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Edit this profileWhere to find Erin Johnson, PA
- Fairfax location main office
3620 Joseph Siewick Dr Ste 100, Fairfax, VA 22033 - Brambleton location
22930 Shooting Star Pl, Brambleton, VA 20148
About Erin Johnson
Erin Johnson, PA is a physician assistant practicing in Fairfax, VA. According to Medicare claims data, the services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. This provider record is associated with NPI 1720859630.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (703) 277-2663
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
3620 JOSEPH SIEWICK DR STE 100
Fairfax, VA 22033
22930 Shooting Star Pl
Brambleton, VA 20148
Procedures Most Often Billed to Medicare
19 services · 15 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
19 | Less often than most peers in Physician Assistant |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other physician assistants at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 8 related providers in 1 group
Common questions
What kind of doctor is Erin Johnson?
Erin Johnson is a physician assistant in Fairfax, VA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Erin Johnson's address?
Erin Johnson is listed at 3620 Joseph Siewick Dr Ste 100, Fairfax, VA 22033. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Erin Johnson?
The number on file is (703) 277-2663. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Erin Johnson's NPI number?
Erin Johnson's National Provider Identifier is 1720859630. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
How long has Erin Johnson been practicing?
Erin Johnson has 2+ years experience. Registered with an NPI since 2024. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What procedures does Erin Johnson perform?
According to Medicare billing data, Erin Johnson the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Erin Johnson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Erin Johnson. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.