Quick answers
- Where does Barbara R. Harrison see patients?
- Medicare's clinician data lists 1 practice location in Olney, MD. Call before your visit to confirm the address.
- What is Barbara R. Harrison's specialty?
- Medicare lists Certified Clinical Nurse Specialist (CNS) as the primary specialty.
- Does Barbara R. Harrison accept Medicare assignment?
- Yes. Medicare's clinician data says Barbara R. Harrison 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 Barbara R. Harrison offer telehealth?
- Medicare's clinician data says Barbara R. Harrison offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Barbara R. Harrison?
- (301) 570-4400, as listed in official Medicare / NPI Registry data.
- What is Barbara R. Harrison's NPI number?
- 1801828082. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Barbara R. Harrison is enrolled with Medicare (CMS data updated 2026-10-02).
- 2923 Olney Sandy Spring Rd, Suite EOlney, MD 20832 (301) 570‑4400
Group practices
Medicare enrollment lists Barbara R. Harrison as a member of this group (CMS data updated 2026-10-02).
- Harrison and Feldhausen PC2 clinicians in the group
Specialties
Find other clinicians: Certified Clinical Nurse Specialist (CNS), Maryland →
Other clinical nurse specialists in Maryland
Clinicians with the same Medicare primary specialty in Maryland — not a recommendation.
Clinician information
| Credential | CNS |
|---|---|
| Graduation year | 2002 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1801828082 |
| 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
- 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