Quick answers
- Which hospitals does Marcus Jennings work at?
- Medicare's official clinician data lists Marcus Jennings at 1 hospital: Howard University Hospital Corp. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Marcus Jennings see patients?
- Medicare's clinician data lists 4 practice locations, including Lutherville, MD, Rockville, MD and Washington, DC. Call before your visit to confirm the address.
- What is Marcus Jennings's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Marcus Jennings accept Medicare assignment?
- Yes. Medicare's clinician data says Marcus Jennings accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Marcus Jennings offer telehealth?
- Medicare's clinician data says Marcus Jennings offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Marcus Jennings?
- (410) 583-2777, as listed in official Medicare / NPI Registry data.
- What is Marcus Jennings's NPI number?
- 1114292588. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Marcus Jennings works
Medicare's Facility Affiliation Data lists Marcus Jennings at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Howard University Hospital CorpWashington, DC · Acute Care Hospital · CCN 090003
Practice locations
Addresses where Marcus Jennings is enrolled with Medicare (CMS data updated 2026-10-02).
- 10755 Falls Rd, Suite 160Lutherville, MD 21093 (410) 583‑2777
- 15200 Shady Grove Rd, Suite 401Rockville, MD 20850 (240) 912‑4683
- 2139 Georgia Ave NWWashington, DC 20001 (202) 865‑6679
- 6201 Annapolis RdLandover Hills, MD 20784 (301) 276‑3377
Group practices
Medicare enrollment lists Marcus Jennings as a member of these groups (CMS data updated 2026-10-02).
- Patient First Maryland Medical Group PLLC254 clinicians in the group
- Howard University181 clinicians in the group
- Sleep Services of Maryland, L.L.C.8 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Lutherville
Clinicians with the same Medicare primary specialty in Lutherville, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2017 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1114292588 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians