Demian Elder, M.D.
NPI 1811910623 · Internal Medicine Physician · Philadelphia, PA
Demian Elder, M.D. is a Internal Medicine Physician provider in Philadelphia, PA (NPI 1811910623).
Provider details
- NPI number
- 1811910623
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD462992 (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
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
- 2006-07-25
- Last updated
- 2022-11-02
- Certified
- 2022-11-02
Frequently asked questions
- What is Demian Elder's NPI number?
- Demian Elder's National Provider Identifier (NPI) is 1811910623, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Demian Elder's specialty?
- Demian Elder is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Demian Elder located?
- Demian Elder's practice location on file with NPPES is 901 Market St Ste 500, Philadelphia, PA 19107-3144.
- What is Demian Elder's phone number?
- The practice phone number listed in the NPPES registry for Demian Elder is (215) 845-4917.
- Is Demian Elder's NPI active?
- Yes — Demian Elder's NPI (1811910623) is active in the NPPES registry as of the last update on 2022-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.