David Perlstein, M.S.
NPI 1649345059 · Mental Health Counselor · Palo Alto, CA
David Perlstein, M.S. is a Mental Health Counselor provider in Palo Alto, CA (NPI 1649345059).
Provider details
- NPI number
- 1649345059
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- M.S.
- Sex
- Male
- Sole proprietor
- Yes
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
83% 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
- 2006-11-21
- Last updated
- 2007-07-08
Frequently asked questions
- What is David Perlstein's NPI number?
- David Perlstein's National Provider Identifier (NPI) is 1649345059, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Perlstein's specialty?
- David Perlstein is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is David Perlstein located?
- David Perlstein's practice location on file with NPPES is 3860 Middlefield Rd, Palo Alto, CA 94303-4716.
- What is David Perlstein's phone number?
- The practice phone number listed in the NPPES registry for David Perlstein is (650) 494-1200.
- Is David Perlstein's NPI active?
- Yes — David Perlstein's NPI (1649345059) 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.