ERIN JOHNSON PA
NPI 1720859630
Physician Assistant in Fairfax, VA

Active since January 10, 2024PECOS Enrolled
3620 JOSEPH SIEWICK DR STE 100, FAIRFAX, VA 22033(703) 277-2663 Get Directions Write a Review

NPPES record last updated: January 10, 2024. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Erin Johnson Pa NPPES

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

ERIN JOHNSON PA (NPI 1720859630) is an individual physician assistant in Fairfax, Virginia and active in the NPI registry since January 2024. She is enrolled in Medicare PECOS and maintains a secondary practice location in Brambleton.

NPPES Registry Identity

NPI1720859630
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameERIN JOHNSONCredential: PA
Location Address3620 JOSEPH SIEWICK DR STE 100Fairfax, VA 22033-1757
Mailing Address22930 Shooting Star PlBrambleton, VA 20148-6462 · (254) 702-0107
Sole ProprietorNo
Enumeration DateJanuary 10, 2024
NPPES CertifiedDecember 9, 2023
NPI 1720859630 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
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.

3620 JOSEPH SIEWICK DR STE 100, Fairfax, VA 22033

Secondary Practice Location 1

Location 122930 Shooting Star PlBrambleton, VA 20148-6462 · Phone (254) 702-0107

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Erin Johnson Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22033 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
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
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.

Other Providers at the Same Location NPPES 6

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

Nurse Practitioner
3620 JOSEPH SIEWICK DR STE 100
FAIRFAX, VA 22033
Nurse Practitioner (Family)
3620 JOSEPH SIEWICK DR STE 100
FAIRFAX, VA 22033
Physical Therapist
3620 JOSEPH SIEWICK DR STE 100
FAIRFAX, VA 22033
Physician Assistant
3620 JOSEPH SIEWICK DR STE 100
FAIRFAX, VA 22033
Physician Assistant
3620 JOSEPH SIEWICK DR STE 100
FAIRFAX, VA 22033
Orthopaedic Surgery (Sports Medicine)
3620 JOSEPH SIEWICK DR STE 100
FAIRFAX, VA 22033

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 Erin Johnson's NPI number?

The NPI number for Erin Johnson is 1720859630. It was assigned to this individual provider in the NPPES registry on January 10, 2024.

Where is Erin Johnson located?

Erin Johnson practices at 3620 Joseph Siewick Dr Ste 100, Fairfax, VA 22033. The listed phone number is (703) 277-2663.

What is Erin Johnson's specialty?

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

Is Erin Johnson enrolled in Medicare?

Yes. Erin Johnson is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Erin Johnson was last updated on January 10, 2024. NPI Profile syncs with the weekly NPPES data releases published by CMS.