Susan Diffenderfer, PT
NPI 1811195688 · Physical Therapist · Duncannon, PA
Susan Diffenderfer, PT is a Physical Therapist provider in Duncannon, PA (NPI 1811195688).
Provider details
- NPI number
- 1811195688
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- PT
- Sex
- Female
- Sole proprietor
- No
- License
- PT002548E (PA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2007-07-03
- Last updated
- 2007-07-08
Frequently asked questions
- What is Susan Diffenderfer's NPI number?
- Susan Diffenderfer's National Provider Identifier (NPI) is 1811195688, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Susan Diffenderfer's specialty?
- Susan Diffenderfer is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Susan Diffenderfer located?
- Susan Diffenderfer's practice location on file with NPPES is 102 Chandra Dr, Duncannon, PA 17020-9745.
- What is Susan Diffenderfer's phone number?
- The practice phone number listed in the NPPES registry for Susan Diffenderfer is (717) 834-4111.
- Is Susan Diffenderfer's NPI active?
- Yes — Susan Diffenderfer's NPI (1811195688) 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.