DR. BRAD AARON ZWAHLEN - All You Need To Know

All you need to know about DR. BRAD AARON ZWAHLEN practicing at 2999 Regent St, Berkeley, CA, 94705 with NPI Number  1508878406.


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DR. BRAD AARON ZWAHLEN Key Highlights & Ranking

Hip & Knee Replacement


*Complications & Comorbidities data implies that patients already had comorbidities and are more severe. This does NOT imply that the doctor is responsible for the complications. Data should be interpreted as the doctor has experience dealing with patients who already have severe complications and comorbidities.

Jan 2013 to Dec 2017 Jan 2017 to Dec 2017
Patients from County All Hip & Knee Replacement Hospitalizations With Major Complications With Complications & Comorbidities Without Complications All Hip & Knee Replacement Hospitalizations With Major Complications With Complications & Comorbidities Without Complications
All Patients 135 NA NA 134 24 NA NA 24
Alameda, CA 75 NA NA 74 14 NA NA 14
Contra Costa, CA 55 NA NA 55 NA NA NA NA

DR. BRAD AARON ZWAHLEN Hospitalization Experience & Quality Outcomes

NoLocationJan 2013 to Dec 2017Jan 2017 to Dec 2017
United States Operating   |    Attending Operating   |    Attending
California Operating   |    Attending Operating   |    Attending
Alameda, California Operating   |    Attending Operating   |    Attending
Contra Costa, California Operating   |    Attending Operating   |    Attending

United States - Operating Physician - Jan 2013 to Dec 2017   |   Back to Summary of Hospitalization Experience & Quality Outcomes


Data with Symbol is for Dexur Pro Members. Sign Up Now.

*Readmission Rate is calculated from Jan 2013 to Nov 2017 and all other Quality Outcomes are calculated from Jan 2013 to Dec 2017.

Hospital Disease or Surgery Category Total Medicare Inpatient Discharges With Criteria Physician Rank in Region Hospital Inpatient discharges with Criteria % of Hospital Share Average LOS 30 Days Re-Admission Rate (%)
All All All 179
All Orthopedics Orthopedics 172
All Hip & Knee Replacement Orthopedics 135
Alta Bates Summit Medical Center - Alta Bates Camp DRG 470: MAJOR JOINT REPLACEMENT OR REATTACHMENT OF LOWER EXTREMITY WITHOUT MAJOR COMPLICATION OR COMORBIDITY (MCC) Orthopedics 134
Alta Bates Summit Medical Center - Alta Bates Camp DRG 481: HIP AND FEMUR PROCEDURES EXCEPT MAJOR JOINT WITH COMPLICATION OR COMORBIDITY (CC) Orthopedics 12

United States - Operating Physician - Jan 2017 to Dec 2017   |   Back to Summary of Hospitalization Experience & Quality Outcomes


Data with Symbol is for Dexur Pro Members. Sign Up Now.

*Readmission Rate is calculated from Jan 2017 to Nov 2017 and all other Quality Outcomes are calculated from Jan 2017 to Dec 2017.

Hospital Disease or Surgery Category Total Medicare Inpatient Discharges With Criteria Physician Rank in Region Hospital Inpatient discharges with Criteria % of Hospital Share Average LOS 30 Days Re-Admission Rate (%)
All All All 27
All Orthopedics Orthopedics 27
All Hip & Knee Replacement Orthopedics 24
Alta Bates Summit Medical Center - Alta Bates Camp DRG 470: MAJOR JOINT REPLACEMENT OR REATTACHMENT OF LOWER EXTREMITY WITHOUT MAJOR COMPLICATION OR COMORBIDITY (MCC) Orthopedics 24

California - Operating Physician - Jan 2013 to Dec 2017   |   Back to Summary of Hospitalization Experience & Quality Outcomes

Data with Symbol is for Dexur Pro Members. Sign Up Now.

*Readmission Rate is calculated from Jan 2013 to Nov 2017 and all other Quality Outcomes are calculated from Jan 2013 to Dec 2017.

Hospital Disease or Surgery Category Total Medicare Inpatient Discharges With Criteria Physician Rank in Region Hospital Inpatient discharges with Criteria % of Hospital Share Average LOS 30 Days Re-Admission Rate (%)
All All All 176
All Orthopedics Orthopedics 170
All Hip & Knee Replacement Orthopedics 133
Alta Bates Summit Medical Center - Alta Bates Camp DRG 470: MAJOR JOINT REPLACEMENT OR REATTACHMENT OF LOWER EXTREMITY WITHOUT MAJOR COMPLICATION OR COMORBIDITY (MCC) Orthopedics 132
Alta Bates Summit Medical Center - Alta Bates Camp DRG 481: HIP AND FEMUR PROCEDURES EXCEPT MAJOR JOINT WITH COMPLICATION OR COMORBIDITY (CC) Orthopedics 12

California - Operating Physician - Jan 2017 to Dec 2017    |   Back to Summary of Hospitalization Experience & Quality Outcomes


Data with Symbol is for Dexur Pro Members. Sign Up Now.

*Readmission Rate is calculated from Jan 2017 to Nov 2017 and all other Quality Outcomes are calculated from Jan 2017 to Dec 2017.

Hospital Disease or Surgery Category Total Medicare Inpatient Discharges With Criteria Physician Rank in Region Hospital Inpatient discharges with Criteria % of Hospital Share Average LOS 30 Days Re-Admission Rate (%)
All All All 25
All Orthopedics Orthopedics 25
All Hip & Knee Replacement Orthopedics 22
Alta Bates Summit Medical Center - Alta Bates Camp DRG 470: MAJOR JOINT REPLACEMENT OR REATTACHMENT OF LOWER EXTREMITY WITHOUT MAJOR COMPLICATION OR COMORBIDITY (MCC) Orthopedics 22

Alameda County, California - Operating Physician - Jan 2013 to Dec 2017    |   Back to Summary of Hospitalization Experience & Quality Outcomes


Data with Symbol is for Dexur Pro Members. Sign Up Now.

*Readmission Rate is calculated from Jan 2013 to Nov 2017 and all other Quality Outcomes are calculated from Jan 2013 to Dec 2017.

Hospital Disease or Surgery Category Total Medicare Inpatient Discharges With Criteria Physician Rank in Region Hospital Inpatient discharges with Criteria % of Hospital Share Average LOS 30 Days Re-Admission Rate (%)
All All All 102
All Orthopedics Orthopedics 99
All Hip & Knee Replacement Orthopedics 75
Alta Bates Summit Medical Center - Alta Bates Camp DRG 470: MAJOR JOINT REPLACEMENT OR REATTACHMENT OF LOWER EXTREMITY WITHOUT MAJOR COMPLICATION OR COMORBIDITY (MCC) Orthopedics 74

Contra Costa County, California - Operating Physician - Jan 2013 to Dec 2017    |   Back to Summary of Hospitalization Experience & Quality Outcomes


Data with Symbol is for Dexur Pro Members. Sign Up Now.

*Readmission Rate is calculated from Jan 2013 to Nov 2017 and all other Quality Outcomes are calculated from Jan 2013 to Dec 2017.

Hospital Disease or Surgery Category Total Medicare Inpatient Discharges With Criteria Physician Rank in Region Hospital Inpatient discharges with Criteria % of Hospital Share Average LOS 30 Days Re-Admission Rate (%)
All All All 68
All Orthopedics Orthopedics 65
All Hip & Knee Replacement Orthopedics 55
Alta Bates Summit Medical Center - Alta Bates Camp DRG 470: MAJOR JOINT REPLACEMENT OR REATTACHMENT OF LOWER EXTREMITY WITHOUT MAJOR COMPLICATION OR COMORBIDITY (MCC) Orthopedics 55

Alameda County, California - Operating Physician - Jan 2017 to Dec 2017   |   Back to Summary of Hospitalization Experience & Quality Outcomes


Data with Symbol is for Dexur Pro Members. Sign Up Now.

*Readmission Rate is calculated from Jan 2017 to Nov 2017 and all other Quality Outcomes are calculated from Jan 2017 to Dec 2017.

Hospital Disease or Surgery Category Total Medicare Inpatient Discharges With Criteria Physician Rank in Region Hospital Inpatient discharges with Criteria % of Hospital Share Average LOS 30 Days Re-Admission Rate (%)
All All All 16
All Orthopedics Orthopedics 16
All Hip & Knee Replacement Orthopedics 14
Alta Bates Summit Medical Center - Alta Bates Camp DRG 470: MAJOR JOINT REPLACEMENT OR REATTACHMENT OF LOWER EXTREMITY WITHOUT MAJOR COMPLICATION OR COMORBIDITY (MCC) Orthopedics 14

United States - Attending Physician - Jan 2013 to Dec 2017    |   Back to Summary of Hospitalization Experience & Quality Outcomes


Data with Symbol is for Dexur Pro Members. Sign Up Now.

*Readmission Rate is calculated from Jan 2013 to Nov 2017 and all other Quality Outcomes are calculated from Jan 2013 to Dec 2017.

Hospital Disease or Surgery Category Total Medicare Inpatient Discharges With Criteria Physician Rank in Region Hospital Inpatient discharges with Criteria % of Hospital Share Average LOS 30 Days Re-Admission Rate (%)
All All All 96
All Orthopedics Orthopedics 94
All Hip & Knee Replacement Orthopedics 84
Alta Bates Summit Medical Center - Alta Bates Camp DRG 470: MAJOR JOINT REPLACEMENT OR REATTACHMENT OF LOWER EXTREMITY WITHOUT MAJOR COMPLICATION OR COMORBIDITY (MCC) Orthopedics 84

United States - Attending Physician - Jan 2017 to Dec 2017    |   Back to Summary of Hospitalization Experience & Quality Outcomes


Data with Symbol is for Dexur Pro Members. Sign Up Now.

*Readmission Rate is calculated from Jan 2017 to Nov 2017 and all other Quality Outcomes are calculated from Jan 2017 to Dec 2017.

Hospital Disease or Surgery Category Total Medicare Inpatient Discharges With Criteria Physician Rank in Region Hospital Inpatient discharges with Criteria % of Hospital Share Average LOS 30 Days Re-Admission Rate (%)
All All All 17
All Orthopedics Orthopedics 17
All Hip & Knee Replacement Orthopedics 15
Alta Bates Summit Medical Center - Alta Bates Camp DRG 470: MAJOR JOINT REPLACEMENT OR REATTACHMENT OF LOWER EXTREMITY WITHOUT MAJOR COMPLICATION OR COMORBIDITY (MCC) Orthopedics 15

California - Attending Physician - Jan 2013 to Dec 2017   |   Back to Summary of Hospitalization Experience & Quality Outcomes

Data with Symbol is for Dexur Pro Members. Sign Up Now.

*Readmission Rate is calculated from Jan 2013 to Nov 2017 and all other Quality Outcomes are calculated from Jan 2013 to Dec 2017.

Hospital Disease or Surgery Category Total Medicare Inpatient Discharges With Criteria Physician Rank in Region Hospital Inpatient discharges with Criteria % of Hospital Share Average LOS 30 Days Re-Admission Rate (%)
All All All 95
All Orthopedics Orthopedics 93
All Hip & Knee Replacement Orthopedics 83
Alta Bates Summit Medical Center - Alta Bates Camp DRG 470: MAJOR JOINT REPLACEMENT OR REATTACHMENT OF LOWER EXTREMITY WITHOUT MAJOR COMPLICATION OR COMORBIDITY (MCC) Orthopedics 83

California - Attending Physician - Jan 2017 to Dec 2017    |   Back to Summary of Hospitalization Experience & Quality Outcomes


Data with Symbol is for Dexur Pro Members. Sign Up Now.

*Readmission Rate is calculated from Jan 2017 to Nov 2017 and all other Quality Outcomes are calculated from Jan 2017 to Dec 2017.

Hospital Disease or Surgery Category Total Medicare Inpatient Discharges With Criteria Physician Rank in Region Hospital Inpatient discharges with Criteria % of Hospital Share Average LOS 30 Days Re-Admission Rate (%)
All All All 16
All Orthopedics Orthopedics 16
All Hip & Knee Replacement Orthopedics 14
Alta Bates Summit Medical Center - Alta Bates Camp DRG 470: MAJOR JOINT REPLACEMENT OR REATTACHMENT OF LOWER EXTREMITY WITHOUT MAJOR COMPLICATION OR COMORBIDITY (MCC) Orthopedics 14

Alameda County, California - Attending Physician - Jan 2013 to Dec 2017   |   Back to Summary of Hospitalization Experience & Quality Outcomes


Data with Symbol is for Dexur Pro Members. Sign Up Now.

*Readmission Rate is calculated from Jan 2013 to Nov 2017 and all other Quality Outcomes are calculated from Jan 2013 to Dec 2017.

Hospital Disease or Surgery Category Total Medicare Inpatient Discharges With Criteria Physician Rank in Region Hospital Inpatient discharges with Criteria % of Hospital Share Average LOS 30 Days Re-Admission Rate (%)
All All All 56
All Orthopedics Orthopedics 55
All Hip & Knee Replacement Orthopedics 51
Alta Bates Summit Medical Center - Alta Bates Camp DRG 470: MAJOR JOINT REPLACEMENT OR REATTACHMENT OF LOWER EXTREMITY WITHOUT MAJOR COMPLICATION OR COMORBIDITY (MCC) Orthopedics 51

Contra Costa County, California - Attending Physician - Jan 2013 to Dec 2017   |   Back to Summary of Hospitalization Experience & Quality Outcomes


Data with Symbol is for Dexur Pro Members. Sign Up Now.

*Readmission Rate is calculated from Jan 2013 to Nov 2017 and all other Quality Outcomes are calculated from Jan 2013 to Dec 2017.

Hospital Disease or Surgery Category Total Medicare Inpatient Discharges With Criteria Physician Rank in Region Hospital Inpatient discharges with Criteria % of Hospital Share Average LOS 30 Days Re-Admission Rate (%)
All All All 36
All Orthopedics Orthopedics 35
All Hip & Knee Replacement Orthopedics 30
Alta Bates Summit Medical Center - Alta Bates Camp DRG 470: MAJOR JOINT REPLACEMENT OR REATTACHMENT OF LOWER EXTREMITY WITHOUT MAJOR COMPLICATION OR COMORBIDITY (MCC) Orthopedics 30

Medicare Provider Utilization and Payment Data

Data with Symbol is for Dexur Pro Members. Sign Up Now.

Service Total Volume (Jan 2016 to Dec 2016) Total Beneficiaries Total Medicare Payments Avg. Medicare Payment per Service
Other diagnostic procedures (interview, evaluation, consultation) 475 313 $43,344 $91
Medications (Injections, infusions and other forms) 163 94 $8,208 $50
Arthrocentesis
Other diagnostic ultrasound
Magnetic resonance imaging
Diagnostic physical therapy
Arthroplasty knee
Other physical therapy and rehabilitation
Other OR therapeutic procedures on joints