Provider Profile
Jessica Gilleo
Unclaimed ProfileAbout Jessica Gilleo
Jessica Gilleo is a nurse practitioner practicing in Ashburn, VA. Jessica trained at George Washington University School of Medicine, graduating in 2021. Medicare claims data shows Jessica provided 79 services to 63 patients. The services billed most often include residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes, advance care planning, first 30 minutes, and residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes. This provider record is associated with NPI 1558944959.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
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) 689-9000
- Email not available
Practice Locations
41816 FENWAY CIR
Ashburn, VA 20148
Procedures Most Often Billed to Medicare
79 services · 63 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99348 |
30 | Less often than most peers in Nurse Practitioner |
| Advance care planning, first 30 minutes | Office visit | 99497 |
21 | Less often than most peers in Nurse Practitioner |
| Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | Office visit | 99349 |
14 | Less often than most peers in Nurse Practitioner |
| Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes | Office visit | 99344 |
14 | Less often than most peers in Nurse Practitioner |
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 nurse practitioners at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 24 related providers in 3 groups
Other nurse practitioners in Ashburn 8
Same specialty, same city.
Trained at George Washington University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2021 at George Washington University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Jessica Gilleo?
Jessica Gilleo is a nurse practitioner in Ashburn, VA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Jessica Gilleo's address?
Jessica Gilleo is listed at 41816 Fenway Cir, Ashburn, VA 20148. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Jessica Gilleo?
The number on file is (703) 689-9000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Jessica Gilleo?
Jessica Gilleo's National Provider Identifier is 1558944959. 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
Where did Jessica Gilleo train?
Jessica Gilleo attended George Washington University School of Medicine, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Jessica Gilleo have?
Jessica Gilleo has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
What procedures does Jessica Gilleo perform?
According to Medicare billing data, Jessica Gilleo 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
Is Jessica Gilleo's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Jessica Gilleo. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.