IndividualActive
Marianne Heilferty, LCSW
NPI 1861544355 · Clinical Social Worker · Vienna, VA
Marianne Heilferty, LCSW is a Clinical Social Worker provider in Vienna, VA (NPI 1861544355).
Provider details
- NPI number
- 1861544355
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 0904006246 (VA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 index)
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
501 Church St Ne
Suite 206
Vienna, VA 22180-4734
Phone: (703) 969-8533
Fax: (703) 255-2482
Street-level locationGet directions
Mailing address
6421 Spring Ter
Falls Church, VA 22042-3118
Registry dates
- Enumerated
- 2007-01-17
- Last updated
- 2007-07-08
Frequently asked questions
- What is Marianne Heilferty's NPI number?
- Marianne Heilferty's National Provider Identifier (NPI) is 1861544355, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marianne Heilferty's specialty?
- Marianne Heilferty is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marianne Heilferty located?
- Marianne Heilferty's practice location on file with NPPES is 501 Church St Ne, Vienna, VA 22180-4734.
- What is Marianne Heilferty's phone number?
- The practice phone number listed in the NPPES registry for Marianne Heilferty is (703) 969-8533.
- Is Marianne Heilferty's NPI active?
- Yes — Marianne Heilferty's NPI (1861544355) 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.