Margaret Lewman, PH.D.
NPI 1356448500 · Clinical Psychologist · Old Saybrook, CT
Margaret Lewman, PH.D. is a Clinical Psychologist provider in Old Saybrook, CT (NPI 1356448500).
Provider details
- NPI number
- 1356448500
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 002400 (CT)
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
- 2006-09-20
- Last updated
- 2007-07-08
Frequently asked questions
- What is Margaret Lewman's NPI number?
- Margaret Lewman's National Provider Identifier (NPI) is 1356448500, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Lewman's specialty?
- Margaret Lewman is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Margaret Lewman located?
- Margaret Lewman's practice location on file with NPPES is 841 Middlesex Tpke, Old Saybrook, CT 06475-1317.
- What is Margaret Lewman's phone number?
- The practice phone number listed in the NPPES registry for Margaret Lewman is (860) 395-0111.
- Is Margaret Lewman's NPI active?
- Yes — Margaret Lewman's NPI (1356448500) 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.