OrganizationActive
Samuel Castillo
NPI 1881894095 · Gastroenterology Physician · Chicago, IL
Samuel Castillo is a Gastroenterology Physician organization in Chicago, IL (NPI 1881894095).
Provider details
- NPI number
- 1881894095
- Entity type
- Organization
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- America Castillo, Office Manager(708) 456-7652
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
1431 N Western Ave
Suite 133
Chicago, IL 60622-1797
Phone: (773) 342-6800
Fax: (708) 456-8273
Street-level locationGet directions
Mailing address
2127 North 77th Court
Elmwood Park, IL 60707
Registry dates
- Enumerated
- 2007-07-25
- Last updated
- 2007-07-25
Frequently asked questions
- What is Samuel Castillo's NPI number?
- Samuel Castillo's National Provider Identifier (NPI) is 1881894095, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Samuel Castillo?
- Samuel Castillo is classified in the NPPES registry as Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Samuel Castillo located?
- Samuel Castillo's practice location on file with NPPES is 1431 N Western Ave, Chicago, IL 60622-1797.
- What is Samuel Castillo's phone number?
- The practice phone number listed in the NPPES registry for Samuel Castillo is (773) 342-6800.
- Who is the authorized official for Samuel Castillo?
- The authorized official listed on Samuel Castillo's NPPES record is America Castillo, Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Samuel Castillo's NPI active?
- Yes — Samuel Castillo's NPI (1881894095) is active in the NPPES registry as of the last update on 2007-07-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.