Juan F. Castillo M.D.
NPI 1215138854 · Internal Medicine Physician · Union City, NJ
Juan F. Castillo M.D. is a Internal Medicine Physician organization in Union City, NJ (NPI 1215138854).
Provider details
- NPI number
- 1215138854
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Juan Castillo, Owner(201) 271-1770
- License
- 25MA02287200 (NJ)
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
- 2007-05-30
- Last updated
- 2025-09-11
Frequently asked questions
- What is Juan F. Castillo M.D.'s NPI number?
- Juan F. Castillo M.D.'s National Provider Identifier (NPI) is 1215138854, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Juan F. Castillo M.D.?
- Juan F. Castillo M.D. is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Juan F. Castillo M.D. located?
- Juan F. Castillo M.D.'s practice location on file with NPPES is 322 49th St, Union City, NJ 07087-5108.
- What is Juan F. Castillo M.D.'s phone number?
- The practice phone number listed in the NPPES registry for Juan F. Castillo M.D. is (201) 271-1770.
- Who is the authorized official for Juan F. Castillo M.D.?
- The authorized official listed on Juan F. Castillo M.D.'s NPPES record is Juan Castillo, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Juan F. Castillo M.D.'s NPI active?
- Yes — Juan F. Castillo M.D.'s NPI (1215138854) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.