · 107 cases | None | Jul 2023 – Jun 2025 |
| Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits | 13.9 (11.3 to 17.1) · 3,247 cases | No different | Jan 2022 – Dec 2024 |
What patients said (3,181 patients answered, 25% of those asked)
| Cleanliness | 4 |
| Nurse communication | 4 |
| Doctor communication | 4 |
| Communication about medicines | 3 |
| Discharge information | 4 |
| Overall hospital rating | 4 |
| Quietness | 2 |
| Recommend hospital | 5 |
| Room was "always" clean | 71% |
| Nurses "always" communicated well | 80% |
| Doctors "always" communicated well | 80% |
| Staff "always" explained | 61% |
| Yes, staff "did" give patients this information | 88% |
| Yes, staff "did" give patients information about help after discharge | 87% |
| Doctors "always" explained things so they could understand | 74% |
| Doctors "always" listened carefully | 78% |
| Doctors "always" treated them with courtesy and respect | 86% |
| Patients who gave a rating of "9" or "10" (high) | 76% |
| Staff "always" explained new medications | 75% |
| Nurses "always" explained things so they could understand | 77% |
| Nurses "always" listened carefully | 78% |
| Nurses "always" treated them with courtesy and respect | 86% |
| "Always" quiet at night | 50% |
| "YES", patients would definitely recommend the hospital | 81% |
| Staff "always" explained possible side effects | 46% |
| Yes, staff "did" give patients information about possible symptoms | 90% |
Original Medicare doctor bills
$9,304
Medicare paid this office $9,304 for 115 people.
This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.
| Mri scan of brain before and after contrast | 18 | $1,809 | $95 |
| Mri scan of brain without contrast | 20 | $1,091 | $55 |
| Ct scan head or brain without contrast | 19 | $701 | $33 |
Who their Medicare patients are
115 Original Medicare patients in 2024. Average age 71 · Under 65 20% · 85 and older 10% · Women 50% · Also on Medicaid 49% · Health risk score 2.12. Above the middle of the specialty; the typical diagnostic radiology clinician is at 1.7.
Conditions among them: High blood pressure 75% · Diabetes 42% · Stroke 36% · Coronary heart disease 31% · Chronic kidney disease 30% · Depression 30% · Heart failure 27% · Atrial fibrillation 25% · Cancer 23% · COPD 21% · Dementia 15%.
The office billed $156,636, Medicare allowed $12,595 and paid $9,304; for 349 services of 43 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
| 2024 | 115 | 349 | 71 | 2.12 | $156,636 | $9,304 |
| 2023 | 129 | 172 | 71 | 1.57 | $134,425 | $7,719 |
| 2022 | 117 | 227 | 69 | 2.03 | $105,550 | $7,665 |
| 2021 | 123 | 248 | 71 | 2.12 | $147,572 | $9,066 |
| 2020 | 45 | 70 | 70 | 1.92 | $26,613 | $3,658 |
| 2019 | 68 | 89 | 69 | 1.86 | $60,855 | $4,472 |
| 2018 | 92 | 150 | 69 | 1.82 | $100,568 | $7,309 |
| 2017 | 125 | 171 | 69 | 2.27 | $91,483 | $6,827 |
| 2016 | 94 | 140 | 71 | 2.21 | $82,436 | $5,682 |
| 2015 | 283 | 430 | 70 | 1.67 | $331,786 | $19,029 |
| 2014 | 181 | 340 | 69 | 1.41 | $145,119 | $10,631 |
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: 6 services
| Ct scan head or brain without contrast | 42 | $1,467 | $34 |
| Ct scan of blood vessels of neck with contrast | 13 | $933 | $72 |
| Mri scan of brain without contrast | 16 | $888 | $55 |
| Mri scan of brain before and after contrast | 11 | $881 | $80 |
| Ct scan of blood vessels of head with contrast | 11 | $802 | $73 |
| X-ray of chest, 1 view | 12 | $88 | $7 |
2022: 4 services
| Mri scan of brain before and after contrast | 13 | $1,092 | $84 |
| Mri scan of brain without contrast | 23 | $1,071 | $47 |
| Ct scan head or brain without contrast | 21 | $752 | $33 |
| X-ray of chest, 1 view | 12 | $90 | $7 |
2021: 3 services
| Ct scan head or brain without contrast | 43 | $1,516 | $34 |
| Mri scan of brain without contrast | 19 | $1,221 | $64 |
| Ct scan of blood vessels of neck with contrast | 12 | $885 | $74 |
2019: 1 service
| Ct scan head or brain without contrast | 19 | $713 | $38 |
2018: 2 services
| Mri scan of brain before and after contrast | 18 | $1,663 | $92 |
| Ct scan head or brain without contrast | 20 | $741 | $35 |
2017: 4 services
| Mri scan of brain before and after contrast | 14 | $1,132 | $81 |
| Ct scan head or brain without contrast | 23 | $788 | $33 |
| Mri scan of brain without contrast | 11 | $593 | $54 |
| X-ray of chest, 1 view, front | 18 | $156 | $8 |
2016: 3 services
| Mri scan of brain before and after contrast | 15 | $1,419 | $95 |
| Ct scan head or brain without contrast | 22 | $731 | $30 |
| X-ray of chest, 1 view, front | 14 | $97 | $6 |
2015: 7 services
| Mri scan of brain before and after contrast | 62 | $5,671 | $91 |
| Ct scan head or brain without contrast | 47 | $1,545 | $32 |
| Mri scan of brain without contrast | 25 | $1,176 | $47 |
| Mri scan of upper spinal canal without contrast | 14 | $611 | $44 |
| X-ray of spine, scoliosis study | 44 | $480 | $10 |
| X-ray of upper spine, 2-3 views | 31 | $278 | $9 |
| X-ray of lower and sacral spine, 2-3 views | 25 | $208 | $8 |
2014: 7 services
| Ct scan head or brain without contrast | 31 | $1,112 | $34 |
| Mri scan of brain before and after contrast | 12 | $1,066 | $89 |
| X-ray of spine, scoliosis study | 76 | $985 | $13 |
| X-ray of lower and sacral spine, 2-3 views | 47 | $470 | $10 |
| X-ray of middle spine, 2 views | 33 | $321 | $10 |
| X-ray of upper spine, 2-3 views | 27 | $280 | $10 |
| X-ray of upper spine, 4-5 views | 11 | $151 | $14 |
Medicaid work
$7,644 in 2024
Medicaid paid $7,644 for 45 billed services this clinician did in 2024, up to 14 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.
| Magnetic resonance (eg, proton) imaging, spinal canal and contents, cervical; without contrast material | 18 | $4,370 |
| Computed tomographic angiography, head, with contrast material(s), including noncontrast images, if performed, and image postprocessing | 14 | $1,656 |
| CT ANGIOGRAPHY NECK | 13 | $1,618 |
| 2024 | 45 | 3 | 14 | $7,644 |
| 2023 | 13 | 1 | 12 | $82 |
| 2020 | 20 | 1 | 18 | $423 |
See the largest Medicaid services in earlier years
2023
| MRI BRAIN BRAIN STEM W/O CONTRAST MATERIAL | 13 | $82 |
2020
| MRI BRAIN BRAIN STEM W/O CONTRAST MATERIAL | 20 | $423 |
Checkups this office reported
Medicare did not publish checkup rates for this clinician.
- Medicare’s overall office score
- 74.5 / 100
- Scores the office’s reporting and systems. It is not a grade for how the doctor treats you.
Professional record
- NPI
- 1720248388
- Licence
- CA A108958California A108958: Current · expires 2028-12-31
- Trained
- University of Arizona College of Medicine, 2008
- Group
- University of California San Francisco · Permanente Medical Group Inc
- Gender
- Male
More record details
- Sole proprietor
- Yes
- Taxonomy
- Diagnostic radiology (2085R0202X)
- Mailing address
- 101 the City Dr S, Orange, CA, 92868
- NPI first listed
- 2008-06-16
- NPI last updated
- 2022-02-11
This is when the NPI record was last certified, not a medical board exam.
This office lists an electronic records connection.