MARIANNE ROXIE JOHNSON
NPI 1053981365
Physician Assistant in Austin, TX

Active since June 29, 2021PECOS EnrolledAccepts Medicare Assignment
79.43/100
CMS Quality Rating
4310 JAMES CASEY ST STE 4A, AUSTIN, TX 78745(512) 448-4588(512) 445-4511 Get Directions Write a Review

NPPES record last updated: September 14, 2021. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Sep 14, 2021, Jun 29, 2021 (2 updates tracked since 2021).

About Marianne Roxie Johnson NPPES

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

MARIANNE ROXIE JOHNSON (NPI 1053981365) is an individual physician assistant in Austin, Texas, licensed in Texas (PA14274) and active in the NPI registry since June 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2020).

NPPES Registry Identity

NPI1053981365
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMARIANNE ROXIE JOHNSON
Location Address4310 JAMES CASEY ST STE 4AAustin, TX 78745-1120
Mailing AddressPo Box 10597Austin, TX 78766-1597 · (512) 448-4588 · Fax (512) 445-4511
Fax(512) 445-4511
Sole ProprietorYes
Medical School CMSOtherGraduated 2020
Enumeration DateJune 29, 2021
Last NPPES UpdateSeptember 14, 20212 updates tracked since enumeration
NPPES CertifiedSeptember 14, 2021
NPI 1053981365 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in TX · PA14274
Definition

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.

4310 JAMES CASEY ST STE 4A, Austin, TX 78745

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Marianne Roxie Johnson is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2264835917
PECOS Enrollment IDI20210720000053
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
69 services60 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
49 services49 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
21 services21 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
19 services19 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78745 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$89.03 typical visit price
range $57.88 – $174.00
Typical copayment $22.25 (range $14.47 – $43.50)
Most-billed visit code 99203
Established Patient
$71.95 typical visit price
range $18.88 – $142.23
Typical copayment $17.98 (range $4.72 – $35.55)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

79.43/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality52.61
Promoting Interoperability100
Improvement Activities40
Cost78.84

Other Providers at the Same Location NPPES 11

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Clinical Nurse Specialist (Adult Health)
4310 JAMES CASEY ST STE 4A
AUSTIN, TX 78745
Clinical Nurse Specialist (Adult Health)
4310 JAMES CASEY ST STE 4A
AUSTIN, TX 78745
Internal Medicine (Gastroenterology)
4310 JAMES CASEY ST STE 4A
AUSTIN, TX 78745
Internal Medicine (Gastroenterology)
4310 JAMES CASEY ST STE 4A
AUSTIN, TX 78745
Nurse Practitioner (Acute Care)
4310 JAMES CASEY ST STE 4A
AUSTIN, TX 78745
Internal Medicine (Gastroenterology)
4310 JAMES CASEY ST STE 4A
AUSTIN, TX 78745
Physician Assistant
4310 JAMES CASEY ST STE 4A
AUSTIN, TX 78745
Internal Medicine (Gastroenterology)
4310 JAMES CASEY ST STE 4A
AUSTIN, TX 78745

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 Marianne Johnson's NPI number?

The NPI number for Marianne Johnson is 1053981365. It was assigned to this individual provider in the NPPES registry on June 29, 2021.

Where is Marianne Johnson located?

Marianne Johnson practices at 4310 James Casey St Ste 4A, Austin, TX 78745. The listed phone number is (512) 448-4588.

What is Marianne Johnson's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Marianne Johnson enrolled in Medicare?

Yes. Marianne Johnson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Marianne Johnson was last updated on September 14, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.