Mary Hargadon-Zester, M.S., L.C.M.F.T.
NPI 1962619346 · Marriage & Family Therapist · Burtonsville, MD
Mary Hargadon-Zester, M.S., L.C.M.F.T. is a Marriage & Family Therapist provider in Burtonsville, MD (NPI 1962619346).
Provider details
- NPI number
- 1962619346
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- M.S., L.C.M.F.T.
- Sex
- Female
- Sole proprietor
- No
- License
- 040 (MD)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% 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
Mailing address
Registry dates
- Enumerated
- 2007-05-16
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mary Hargadon-Zester's NPI number?
- Mary Hargadon-Zester's National Provider Identifier (NPI) is 1962619346, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Hargadon-Zester's specialty?
- Mary Hargadon-Zester is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Mary Hargadon-Zester located?
- Mary Hargadon-Zester's practice location on file with NPPES is 15312 Spencerville Ct, Burtonsville, MD 20866-1666.
- What is Mary Hargadon-Zester's phone number?
- The practice phone number listed in the NPPES registry for Mary Hargadon-Zester is (301) 421-9100.
- Is Mary Hargadon-Zester's NPI active?
- Yes — Mary Hargadon-Zester's NPI (1962619346) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.