Castlling LLC
NPI 1043017163 · Emergency Medical Services (Emergency Medicine) Physician · San Juan, PR
Castlling LLC is a Emergency Medical Services (Emergency Medicine) Physician organization in San Juan, PR (NPI 1043017163).
Provider details
- NPI number
- 1043017163
- Entity type
- Organization
- Primary specialty
- Emergency Medical Services (Emergency Medicine) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Ubaldo Santiago, President(787) 536-2033
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Pediatrics Physician208000000X
Allopathic & Osteopathic Physicians
- Physician Assistant363A00000X
Physician Assistants & Advanced Practice Nursing Providers
- Nurse Practitioner363L00000X
Physician Assistants & Advanced Practice Nursing Providers
- General Practice Physician208D00000X
Allopathic & Osteopathic Physicians
- Hospitalist Physician208M00000X
Allopathic & Osteopathic Physicians
- Internal Medicine Physician207R00000X
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
- 2025-02-26
- Last updated
- 2025-02-26
- Certified
- 2025-02-26
Frequently asked questions
- What is Castlling LLC's NPI number?
- Castlling LLC's National Provider Identifier (NPI) is 1043017163, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Castlling LLC?
- Castlling LLC is classified in the NPPES registry as Emergency Medical Services (Emergency Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Castlling LLC located?
- Castlling LLC's practice location on file with NPPES is 1304 Calle Wilson Apt 8s, San Juan, PR 00907-2243.
- What is Castlling LLC's phone number?
- The practice phone number listed in the NPPES registry for Castlling LLC is (787) 722-2371.
- Who is the authorized official for Castlling LLC?
- The authorized official listed on Castlling LLC's NPPES record is Ubaldo Santiago, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Castlling LLC's NPI active?
- Yes — Castlling LLC's NPI (1043017163) is active in the NPPES registry as of the last update on 2025-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.