David Whellan, M.D.
NPI 1184647794 · Cardiovascular Disease Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Whellan, M.D. is a Cardiovascular Disease Physician provider in Philadelphia, PA (NPI 1184647794).
Provider details
- NPI number
- 1184647794
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD424867 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2014-05-05
Frequently asked questions
- What is David Whellan's NPI number?
- David Whellan's National Provider Identifier (NPI) is 1184647794, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Whellan's specialty?
- David Whellan is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is David Whellan located?
- David Whellan's practice location on file with NPPES is 925 Chestnut St, Philadelphia, PA 19107-4216.
- What is David Whellan's phone number?
- The practice phone number listed in the NPPES registry for David Whellan is (215) 955-5050.
- Does David Whellan accept Medicare?
- David Whellan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Whellan's NPI active?
- Yes — David Whellan's NPI (1184647794) is active in the NPPES registry as of the last update on 2014-05-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.