Nancy Koff, MFT
NPI 1053522524 · Marriage & Family Therapist · North Bellmore, NY
Nancy Koff, MFT is a Marriage & Family Therapist provider in North Bellmore, NY (NPI 1053522524).
Provider details
- NPI number
- 1053522524
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MFT
- Sex
- Female
- Sole proprietor
- Yes
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
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
Mailing address
Registry dates
- Enumerated
- 2007-05-25
- Last updated
- 2007-07-08
Frequently asked questions
- What is Nancy Koff's NPI number?
- Nancy Koff's National Provider Identifier (NPI) is 1053522524, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Koff's specialty?
- Nancy Koff is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Nancy Koff located?
- Nancy Koff's practice location on file with NPPES is 1918 Bellmore Ave, North Bellmore, NY 11710-5641.
- What is Nancy Koff's phone number?
- The practice phone number listed in the NPPES registry for Nancy Koff is (516) 431-6928.
- Is Nancy Koff's NPI active?
- Yes — Nancy Koff's NPI (1053522524) 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.