Philip Chang, MD
Neurology · Santa Clara
- Medicare standing
- Clear
- Enrolled, allowed to bill and order, not excluded
- Plans that list them
- 4
- 1 carrier
- Office
- 1
Offices
1 location · Permanente Medical Group Inc · 10,928 clinicians in this group
Hospitals listed: Kaiser Foundation Hospital-Santa Clara. That is not proof they admit you there this week.
Plans that list them
4 plans · 1 carrier
A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Dr. Chang’s office at (408) 851-1000 to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.
| Kaiser Permanente Dual Complete North P2 (HMO D-SNP) | Kaiser Permanente | Listed | Sep 1, 2026 |
| Kaiser Permanente Dual Complete North P23 (HMO D-SNP) | Kaiser Permanente | Listed | Sep 1, 2026 |
| Kaiser Permanente Sr Adv Basic Santa Clara (HMO) | Kaiser Permanente | Listed | Sep 1, 2026 |
| Kaiser Permanente Sr Adv Enhanced Santa Clara (HMO) | Kaiser Permanente | Listed | Sep 1, 2026 |
State licence records
1 licence
- Illinois 125062678Temporary Medical Permit · since 2016 · expires 2017-06-30Specialty on the licence: NeurologyCancelledNo 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.
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.
- 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
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% |
Original Medicare doctor bills
$2,159
Medicare paid this office $2,159 for 22 people.
This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.
Who their Medicare patients are
22 Original Medicare patients in 2024. Average age 71 · Health risk score 2.46. Sicker patients than 9 in 10 peers; the typical neurology clinician is at 1.61.
Conditions among them: High blood pressure 75% · Stroke 73% · Diabetes 50%.
The office billed $6,449, Medicare allowed $2,790 and paid $2,159; for 23 services of 7 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 | 22 | 23 | 71 | 2.46 | $6,449 | $2,159 |
| 2022 | 14 | 14 | 77 | 1.89 | $3,254 | $1,176 |
| 2021 | 12 | 13 | 70 | 2.47 | $2,543 | $844 |
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.
Money from drug and device companies
$51 in 2022
A payment is not proof that care is biased.
| phenox | Avenir Coils | $51 | 1 payment
|
See the published payment
| phenox | Meals · 2022-10-18 | Avenir Coils | $51 |
Professional record
- NPI
- 1174865844
- Licence
- IL 125062678Illinois 125062678: Cancelled
- Trained
- Northwestern University Feinberg Medical School, 2013
- Gender
- Male
More record details
- Sole proprietor
- No
- Taxonomy
- Neurology (2084N0400X); Internal medicine (207R00000X)
- Mailing address
- 710 Lawrence Expy, Mob460, Dept of Neurology, Santa Clara, CA, 95051
- NPI first listed
- 2013-03-20
- NPI last updated
- 2021-12-17
- NPI record certified
- 2020-10-19
This is when the NPI record was last certified, not a medical board exam.
This office lists an electronic records connection.