IndividualActive
Margaret Macmillen, LCSW
NPI 1225472715 · Clinical Social Worker · Norwalk, CT
Margaret Macmillen, LCSW is a Clinical Social Worker provider in Norwalk, CT (NPI 1225472715).
Provider details
- NPI number
- 1225472715
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 004666 (CT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(78/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
135 Rowayton Woods Dr
Norwalk, CT 06854-3939
Phone: (203) 661-1009
Street-level locationGet directions
Mailing address
135 Rowayton Woods Dr
Norwalk, CT 06854-3939
Registry dates
- Enumerated
- 2013-04-26
- Last updated
- 2023-04-05
- Certified
- 2023-04-05
Frequently asked questions
- What is Margaret Macmillen's NPI number?
- Margaret Macmillen's National Provider Identifier (NPI) is 1225472715, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Macmillen's specialty?
- Margaret Macmillen is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Margaret Macmillen located?
- Margaret Macmillen's practice location on file with NPPES is 135 Rowayton Woods Dr, Norwalk, CT 06854-3939.
- What is Margaret Macmillen's phone number?
- The practice phone number listed in the NPPES registry for Margaret Macmillen is (203) 661-1009.
- Is Margaret Macmillen's NPI active?
- Yes — Margaret Macmillen's NPI (1225472715) is active in the NPPES registry as of the last update on 2023-04-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.