HOSPITAL · CCN 050624
HENRY MAYO NEWHALL MEMORIAL HOSPITAL
Physician affiliations & referral network
VALENCIA, CAFY 2025
Affiliated physicians
157
External referring physicians
1,148
Top affiliated specialty
Internal Medicine
Shared beneficiaries (top referrers)
27,315
SPECIALTY MIX
Specialties among affiliated physicians
27
14
12
8
7
6
6
6
6
5
5
4
AFFILIATED PHYSICIANS
Physicians affiliated with HENRY MAYO NEWHALL MEMORIAL HOSPITAL (157 total)
From CMS Physician-Facility Affiliations. Showing the first 50 of 157.
REFERRAL NETWORK
Who refers patients here
External physicians who share patients into this hospital's affiliated providers, ranked by shared Medicare beneficiaries.
| Referring physician | Specialty | Shared beneficiaries |
|---|---|---|
| PROVIDENCE SAINT JOHN'S HEALTH CENTER | — | 5,423 |
| Unilab Corporation | Clinical Laboratory | 3,890 |
| Omar Sahagun | Diagnostic Radiology | 2,290 |
| PROVIDENCE HEALTH SYSTEM - SOUTHERN CALIFORNIA | — | 1,908 |
| City Of Los Angeles | Ambulance Service Provider | 1,875 |
| GADOWSKI, DOUGLAS | — | 1,555 |
| PROVIDENCE HEALTH SYSTEM - SOUTHERN CALIFORNIA | — | 1,070 |
| Shendee Teng | Diagnostic Radiology | 831 |
| David Broumandi | Diagnostic Radiology | 775 |
| WILEN, BARRY | — | 769 |
| ANTELOPE VALLEY HEALTH CARE DISTRICT | — | 721 |
| Henry Shih | Diagnostic Radiology | 705 |
| DIGNITY COMMUNITY CARE | — | 611 |
| HO, SHIN | — | 549 |
| James Hill | Interventional Radiology | 546 |
| Gilbert Kuhn | Allergy/ Immunology | 538 |
| KING COUNTY PUBLIC HOSPITAL DISTRICT NO. 2 | — | 416 |
| Melani Shaum | Hematology-Oncology | 411 |
| Armand Masongsong | Family Practice | 399 |
| Andrew Yun | Orthopedic Surgery | 384 |
| BENCHARIT, SITTIPORN | — | 354 |
| SWEDISH EDMONDS | — | 338 |
| REGENTS OF THE UNIV OF CALIFORNIA | — | 332 |
| Adam Leicher | Emergency Medicine | 317 |
| NPI 1205055472 | — | 308 |
Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). A directional edge is a proxy for referral, not a documented referral; pairs below 11 shared beneficiaries are suppressed.
CASE MIX
Top procedures by volume
Highest-volume MS-DRGs from CMS inpatient claims (latest reporting year per code).
| MS-DRG | Discharges |
|---|---|
| 871SEPTICEMIA OR SEVERE SEPSIS WITHOUT MV >96 HOURS WITH MCC | 304 |
| 291HEART FAILURE AND SHOCK WITH MCC | 150 |
| 193SIMPLE PNEUMONIA AND PLEURISY WITH MCC | 89 |
| 177RESPIRATORY INFECTIONS AND INFLAMMATIONS WITH MCC | 78 |
| 690KIDNEY AND URINARY TRACT INFECTIONS WITHOUT MCC | 65 |
| 190CHRONIC OBSTRUCTIVE PULMONARY DISEASE WITH MCC | 56 |
CROSS-REFERENCE