IndividualActive
Michael Singer, PHD
NPI 1821143934 · Clinical Psychologist · Lexington, MA
Michael Singer, PHD is a Clinical Psychologist provider in Lexington, MA (NPI 1821143934).
Provider details
- NPI number
- 1821143934
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 15 (MA)
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
4 Muzzey Street
Lexington, MA 02421
Phone: (781) 862-3219
Fax: (781) 863-0235
Street-level locationGet directions
Mailing address
4 Muzzey St
Lexington, MA 02421
Registry dates
- Enumerated
- 2007-01-25
- Last updated
- 2007-07-08
Frequently asked questions
- What is Michael Singer's NPI number?
- Michael Singer's National Provider Identifier (NPI) is 1821143934, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Singer's specialty?
- Michael Singer is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Michael Singer located?
- Michael Singer's practice location on file with NPPES is 4 Muzzey Street, Lexington, MA 02421.
- What is Michael Singer's phone number?
- The practice phone number listed in the NPPES registry for Michael Singer is (781) 862-3219.
- Is Michael Singer's NPI active?
- Yes — Michael Singer's NPI (1821143934) 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.