Olivia Marshall, PA - Physician Assistant in Colton, CA

Professional Overview & Biography Verified Profile Summary

Olivia Marshall, PA is a registered healthcare professional specializing in Physician Assistant in Colton, CA. Practice services are available at 900 E WASHINGTON ST STE 200 under active NPI credentials.

Frequently performed procedures and clinical services include established patient outpatient office visit, x-ray of knee, 3 views, x-ray of hip, 2-3 views. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

900 E Washington St Ste 200

Colton, CA 923244192

Telephone 9098825867

Fax 9095031913

Associated Practice Facility / Clinic

🏢 Executive Medical & Surgical Assoc. Inc. Facility NPI 1609887322

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Colton, CA

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 9.1 Yrs

State Avg: 11.5 Yrs

Regional Practice Density

162 Specialists

Practicing in Colton, CA (14617 Statewide)

Telehealth Adoption Rate

4.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

65.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	26	18	$298.00	$101.57

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	159	57	$298.00	$99.78
99213 Established patient office or other outpatient visit, typically 15 minutes	41	16	$202.00	$62.43

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	127	39	$281.56	$105.30
99213 Established patient office or other outpatient visit, typically 15 minutes	51	18	$193.22	$74.68

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	97	97	$369.00	$150.00
73562 X-ray of knee, 3 views	80	75	$92.00	$33.49
73502 X-ray of hip, 2-3 views	77	68	$106.00	$38.12
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	21	21	$274.00	$108.45

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	117	117	$274.00	$91.23
73562 X-ray of knee, 3 views	107	98	$92.00	$32.10
73502 X-ray of hip, 2-3 views	75	70	$106.00	$37.50

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	54	52	$224.30	$65.21
73502 X-ray of hip, 2-3 views	38	38	$120.05	$37.28
73562 X-ray of knee, 3 views	37	36	$107.81	$31.98
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	31	30	$312.32	$93.87
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	20	20	$380.00	$109.68
73564 X-ray of knee, 4 or more views	12	11	$161.00	$37.69

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	135	113	$213.48	$62.19
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	59	54	$380.00	$108.18
73502 X-ray of hip, 2-3 views	58	49	$132.69	$36.65
73562 X-ray of knee, 3 views	38	33	$131.00	$30.98
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	26	26	$309.85	$93.32
72170 X-ray of pelvis, 1-2 views	21	21	$117.00	$28.14
73560 X-ray of knee, 1-2 views	14	11	$65.00	$27.52
73564 X-ray of knee, 4 or more views	13	12	$161.00	$35.06

Medical Specialties & State Licenses

Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License AZ 6570

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.

Physician Assistant

NUCC Taxonomy Code: 363A00000X

State License CA 55316

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.

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.

Secondary Practice Locations

3811 E Bell Rd Ste 107

Phoenix, AZ 850322158

Phone: 6024826100

6950 E Chauncey Ln

Phoenix, AZ 850545178

Phone: 6238738565

Practice Associates & Co-Workers

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

4 Associated Practitioners

Dr. Thomas Donaldson , MD

Orthopaedic Surgery - Adult Reconstructive Orthopaedic Surgery

NPI 1457315269

Doctor of Medicine (M.D.)

Dr. Richard Biama , MD

Orthopaedic Surgery

NPI 1649366345

Doctor of Medicine (M.D.)

Al Quintana , PA-C

Physician Assistant

NPI 1740427012

Physician Assistant (Certified)

Eric Lewis , PT

Physical Therapist

NPI 1861206617

Physical Therapist

Career & Practice History Timeline

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

10 Historical Events

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 22, 2019

Physician Assistant (License #55316 in CA)

📍

Updated Practice Location May 25, 2018

Registered at 900 E WASHINGTON ST STE 200, COLTON, CA 923244192 (Tel: 9098825867)

👤

Provider Name / Credentials Updated May 25, 2018

Recorded as OLIVIA MARSHALL, PA

📍

Updated Business Mailing Address March 23, 2018

Registered at 399 E 21ST ST, SAN BERNARDINO, CA 924044815 (Tel: 9098825867)

✅

NPI Profile Active July 13, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location July 13, 2016

Registered at 3811 E BELL RD STE 107, PHOENIX, AZ 850322158 (Tel: 6024826100)

📍

Updated Business Mailing Address July 13, 2016

Registered at 9817 N 36TH ST, PHOENIX, AZ 850283940 (Tel: 6023326176)

👤

Provider Name / Credentials Updated July 13, 2016

Recorded as OLIVIA MARSHALL

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 13, 2016

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration July 13, 2016

First registered as active Individual Practitioner in NPPES Database.

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Olivia Marie Marshall , PA