Provider Profile
Gissel Sonnenbrot, FNP-BC is a nurse practitioner practicing in Olney, MD. Gissel is also listed as specializing in nurse practitioner — family. According to Medicare claims data, Gissel cared for 41 Medicare patients across 43 services. The services billed most often include cervical or vaginal cancer screening; pelvic and clinical breast examination and 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 1710429618.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
18101 PRINCE PHILIP DR STE 5100
Olney, MD 20832
43 services · 41 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | Billing code | G0101 |
23 | As often as other peers in Nurse Practitioner |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
20 | 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.
Gissel Sonnenbrot is a nurse practitioner in Olney, MD. That is the designation recorded for this NPI in the federal registry.
NPI registry
Gissel Sonnenbrot is listed at 18101 Prince Philip Dr Ste 5100, Olney, MD 20832. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (913) 636-8666. Contact the office directly to confirm availability and scheduling.
NPI registry
Gissel Sonnenbrot's National Provider Identifier is 1710429618. 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
Gissel Sonnenbrot attended Other, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
Gissel Sonnenbrot has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Gissel Sonnenbrot 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
Not yet. This profile is built from public federal data and has not been confirmed by Gissel Sonnenbrot. If this is you, claiming it is free.
Guide.md
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