Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1639435357 Individual Practitioner Male Practitioner

Trevor Andrew Whitwell

Anesthesiology • Orange, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Trevor Whitwell is a certified Anesthesiology practicing in Orange, CA. With approximately 14 years of clinical experience since graduating from University Of Cincinnati College Of Medicine in 2012, Trevor Whitwell delivers high-quality medical care to the local community at 101 THE CITY DR S.

Trevor Whitwell is affiliated with Regents Of The University Of and accepts Medicare assignment.

Frequently performed procedures and clinical services include anesthesia for lens surgery, anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope, injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve). Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

101 The City Dr S

Orange, CA 928683201

Telephone 7144567890
Associated Practice Facility / Clinic
🏢 The Department Of Psychiatry Facility NPI 1831159003

Medicare Profile & Education

Medical School

University Of Cincinnati College Of Medicine

Graduation Year

2012

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Anesthesiology in Orange, CA

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
14 Yrs -4.0 yrs vs City Avg
City Avg: 18.0 Yrs
State Avg: 27.4 Yrs
Regional Practice Density
269 Specialists

Practicing in Orange, CA (7879 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
85.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Whitwell (14 Years) 14 Yrs
Orange Specialty Average (18.0 Years) 18.0 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
00142 Anesthesia for lens surgery
110 103 $811.90 $108.92
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope
29 29 $928.46 $121.94
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve)
20 20 $287.00 $53.02
00140 Anesthesia for procedure on eye
19 19 $1134.71 $150.41
64448 Continuous infusion of anesthetic agent and/or steroid into thigh nerve (femoral nerve) through catheter
18 18 $578.00 $75.08
64488 Injections of local anesthetic for pain control and abdominal wall analgesia on both sides
15 15 $332.00 $73.37
01844 Anesthesia for placement or revision of blood flow shunt
13 12 $1882.51 $244.82
64445 Injection of anesthetic agent and/or steroid into lower back and leg nerve (sciatic nerve)
12 12 $431.00 $78.55
00145 Anesthesia for retinal surgery
12 12 $1496.11 $201.63
62324 Insertion of indwelling catheter and administration of substance into spinal canal of upper or middle back
11 11 $405.00 $97.05
64416 Continuous infusion of anesthetic agent and/or steroid into arm nerve bundle through catheter
11 11 $664.00 $82.60

Medical Specialties & State Licenses

CMS Verified: 2025-07-08
Anesthesiology Primary Specialty

NUCC Taxonomy Code: 207L00000X

State License CA A140507

An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.

Anesthesiology

NUCC Taxonomy Code: 207L00000X

State License OH 35.131284

An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.

Student in an Organized Health Care Education/Training Program

NUCC Taxonomy Code: 390200000X

An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

Hospital & Practice Group Affiliations

Regents Of The University Of

101 The City Dr S, Orange, CA 928683201

Phone: 7144567004

Practice Associates & Co-Workers

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

40 Associated Practitioners
Dr. Isabel Clark , MD

Surgery - Trauma Surgery

NPI 1003262510

Doctor of Medicine (M.D.)

Dr. Antonio Halais Frangieh , MD, MPH

Internal Medicine - Interventional Cardiology

NPI 1003558420

Doctor of Medicine (M.D.), Master of Public Health

Douglas Roszell , RN

Registered Nurse - Administrator

NPI 1003788613

Registered Nurse

Dr. Mark Wylam , MD

Internal Medicine - Critical Care Medicine

NPI 1003880865

Doctor of Medicine (M.D.)

Evan Shih

Internal Medicine

NPI 1013440320
Toyen Yoshizuka , PA-C

Physician Assistant

NPI 1013510825

Physician Assistant (Certified)

Career & Practice History Timeline

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

18 Historical Events
📍
Updated Practice Location July 08, 2025

Registered at 101 THE CITY DR S, ORANGE, CA 928683201 (Tel: 7144567890)

📍
Updated Business Mailing Address July 08, 2025

Registered at 3800 W CHAPMAN AVE STE 7300, ORANGE, CA 928681612

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2025

Anesthesiology (License #35.131284 in OH)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 15, 2022

Anesthesiology (License #A140507 in CA)

NPI Profile Active July 11, 2017

NPI status registered as active in NPPES database

📍
Updated Practice Location July 11, 2017

Registered at 234 GOODMAN ST, CINCINNATI, OH 452192364 (Tel: 5135584194)

📍
Updated Business Mailing Address July 11, 2017

Registered at 333 CITY BLVD W STE 2150, ORANGE, CA 928685920

👤
Provider Name / Credentials Updated July 11, 2017

Recorded as TREVOR WHITWELL

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 11, 2017

Anesthesiology (License #35.131284 in OH)

📍
Updated Practice Location June 09, 2017

Registered at 333 CITY BLVD W STE 2150, ORANGE, CA 928685920 (Tel: 7144565501)

📍
Updated Business Mailing Address June 09, 2017

Registered at 333 CITY BLVD W STE 2150, ORANGE, CA 928685920

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 09, 2017

Anesthesiology (License #A140507 in CA)

NPI Profile Active April 06, 2012

NPI status registered as active in NPPES database

📍
Updated Practice Location April 06, 2012

Registered at 375 DIXMYTH AVE, ATTN: BETH MACK, CINCINNATI, OH 452202475 (Tel: 5138623306)

📍
Updated Business Mailing Address April 06, 2012

Registered at 375 DIXMYTH AVE, ATTN: BETH MACK, CINCINNATI, OH 452202475

👤
Provider Name / Credentials Updated April 06, 2012

Recorded as TREVOR WHITWELL

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 06, 2012

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration April 06, 2012

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1639435357
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 06, 2012
Last Update: July 08, 2025
Sole Proprietor: Yes

Mailing Address

3800 W Chapman Ave Ste 7300

Orange, CA 928681612

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.