John Joseph Danyo Jr, M.D.
NPI 1336349208 · Specialist · Wilmington, DE
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Joseph Danyo Jr, M.D. is a Specialist organization in Wilmington, DE (NPI 1336349208).
Provider details
- NPI number
- 1336349208
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- John Danyo, MD(302) 888-0508
- License
- C10005578 (DE)
Specialties & taxonomies
Other Service Providers
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
- 2007-07-19
- Last updated
- 2018-04-26
Frequently asked questions
- What is John Joseph Danyo Jr, M.D.'s NPI number?
- John Joseph Danyo Jr, M.D.'s National Provider Identifier (NPI) is 1336349208, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is John Joseph Danyo Jr, M.D.?
- John Joseph Danyo Jr, M.D. is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is John Joseph Danyo Jr, M.D. located?
- John Joseph Danyo Jr, M.D.'s practice location on file with NPPES is 4001 Kennett Pike Ste 234, Wilmington, DE 19807-2029.
- What is John Joseph Danyo Jr, M.D.'s phone number?
- The practice phone number listed in the NPPES registry for John Joseph Danyo Jr, M.D. is (302) 888-0508.
- Does John Joseph Danyo Jr, M.D. accept Medicare?
- John Joseph Danyo Jr, M.D. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for John Joseph Danyo Jr, M.D.?
- The authorized official listed on John Joseph Danyo Jr, M.D.'s NPPES record is John Danyo, MD. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is John Joseph Danyo Jr, M.D.'s NPI active?
- Yes — John Joseph Danyo Jr, M.D.'s NPI (1336349208) is active in the NPPES registry as of the last update on 2018-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.