Roger Longenderfer, M.D.
NPI 1154685055 · Family Medicine Physician · Philadelphia, PA
Roger Longenderfer, M.D. is a Family Medicine Physician provider in Philadelphia, PA (NPI 1154685055).
Provider details
- NPI number
- 1154685055
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD023909E (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
- 2012-06-26
- Last updated
- 2012-06-26
Frequently asked questions
- What is Roger Longenderfer's NPI number?
- Roger Longenderfer's National Provider Identifier (NPI) is 1154685055, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roger Longenderfer's specialty?
- Roger Longenderfer is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Roger Longenderfer located?
- Roger Longenderfer's practice location on file with NPPES is 512 S 3rd St Unit a, Philadelphia, PA 19147-2308.
- What is Roger Longenderfer's phone number?
- The practice phone number listed in the NPPES registry for Roger Longenderfer is (717) 433-0260.
- Is Roger Longenderfer's NPI active?
- Yes — Roger Longenderfer's NPI (1154685055) is active in the NPPES registry as of the last update on 2012-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.