| National Provider Identifier [NPI]: | 1861406316 |
| Last Name Of The Provider | NORTHFIELD |
| First Name Of The Provider | MARK |
| Middle Initial Of The Provider | R |
| Credentials Of The Provider | MD |
| Gender Of The Provider | M |
| Entity Type Of The Provider | I |
| Street Address 1 Of The Provider | 1496 PROFESSIONAL DRIVE |
| Street Address 2 Of The Provider | SUITE 601 |
| City Of The Provider | PETALUMA |
| Zip Code Of The Provider | 94954 |
| State Code Of The Provider | CA |
| Country Code Of The Provider | US |
| Provider Type Of The Provider | Orthopedic Surgery |
| Medicare Participation Indicator | Y |
| Number Of HCPCS | 89 |
| Number Of Services | 1666 |
| Number Of Medicare Beneficiaries | 379 |
| Total Submitted Charge Amount | 472296 |
| Total Medicare Allowed Amount | 168447.11 |
| Total Medicare Payment Amount | 126537.34 |
| Total Medicare Standardized Payment Amount | 122062.82 |
| Drug Suppress Indicator | |
| Number Of HCPCS Associated With Drug Services | 3 |
| Number Of Drug Services | 249 |
| Number Of Medicare Beneficiaries With Drug Services | 125 |
| Total Drug Submitted ChargeAmount | 16713 |
| Total Drug Medicare AllowedAmount | 2681 |
| Total Drug Medicare PaymentAmount | 2082.83 |
| Total Drug Medicare Standardized Payment Amount | 2082.83 |
| Medical SuppressIndicator | |
| Number Of HCPCS Associated With MedicalServices | 86 |
| Number Of Medical Services | 1417 |
| Number Of Medicare Beneficiaries With Medical Services | 379 |
| Total Medical Submitted Charge Amount | 455583 |
| Total Medical Medicare Allowed Amount | 165766.11 |
| Total Medical Medicare Payment Amount | 124454.51 |
| Total Medical Medicare Standardized Payment Amount | 119979.99 |
| Average Age Of Beneficiaries | 74 |
| Number Of Beneficiaries Age Less65 | 47 |
| Number Of Beneficiaries Age 65 to 74 | 155 |
| Number Of Beneficiaries Age 75 to 84 | 113 |
| Number Of Beneficiaries Age Greater 84 | 64 |
| Number Of Female Beneficiaries | 247 |
| Number Of Male Beneficiaries | 132 |
| Number Of Non Hispanic White Beneficiaries | 332 |
| Number Of Black or African American Beneficiaries | 12 |
| Number Of AsianPacific Islander Beneficiaries | |
| Number Of Hispanic Beneficiaries | 22 |
| Number Of American Indian Alaska Native Beneficiaries | 0 |
| Number Of Beneficiaries With Race Not Else where Classified | |
| Number Of Beneficiaries With Medicare Only Entitlement | 290 |
| Number Of Beneficiaries With Medicare Medicaid Entitlement | 89 |
| Percent Of With Atrial Fibrillation | 14 |
| Percent Of With Alzheimers Disease or Dementia | 11 |
| Percent Of With Asthma | 6 |
| Percent Of With Cancer | 8 |
| Percent Of With Heart Failure | 19 |
| Percent Of With Chronic Kidney Disease | 26 |
| Percent Of With Chronic Obstructive Pulmonary Disease | 13 |
| Percent Of With Depression | 24 |
| Percent Of With Diabetes | 31 |
| Percent Of With Hyperlipidemia | 58 |
| Percent Of With Hypertension | 70 |
| Percent Of With Ischemic Heart Disease | 35 |
| Percent Of With Osteoporosis | 13 |
| Percent Of With Rheumatoid Arthritis Osteoarthritis | 63 |
| Percent Of With Schizophrenia Other PsychoticDisorders | 4 |
| Percent Of With Stroke | 4 |
| Average HCC Risk Score Of Beneficiaries | 1.3435 |