Jeffrey Greeson, PHD
NPI 1669638730 · Clinical Psychologist · Philadelphia, PA
Jeffrey Greeson, PHD is a Clinical Psychologist provider in Philadelphia, PA (NPI 1669638730).
Provider details
- NPI number
- 1669638730
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 3566 (NC)
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
17 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
- 2008-07-29
- Last updated
- 2014-02-06
Frequently asked questions
- What is Jeffrey Greeson's NPI number?
- Jeffrey Greeson's National Provider Identifier (NPI) is 1669638730, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Greeson's specialty?
- Jeffrey Greeson is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Jeffrey Greeson located?
- Jeffrey Greeson's practice location on file with NPPES is 3535 Market Street, Philadelphia, PA 19104.
- What is Jeffrey Greeson's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Greeson is (215) 746-6700.
- Is Jeffrey Greeson's NPI active?
- Yes — Jeffrey Greeson's NPI (1669638730) is active in the NPPES registry as of the last update on 2014-02-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.