1. Home
  2. Directory
  3. California
  4. Ventura
  5. General Acute Care Hospital
  6. NPI Profile

VENTURA COUNTY MEDICAL CENTER
NPI 1821253402
General Acute Care Hospital in Ventura, CA

Active since July 23, 2008
2/5
Hospital Overall Rating
300 HILLMONT AVE, VENTURA, CA 93003(805) 652-6000 Get Directions Write a Review

NPPES record last updated: January 15, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Ventura County Medical Center NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

VENTURA COUNTY MEDICAL CENTER (NPI 1821253402) is a healthcare organization registered as a general acute care hospital in Ventura, California and active in the NPI registry since July 2008. The organization lists Kim Milstien, Chief Deputy Director, as its authorized official.

NPPES Registry Identity

NPI1821253402
Entity TypeOrganization
Primary Taxonomy282N00000X
Legal Business NameCOUNTY OF VENTURA
Location Address300 HILLMONT AVEVentura, CA 93003-1651
Mailing Address800 S Victoria Ave # 4615Ventura, CA 93009-0003 · (805) 648-9562 · Fax (805) 648-9561
Phone(805) 652-6000
Organization SubpartNo
Authorized OfficialKim MilstienChief Deputy Director · (805) 652-6058
Enumeration DateJuly 23, 2008
Last NPPES UpdateJanuary 15, 2019
✔ NPI 1821253402 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 15

★ Primary SpecialtyGeneral Acute Care HospitalHospitals
Taxonomy Code282N00000X
Definition
An acute general hospital is an institution whose primary function is to provide inpatient diagnostic and therapeutic services for a variety of medical conditions, both surgical and non-surgical, to a wide population group. The hospital treats patients in an acute phase of illness or injury, characterized by a single episode or a fairly short duration, from which the patient returns to his or her normal or previous level of activity.
Also ListedClinic/CenterTaxonomy 261Q00000X
Also ListedClinic/Center · Family Planning, Non-SurgicalTaxonomy 261QF0050X
Also ListedClinic/Center · Infusion TherapyTaxonomy 261QI0500X
Also ListedClinic/Center · Mental Health (Including Community Mental Health Center)Taxonomy 261QM0801X
Also ListedClinic/Center · Adult Mental HealthTaxonomy 261QM0850X
Also ListedClinic/Center · Adolescent and Children Mental HealthTaxonomy 261QM0855X
Also ListedClinic/Center · Multi-SpecialtyTaxonomy 261QM1300X
Also ListedClinic/Center · Medical SpecialtyTaxonomy 261QM2500X
Also ListedClinic/Center · Public Health, State or LocalTaxonomy 261QP0905X
Also ListedClinic/Center · Physical TherapyTaxonomy 261QP2000X
Also ListedClinic/Center · Primary CareTaxonomy 261QP2300X
Also ListedClinic/Center · RadiologyTaxonomy 261QR0200X
Also ListedClinic/Center · Radiology, MammographyTaxonomy 261QR0206X
Also ListedClinic/Center · Urgent CareTaxonomy 261QU0200X
300 HILLMONT AVE, Ventura, CA 93003
Open in Google Maps ↗

Other Names 1

Doing Business AsVentura County Medical Center

Other Identifiers 14

MedicaidHSD39008FCA
MedicaidHSC39008WCA
MedicaidHSC39008FCA
MedicaidGR0072001CA
Medicaid3004405WA
MedicaidLAB58856FCA
Medicaid025553AZ
MedicaidZZT39008FCA
MedicaidLAB01063FCA
MedicaidZZT39008WCA
MedicaidZZT49004FCA
MedicaidZZT49008FCA
Medicaid187047OR
MedicaidGR0072000CA

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ventura County Medical Center is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

708

Medicare enrollment records show 708 clinicians reassign Medicare billing to Ventura County Medical Center, which bills Medicare for the services they deliver. Of these, 128 practice at this address and 409 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 54

Family Practice185
Psychiatry83
Pediatric Medicine55
Nurse Practitioner45
Clinical Social Worker44
Marriage and Family Therapist44
Internal Medicine31
Neurology18
46 other specialties203

Nearest to this location (20)

See all 708
Karen Acevedo, NP
Nurse Practitioner
NPI 1861974925
300 HILLMONT AVE STE 302
Ventura, CA 93003
(805) 652-6255
✔ PECOSSame address
Anne Akhimien, MD
Family Practice
NPI 1205408515
300 HILLMONT AVE
Ventura, CA 93003
(805) 652-6228
✔ PECOS✔ Accepts MedicareSame address
Asad Amir, M.D.
Psychiatry
NPI 1285832717
300 HILLMONT AVE
Ventura, CA 93003
(805) 652-6000
✔ PECOS✔ Accepts MedicareSame address
Julianne Awrey, M.D.
Emergency Medicine
NPI 1114246287
300 HILLMONT AVE
Ventura, CA 93003
(805) 652-6000
✔ PECOS✔ Accepts MedicareSame address
Ravinder Bajwa, MD
Internal Medicine
NPI 1699849489
300 HILLMONT AVE STE 502
Ventura, CA 93003
(805) 652-6222
✔ PECOS✔ Accepts MedicareSame address
Ryan Bowman, M.D.
Urology
NPI 1477766855
300 HILLMONT AVE BLDG 340, STE 402
Ventura, CA 93003
(805) 652-6210
✔ PECOS✔ Accepts MedicareSame address
Bruce Burks, M.D
Pathology
NPI 1528104924
300 HILLMONT AVE
Ventura, CA 93003
(805) 652-6000
✔ PECOSSame address
Anthony Carden, MD
General Surgery
NPI 1184943268
300 HILLMONT AVE BLDG 340 ST 401
Ventura, CA 93003
(805) 652-6201
✔ PECOS✔ Accepts MedicareSame address
Alexa Castellano, MD
Otolaryngology
NPI 1578978813
300 HILLMONT AVE
Ventura, CA 93003
(805) 652-6556
✔ PECOS✔ Accepts MedicareSame address
Lorenz Choi, DO
Addiction Medicine
NPI 1619592623
300 HILLMONT AVE STE 101
Ventura, CA 93003
(805) 652-6100
✔ PECOS✔ Accepts MedicareSame address
Hooman Dehghan, MD
Rheumatology
NPI 1801109038
300 HILLMONT AVE, BLDG 340
Ventura, CA 93003
(805) 652-6222
✔ PECOS✔ Accepts MedicareSame address
Joo-Hye Dilly, MD
Pediatric Medicine
NPI 1295230563
300 HILLMONT AVE STE 302
Ventura, CA 93003
(805) 652-6255
✔ PECOSSame address
David Fishman, M.D.
Anesthesiology
NPI 1154485431
300 HILLMONT AVE
Ventura, CA 93003
(805) 652-6000
✔ PECOS✔ Accepts MedicareSame address
Abbey Freed, D.O.
Neurology
NPI 1073056974
300 HILLMONT AVE STE 302
Ventura, CA 93003
(805) 652-6255
✔ PECOSSame address
Xin Guan, MD
Obstetrics/Gynecology
NPI 1902269434
300 HILLMONT AVE STE 401
Ventura, CA 93003
(805) 648-9830
✔ PECOS✔ Accepts MedicareSame address
Kenneth Leong, MD
Plastic and Reconstructive Surgery
NPI 1366519266
300 HILLMONT AVE STE 401
Ventura, CA 93003
(805) 648-9830
✔ PECOS✔ Accepts MedicareSame address
Aaron Nagiel, M.D., PH.D.
Ophthalmology
NPI 1669771879
300 HILLMONT AVE., BUILDING 340 STE 302
Ventura, CA 93003
(805) 652-6255
✔ PECOS✔ Accepts MedicareSame address
Natasha Narang, DO
Gastroenterology
NPI 1073019766
300 HILLMONT AVE BLDG 340 STE 502
Ventura, CA 93003
(805) 652-6222
✔ PECOS✔ Accepts MedicareSame address
Cory Nitzel, M.D.
Cardiovascular Disease (Cardiology)
NPI 1003017666
300 HILLMONT AVE STE 503
Ventura, CA 93003
(805) 652-5787
✔ PECOS✔ Accepts MedicareSame address
Nathan Oh, D.O.
Neurosurgery
NPI 1992115778
300 HILLMONT AVE STE 401
Ventura, CA 93003
(805) 648-9830
✔ PECOS✔ Accepts MedicareSame address
See all 708 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Quality Ratings CMS Care Compare

Quality and patient-experience ratings for Ventura County Medical Center (CMS certification number 050159), from CMS Care Compare.

Ventura County Medical Center

Acute Care Hospitals · Ventura, CA
2/5 CMS Overall Rating
OwnershipGovernment - Local
CMS Certification Number050159
Location300 Hillmont AvenueVentura, CA 93003 · Ventura County · (805) 652-6075
Emergency services Birthing friendly Meaningful use of EHRs

Patient Experience

HCAHPS patient survey · Jan 2023 – Dec 2023
2/5 summary rating
Nurse communication
2/5
Doctor communication
2/5
Staff responsiveness
2/5
Communication about medicines
2/5
Discharge information
2/5
Care transition
2/5
Cleanliness
3/5
Quietness
1/5
Overall hospital rating
2/5
Recommend hospital
2/5
Star ratings summarize responses from patients surveyed after discharge, collected through the CMS HCAHPS program.

Complications & Deaths 15

Rate of complications for hip/knee replacement patients
3.1 No different than national
Death rate for heart attack patients
Cases too small to report
Death rate for COPD patients
9.1% No different than national
Death rate for heart failure patients
11.4% No different than national
Death rate for pneumonia patients
17.5% No different than national
Death rate for stroke patients
13.4% No different than national

Infections 5

Central Line Associated Bloodstream Infection (ICU + select Wards)
5 observed cases · 3.234 predicted · 3,136 patient days
1.546 No different than national
Catheter Associated Urinary Tract Infections (ICU + select Wards)
4 observed cases · 3.684 predicted · 3,255 patient days
1.086 No different than national
SSI - Colon Surgery
1 observed case · 2.793 predicted · 86 patient days
0.358 No different than national
MRSA Bacteremia
3 observed cases · 1.297 predicted · 28,150 patient days
2.313 No different than national
Clostridium Difficile (C.Diff)
14 observed cases · 13.732 predicted · 23,214 patient days
1.020 No different than national

Unplanned Hospital Visits 13

Hospital return days for heart attack patients
Cases too small to report
Hospital return days for heart failure patients
128 days per 100 discharges
Hospital return days for pneumonia patients
117 days per 100 discharges
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)
91 No different than national
Rate of inpatient admissions for patients receiving outpatient chemotherapy
98 No different than national
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapy
98 No different than national

Timely & Effective Care 22

Emergency department volume
Very high
Admit Decision Time to ED Departure Time for Admitted Patients - non psychiatric/mental health disorders
242 minutes
Admit Decision Time to ED Departure Time for Admitted Patients - psychiatric/mental health disorders
344 minutes
Percentage of healthcare personnel who are up to date with COVID-19 vaccinations
36.1%
Hospital Harm - Severe Hypoglycemia
2
Hospital Harm - Severe Hyperglycemia
6

Maternal Health 6

Elective Delivery
32%
Exclusive Breast Milk Feeding
1287
Maternal Morbidity Structural Measure
Yes
Cesarean Birth
330
Risk Adjusted Severe Obstetric Complications (All)
1083
Risk Adjusted Severe Obstetric Complications (excluding blood-transfusion-only cases)
1083

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is County Of Ventura's NPI number?

The NPI number for County Of Ventura is 1821253402. It was assigned to this organization in the NPPES registry on July 23, 2008. The provider is doing business as Ventura County Medical Center.

Where is County Of Ventura located?

County Of Ventura is located at 300 Hillmont Ave, Ventura, CA 93003. The listed phone number is (805) 652-6000.

What is County Of Ventura's specialty?

The primary specialty registered for this NPI is General Acute Care Hospital with taxonomy code 282N00000X.

Is County Of Ventura enrolled in Medicare?

Yes. County Of Ventura is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through County Of Ventura?

According to the CMS Revalidation Reassignment List (October 2026 release), 708 clinicians in 54 Medicare specialties reassign their Medicare billing to County Of Ventura. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Family Practice (185), Psychiatry (83) and Pediatric Medicine (55). Of these, 128 practice at this address and 409 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Is County Of Ventura a Medicare-certified hospital?

Yes. Ventura County Medical Center is a Medicare-certified hospital (Acute Care Hospitals). The hospital provides emergency services.

What quality rating does County Of Ventura have?

CMS rates Ventura County Medical Center 2 out of 5 stars overall on Care Compare, based on measures of safety, patient experience and outcomes. The full measure detail is in the Hospital Quality Ratings section above.

When was this NPI record last updated?

The NPPES record for County Of Ventura was last updated on January 15, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.