Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1801538699 Individual Practitioner Female Practitioner

Emily Sim , PA-C

Physician Assistant • Oxnard, CA

Professional Overview & Biography Verified Profile Summary

Emily Sim, PA-C is a certified Physician Assistant practicing in Oxnard, CA. With approximately 4 years of clinical experience since graduating from University Of Southern California Keck School Of Medicine in 2022, Emily Sim delivers high-quality medical care to the local community at 2221 WANKEL WAY.

Emily Sim does not directly accept Medicare assignment.

Frequently performed procedures and clinical services include hyaluronan or derivative, gelsyn-3, for intra-articular injection, 0.1 mg, established patient outpatient office visit, aspiration and/or injection of fluid from large joint. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2221 Wankel Way

Oxnard, CA 930300192

Telephone 8059889366
Fax 8054833747
Associated Practice Facility / Clinic
🏢 Raymond S. Pierson, Md Facility NPI 1457829400

Medicare Profile & Education

Medical School

University Of Southern California Keck School Of Medicine

Graduation Year

2022

Medicare Assignment

Not Specified

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Oxnard, CA

Rising Specialist (<5 Yrs)
Practitioner Clinical Experience
4 Yrs -4.7 yrs vs City Avg
City Avg: 8.7 Yrs
State Avg: 11.5 Yrs
Regional Practice Density
70 Specialists

Practicing in Oxnard, CA (14617 Statewide)

Telehealth Adoption Rate
10.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Sim (4 Years) 4 Yrs
Oxnard Specialty Average (8.7 Years) 8.7 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
J7328 Hyaluronan or derivative, gelsyn-3, for intra-articular injection, 0.1 mg
4,368 12 $4.70 $0.48
99213 Established patient office or other outpatient visit, typically 15 minutes
348 167 $189.00 $81.61
20610 Aspiration and/or injection of fluid from large joint
112 49 $230.63 $62.54
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
101 81 $268.00 $115.13
J0702 Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg
86 35 $8.00 $6.91
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more
58 58 $230.00 $100.98
J7321 Hyaluronan or derivative, hyalgan, supartz or visco-3, for intra-articular injection, per dose
55 14 $172.00 $73.20
73030 X-ray of shoulder, minimum of 2 views
55 32 $88.00 $33.49
73630 X-ray of foot, minimum of 3 views
45 25 $84.00 $32.82
73110 X-ray of wrist, minimum of 3 views
36 20 $88.00 $39.66
73564 X-ray of knee, 4 or more views
32 29 $105.00 $45.49
73610 X-ray of ankle, minimum of 3 views
29 20 $85.00 $35.05
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
21 21 $344.00 $150.31
73130 X-ray of hand, minimum of 3 views
21 16 $84.00 $35.79
27447 Replacement of knee joint, both sides of knee
15 15 $1100.00 $179.27
72100 X-ray of lower and sacral spine, 2-3 views
13 12 $107.00 $38.17

Medical Specialties & State Licenses

CMS Verified: 2026-01-20
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License CA 61271

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID State License
61271 (CA)

Secondary Practice Locations

3525 Loma Vista Rd Ste A

Ventura, CA 930033165

Phone: 8056416415

Practice Associates & Co-Workers

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

11 Associated Practitioners
Dr. Kevin Deitel , MD

Orthopaedic Surgery - Orthopaedic Surgery of the Spine

NPI 1033111380

Doctor of Medicine (M.D.)

Dr. Renuka Rudra , MD

Physical Medicine & Rehabilitation

NPI 1033640313

Doctor of Medicine (M.D.)

NPI 1306196316

Physician Assistant (Certified), MPAS

Christian Castellanos

Physician Assistant

NPI 1346027828
Dr. Andrew Horn , MD

Orthopaedic Surgery - Sports Medicine

NPI 1497374128

Doctor of Medicine (M.D.)

J Hirst

Physical Therapist - Orthopedic

NPI 1528592995

Career & Practice History Timeline

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

12 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 20, 2026

Physician Assistant (License #61271 in CA)

📍
Updated Business Mailing Address July 14, 2025

Registered at 1203 FLYNN RD UNIT 160, CAMARILLO, CA 930126203 (Tel: 8058044168)

📍
Updated Practice Location September 20, 2022

Registered at 2221 WANKEL WAY, OXNARD, CA 930300192 (Tel: 8059889366)

📍
Updated Business Mailing Address September 20, 2022

Registered at 5720 RALSTON ST STE 200, VENTURA, CA 930037844 (Tel: 8058044168)

👤
Provider Name / Credentials Updated September 20, 2022

Recorded as EMILY SIM, PA-C

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) September 20, 2022

Physician Assistant

NPI Profile Active April 12, 2022

NPI status registered as active in NPPES database

📍
Updated Practice Location April 12, 2022

Registered at 513 HIGH POINT DR, VENTURA, CA 930031446 (Tel: 8053201006)

📍
Updated Business Mailing Address April 12, 2022

Registered at 513 HIGH POINT DR, VENTURA, CA 930031446 (Tel: 8053201006)

👤
Provider Name / Credentials Updated April 12, 2022

Recorded as EMILY SIM

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 12, 2022

Physician Assistant

🟢
Initial NPI Registration & Enumeration April 12, 2022

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: 1801538699
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 12, 2022
Last Update: January 20, 2026
Sole Proprietor: No

Mailing Address

1203 Flynn Rd Unit 160

Camarillo, CA 930126203

Phone: 8058044168

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.