David Marion, ED.D.
NPI 1164461992 · Psychologist · Berwyn, PA
David Marion, ED.D. is a Psychologist provider in Berwyn, PA (NPI 1164461992).
Provider details
- NPI number
- 1164461992
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- ED.D.
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Family Psychologist103TF0000X
Behavioral Health & Social Service Providers
- Psychologist103T00000X
Behavioral Health & Social Service Providers
- Group Psychotherapy Psychologist103TP2701X
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
20 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
- 2006-06-06
- Last updated
- 2012-03-01
Frequently asked questions
- What is David Marion's NPI number?
- David Marion's National Provider Identifier (NPI) is 1164461992, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Marion's specialty?
- David Marion is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is David Marion located?
- David Marion's practice location on file with NPPES is 216 Leopard Rd, Berwyn, PA 19312-1812.
- What is David Marion's phone number?
- The practice phone number listed in the NPPES registry for David Marion is (610) 937-2100.
- Is David Marion's NPI active?
- Yes — David Marion's NPI (1164461992) is active in the NPPES registry as of the last update on 2012-03-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.