| National Provider Identifier [NPI]: | 1437214046 |
| Last Name Of The Provider | CHANG |
| First Name Of The Provider | STEVEN |
| Middle Initial Of The Provider | D |
| Credentials Of The Provider | MD |
| Gender Of The Provider | M |
| Entity Type Of The Provider | I |
| Street Address 1 Of The Provider | 300 PASTEUR DR. |
| Street Address 2 Of The Provider | ROOM R-225 |
| City Of The Provider | STANFORD |
| Zip Code Of The Provider | 943055327 |
| State Code Of The Provider | CA |
| Country Code Of The Provider | US |
| Provider Type Of The Provider | Neurosurgery |
| Medicare Participation Indicator | Y |
| Number Of HCPCS | 46 |
| Number Of Services | 830 |
| Number Of Medicare Beneficiaries | 342 |
| Total Submitted Charge Amount | 1948174 |
| Total Medicare Allowed Amount | 394896.07 |
| Total Medicare Payment Amount | 307181.27 |
| Total Medicare Standardized Payment Amount | 271539.59 |
| Drug Suppress Indicator | |
| Number Of HCPCS Associated With Drug Services | 0 |
| Number Of Drug Services | 0 |
| Number Of Medicare Beneficiaries With Drug Services | 0 |
| Total Drug Submitted ChargeAmount | 0 |
| Total Drug Medicare AllowedAmount | 0 |
| Total Drug Medicare PaymentAmount | 0 |
| Total Drug Medicare Standardized Payment Amount | 0 |
| Medical SuppressIndicator | |
| Number Of HCPCS Associated With MedicalServices | 46 |
| Number Of Medical Services | 830 |
| Number Of Medicare Beneficiaries With Medical Services | 342 |
| Total Medical Submitted Charge Amount | 1948174 |
| Total Medical Medicare Allowed Amount | 394896.07 |
| Total Medical Medicare Payment Amount | 307181.27 |
| Total Medical Medicare Standardized Payment Amount | 271539.59 |
| Average Age Of Beneficiaries | 70 |
| Number Of Beneficiaries Age Less65 | 58 |
| Number Of Beneficiaries Age 65 to 74 | 168 |
| Number Of Beneficiaries Age 75 to 84 | 95 |
| Number Of Beneficiaries Age Greater 84 | 21 |
| Number Of Female Beneficiaries | 184 |
| Number Of Male Beneficiaries | 158 |
| Number Of Non Hispanic White Beneficiaries | 219 |
| Number Of Black or African American Beneficiaries | |
| Number Of AsianPacific Islander Beneficiaries | 63 |
| Number Of Hispanic Beneficiaries | 42 |
| Number Of American Indian Alaska Native Beneficiaries | |
| Number Of Beneficiaries With Race Not Else where Classified | |
| Number Of Beneficiaries With Medicare Only Entitlement | 255 |
| Number Of Beneficiaries With Medicare Medicaid Entitlement | 87 |
| Percent Of With Atrial Fibrillation | 9 |
| Percent Of With Alzheimers Disease or Dementia | 6 |
| Percent Of With Asthma | 8 |
| Percent Of With Cancer | 32 |
| Percent Of With Heart Failure | 15 |
| Percent Of With Chronic Kidney Disease | 22 |
| Percent Of With Chronic Obstructive Pulmonary Disease | 11 |
| Percent Of With Depression | 20 |
| Percent Of With Diabetes | 27 |
| Percent Of With Hyperlipidemia | 54 |
| Percent Of With Hypertension | 61 |
| Percent Of With Ischemic Heart Disease | 31 |
| Percent Of With Osteoporosis | 7 |
| Percent Of With Rheumatoid Arthritis Osteoarthritis | 32 |
| Percent Of With Schizophrenia Other PsychoticDisorders | 5 |
| Percent Of With Stroke | 10 |
| Average HCC Risk Score Of Beneficiaries | 1.7003 |