Michael Hallowell, MD
NPI 1265422299 · Diagnostic Radiology Physician · Philadelphia, PA
Michael Hallowell, MD is a Diagnostic Radiology Physician provider in Philadelphia, PA (NPI 1265422299).
Provider details
- NPI number
- 1265422299
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD042645E (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
20 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
- 2005-10-21
- Last updated
- 2010-04-14
Frequently asked questions
- What is Michael Hallowell's NPI number?
- Michael Hallowell's National Provider Identifier (NPI) is 1265422299, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Hallowell's specialty?
- Michael Hallowell is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Hallowell located?
- Michael Hallowell's practice location on file with NPPES is Broad and Vine St S, Philadelphia, PA 19102.
- What is Michael Hallowell's phone number?
- The practice phone number listed in the NPPES registry for Michael Hallowell is (215) 762-1808.
- Is Michael Hallowell's NPI active?
- Yes — Michael Hallowell's NPI (1265422299) is active in the NPPES registry as of the last update on 2010-04-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.