Quick answers
- Where does Emer Donnelly Nelson see patients?
- Medicare's clinician data lists 2 practice locations, including Frederick, MD and Greenbelt, MD. Call before your visit to confirm the address.
- What is Emer Donnelly Nelson's specialty?
- Medicare lists Mental Health Counselor as the primary specialty.
- Does Emer Donnelly Nelson accept Medicare assignment?
- Yes. Medicare's clinician data says Emer Donnelly Nelson 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 Emer Donnelly Nelson offer telehealth?
- Medicare's clinician data says Emer Donnelly Nelson offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Emer Donnelly Nelson?
- (301) 345-1022, as listed in official Medicare / NPI Registry data.
- What is Emer Donnelly Nelson's NPI number?
- 1790283463. 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 Emer Donnelly Nelson is enrolled with Medicare (CMS data updated 2026-10-02).
- 1003 W 7th St, Suite 500Frederick, MD 21701 (301) 345‑1022
- 7474 Greenway Ctr Dr, Suite 730Greenbelt, MD 20770 (301) 345‑1022
Group practices
Medicare enrollment lists Emer Donnelly Nelson as a member of this group (CMS data updated 2026-10-02).
- Advanced Behavioral Health Inc26 clinicians in the group
Specialties
- Mental Health Counselorprimary
Other mental health counselors in Frederick
Clinicians with the same Medicare primary specialty in Frederick, MD — not a recommendation.
Clinician information
| Graduation year | 2017 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1790283463 |
| 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