IndividualActive
Mariellen Synan
NPI 1396476149 · Health Educator · Gwynn Oak, MD
Mariellen Synan is a Health Educator provider in Gwynn Oak, MD (NPI 1396476149).
Provider details
- NPI number
- 1396476149
- Entity type
- Individual
- Primary specialty
- Health EducatorOther Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
4801 Liberty Heights Ave
Gwynn Oak, MD 21207-7157
Phone: (410) 468-2124
Street-level locationGet directions
Mailing address
920 Elkridge Landing Rd
Linthicum Heights, MD 21090-2917
Registry dates
- Enumerated
- 2022-06-22
- Last updated
- 2022-06-22
- Certified
- 2022-06-22
Frequently asked questions
- What is Mariellen Synan's NPI number?
- Mariellen Synan's National Provider Identifier (NPI) is 1396476149, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariellen Synan's specialty?
- Mariellen Synan is listed in the NPPES registry with a primary specialty of Health Educator (Other Service Providers).
- Where is Mariellen Synan located?
- Mariellen Synan's practice location on file with NPPES is 4801 Liberty Heights Ave, Gwynn Oak, MD 21207-7157.
- What is Mariellen Synan's phone number?
- The practice phone number listed in the NPPES registry for Mariellen Synan is (410) 468-2124.
- Is Mariellen Synan's NPI active?
- Yes — Mariellen Synan's NPI (1396476149) is active in the NPPES registry as of the last update on 2022-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.