Quick answers
- Which hospitals does Mark Samols work at?
- Medicare's official clinician data lists Mark Samols at 5 hospitals: Adventist Healthcare Fort Washington Medical Ctr, Adventist Healthcare Shady Grove Medical Center, Adventist Healthcare White Oak Medical Center, MedStar Georgetown University Hospital and University of MD Capital Region Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark Samols see patients?
- Medicare's clinician data lists 3 practice locations, including Silver Spring, MD and Rockville, MD. Call before your visit to confirm the address.
- What is Mark Samols's specialty?
- Medicare lists Pathology as the primary specialty.
- Does Mark Samols accept Medicare assignment?
- Yes. Medicare's clinician data says Mark Samols 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.
- What is the phone number for Mark Samols?
- (240) 637-4000, as listed in official Medicare / NPI Registry data.
- What is Mark Samols's NPI number?
- 1235372111. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark Samols works
Medicare's Facility Affiliation Data lists Mark Samols at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Adventist Healthcare Fort Washington Medical CtrFort Washington, MD · Acute Care Hospital · CCN 210060
- Adventist Healthcare Shady Grove Medical CenterRockville, MD · Acute Care Hospital · CCN 210057
- Adventist Healthcare White Oak Medical CenterSilver Spring, MD · Acute Care Hospital · CCN 210016
- MedStar Georgetown University HospitalWashington, DC · Acute Care Hospital · CCN 090004
- University of MD Capital Region Medical CenterUpper Marlboro, MD · Acute Care Hospital · CCN 210003
Practice locations
Addresses where Mark Samols is enrolled with Medicare (CMS data updated 2026-10-02).
- 11890 Healing WaySilver Spring, MD 20904 (240) 637‑4000
- 9901 Medical Ctr DrRockville, MD 20850 (240) 826‑6000
- 9909 Medical Ctr DrRockville, MD 20850 (240) 864‑6000
Group practices
Medicare enrollment lists Mark Samols as a member of this group (CMS data updated 2026-10-02).
- Adventist Hospital-Based Providers, LLC8 clinicians in the group
Specialties
- Pathologyprimary
Other pathologists in Silver Spring
Clinicians with the same Medicare primary specialty in Silver Spring, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2009 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1235372111 |
| 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