IndividualActive
Charles Blonstein, PHD
NPI 1699712893 · Clinical Psychologist · Flourtown, PA
Charles Blonstein, PHD is a Clinical Psychologist provider in Flourtown, PA (NPI 1699712893).
Provider details
- NPI number
- 1699712893
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- License
- PS003995L (PA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
806 Bethlehem Pike
Second Floor
Flourtown, PA 19031-1501
Phone: (215) 836-7040
Street-level locationGet directions
Mailing address
250 Ridge Pike
Lafayette Hill, PA 19444-1930
Registry dates
- Enumerated
- 2006-05-31
- Last updated
- 2007-07-08
Frequently asked questions
- What is Charles Blonstein's NPI number?
- Charles Blonstein's National Provider Identifier (NPI) is 1699712893, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Blonstein's specialty?
- Charles Blonstein is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Charles Blonstein located?
- Charles Blonstein's practice location on file with NPPES is 806 Bethlehem Pike, Flourtown, PA 19031-1501.
- What is Charles Blonstein's phone number?
- The practice phone number listed in the NPPES registry for Charles Blonstein is (215) 836-7040.
- Is Charles Blonstein's NPI active?
- Yes — Charles Blonstein's NPI (1699712893) 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.