Jennifer Diefenderfer, PTA
NPI 1639476435 · Physical Therapy Assistant · Centreville, MD
Jennifer Diefenderfer, PTA is a Physical Therapy Assistant provider in Centreville, MD (NPI 1639476435).
Provider details
- NPI number
- 1639476435
- Entity type
- Individual
- Primary specialty
- Physical Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- PTA
- Sex
- Female
- Sole proprietor
- No
- License
- PTA-A3168 (MD)
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
15 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
- 2011-02-15
- Last updated
- 2011-02-15
Frequently asked questions
- What is Jennifer Diefenderfer's NPI number?
- Jennifer Diefenderfer's National Provider Identifier (NPI) is 1639476435, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Diefenderfer's specialty?
- Jennifer Diefenderfer is listed in the NPPES registry with a primary specialty of Physical Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Jennifer Diefenderfer located?
- Jennifer Diefenderfer's practice location on file with NPPES is 205 Armstrong St, Centreville, MD 21617-2125.
- What is Jennifer Diefenderfer's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Diefenderfer is (410) 758-2323.
- Is Jennifer Diefenderfer's NPI active?
- Yes — Jennifer Diefenderfer's NPI (1639476435) is active in the NPPES registry as of the last update on 2011-02-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.