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William O'Donnell, PSY.D.
NPI 1275674350 · Psychologist · Philadelphia, PA
William O'Donnell, PSY.D. is a Psychologist provider in Philadelphia, PA (NPI 1275674350).
Provider details
- NPI number
- 1275674350
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- PS015274 (PA)
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
100 W Evergreen Ave
Philadelphia, PA 19118-3814
Phone: (610) 667-1351
Fax: (610) 410-7601
Street-level locationGet directions
Mailing address
249 David Dr
Havertown, PA 19083-1019
Registry dates
- Enumerated
- 2007-02-09
- Last updated
- 2019-06-13
Frequently asked questions
- What is William O'Donnell's NPI number?
- William O'Donnell's National Provider Identifier (NPI) is 1275674350, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William O'Donnell's specialty?
- William O'Donnell is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is William O'Donnell located?
- William O'Donnell's practice location on file with NPPES is 100 W Evergreen Ave, Philadelphia, PA 19118-3814.
- What is William O'Donnell's phone number?
- The practice phone number listed in the NPPES registry for William O'Donnell is (610) 667-1351.
- Is William O'Donnell's NPI active?
- Yes — William O'Donnell's NPI (1275674350) is active in the NPPES registry as of the last update on 2019-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.