John Defrate, M.D.
NPI 1346266863 · Neurology Physician · New Castle, DE
John Defrate, M.D. is a Neurology Physician provider in New Castle, DE (NPI 1346266863).
Provider details
- NPI number
- 1346266863
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- CL0005148 (DE)
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
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
- 2006-07-15
- Last updated
- 2008-07-29
Frequently asked questions
- What is John Defrate's NPI number?
- John Defrate's National Provider Identifier (NPI) is 1346266863, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Defrate's specialty?
- John Defrate is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is John Defrate located?
- John Defrate's practice location on file with NPPES is 575 S Dupont Hwy, New Castle, DE 19720-4606.
- What is John Defrate's phone number?
- The practice phone number listed in the NPPES registry for John Defrate is (302) 328-3330.
- Is John Defrate's NPI active?
- Yes — John Defrate's NPI (1346266863) is active in the NPPES registry as of the last update on 2008-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.