Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1225175227 Individual Practitioner Male Practitioner

Dr. Patrick Um , MD

Emergency Medicine • Oxnard, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Patrick Um, MD is a certified Emergency Medicine practicing in Oxnard, CA. With approximately 21 years of clinical experience since graduating from R Franklin University Of Med & Sci/Chicago Medical School in 2005, Dr. Um delivers high-quality medical care to the local community at 1600 N ROSE AVE.

Dr. Um is affiliated with Cep America - California and accepts Medicare assignment.

Frequently performed procedures and clinical services include routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, emergency department visit for life threatening or functioning severity, emergency department visit with moderate level of medical decision making. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1600 N Rose Ave

Oxnard, CA 930303722

Telephone 8059882679
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

R Franklin University Of Med & Sci/chicago Medical School

Graduation Year

2005

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Emergency Medicine in Oxnard, CA

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
21 Yrs +3.5 yrs vs City Avg
City Avg: 17.5 Yrs
State Avg: 22.9 Yrs
Regional Practice Density
17 Specialists

Practicing in Oxnard, CA (7995 Statewide)

Telehealth Adoption Rate
5.9% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
85.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Um (21 Years) 21 Yrs
Oxnard Specialty Average (17.5 Years) 17.5 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only
265 249 $63.08 $8.66
99285 Emergency department visit for life threatening or functioning severity
240 236 $1225.03 $182.07
99284 Emergency department visit with moderate level of medical decision making
145 144 $832.87 $125.51
99291 Critical care, first 30-74 minutes
113 111 $1614.15 $224.38

Medical Specialties & State Licenses

CMS Verified: 2022-04-05
Emergency Medicine Primary Specialty

NUCC Taxonomy Code: 207P00000X

State License CA A103916

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

Emergency Medicine

NUCC Taxonomy Code: 207P00000X

State License MD 092719-0

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

Hospital & Practice Group Affiliations

Cep America - California

420 34th St, Bakersfield, CA 933012237

Phone: 6613271792

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
Dr. Christine Chang , MD

Emergency Medicine

NPI 1003132671

Doctor of Medicine (M.D.)

Marie Wilson , FNP

Nurse Practitioner

NPI 1003857277

Family Nurse Practitioner

Dr. Mary Vreeke , MD

Anesthesiology

NPI 1013027184

Doctor of Medicine (M.D.)

NPI 1013069426

Doctor of Medicine (M.D.)

Dr. Stanley Roslansky , MD

Emergency Medicine

NPI 1013955715

Doctor of Medicine (M.D.)

NPI 1023247822

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

9 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 05, 2022

Emergency Medicine (License #A103916 in CA)

📍
Updated Practice Location January 16, 2022

Registered at 1600 N ROSE AVE, OXNARD, CA 930303722 (Tel: 8059882679)

📍
Updated Business Mailing Address January 16, 2022

Registered at PO BOX 6655, FULLERTON, CA 928346655

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 600 N WOLFE ST, BALTIMORE, MD 212870005 (Tel: 8473723356)

📍
Updated Business Mailing Address July 08, 2007

Registered at 1239 WILLIAM ST, BALTIMORE, MD 212304318

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as PATRICK UM, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Emergency Medicine (License #092719-0 in MD)

🟢
Initial NPI Registration & Enumeration January 31, 2007

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1225175227
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: January 31, 2007
Last Update: April 05, 2022
Sole Proprietor: Yes

Mailing Address

Po Box 6655

Fullerton, CA 928346655

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.