# Online URL Source

> Online URL Source is a sleep medicine specialist in Upper Marlboro, Maryland. Affiliated with Keisha D Sullivan D.O. | Kaiser Permanente.

Canonical: https://findsleepdoctors.com/us/md/upper-marlboro/online-url-source
Last updated: 2026-10-30

Sleep Medicine in Upper Marlboro, Maryland (United States). Affiliated with Keisha D Sullivan D.O. | Kaiser Permanente.

## Practice details

| Field | Detail |
| --- | --- |
| Specialty | Sleep Medicine |
| Clinic / health centre | Keisha D Sullivan D.O. \| Kaiser Permanente |
| Address | 1221 Mercantile Ln |
| Postcode | 20774 |
| Phone | +1 800-777-7904 |
| Website | [https://mydoctor.kaiserpermanente.org/team](https://mydoctor.kaiserpermanente.org/team) |
| Listing verified from | mydoctor.kaiserpermanente.org |
| Last verified | 2026-10-26 |

Information above was collected from the public source shown. Practice details can change — confirm with the practice before travelling or booking. Costs vary by treatment and insurer/health fund; no prices are published on this site.

All sleep doctors in Upper Marlboro: [Upper Marlboro](https://findsleepdoctors.com/us/md/upper-marlboro)

Find closer doctors: [location search](https://findsleepdoctors.com/)

## Related
- [All sleep doctors in Upper Marlboro](https://findsleepdoctors.com/us/md/upper-marlboro)
- [Sleep doctors in Maryland](https://findsleepdoctors.com/us/md)
- [Home](https://findsleepdoctors.com/)