Dennis Debiak, PSY.D.
NPI 1023220571 · Clinical Psychologist · Swarthmore, PA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dennis Debiak, PSY.D. is a Clinical Psychologist provider in Swarthmore, PA (NPI 1023220571).
Provider details
- NPI number
- 1023220571
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- PS008437L (PA)
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
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
- 2007-05-05
- Last updated
- 2007-07-08
Frequently asked questions
- What is Dennis Debiak's NPI number?
- Dennis Debiak's National Provider Identifier (NPI) is 1023220571, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Debiak's specialty?
- Dennis Debiak is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Dennis Debiak located?
- Dennis Debiak's practice location on file with NPPES is 300 S Chester Rd, Swarthmore, PA 19081-1803.
- What is Dennis Debiak's phone number?
- The practice phone number listed in the NPPES registry for Dennis Debiak is (610) 690-2442.
- Does Dennis Debiak accept Medicare?
- Dennis Debiak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dennis Debiak's NPI active?
- Yes — Dennis Debiak's NPI (1023220571) 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.