IndividualActive
Mary Niemi, LCSW
NPI 1427484716 · Clinical Social Worker · Springfield, VA
Mary Niemi, LCSW is a Clinical Social Worker provider in Springfield, VA (NPI 1427484716).
Provider details
- NPI number
- 1427484716
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 0904007367 (VA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(77/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
6427 Franconia Rd
Springfield, VA 22150-1210
Phone: (410) 569-9497
Fax: (410) 569-0094
Street-level locationGet directions
Mailing address
2227 Old Emmorton Rd
Bel Air, MD 21015-6187
Registry dates
- Enumerated
- 2013-09-19
- Last updated
- 2013-09-19
Frequently asked questions
- What is Mary Niemi's NPI number?
- Mary Niemi's National Provider Identifier (NPI) is 1427484716, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Niemi's specialty?
- Mary Niemi is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Niemi located?
- Mary Niemi's practice location on file with NPPES is 6427 Franconia Rd, Springfield, VA 22150-1210.
- What is Mary Niemi's phone number?
- The practice phone number listed in the NPPES registry for Mary Niemi is (410) 569-9497.
- Is Mary Niemi's NPI active?
- Yes — Mary Niemi's NPI (1427484716) is active in the NPPES registry as of the last update on 2013-09-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.