Louis Alamilla, RD, CDCES
NPI 1659938157 · Registered Dietitian · Chicago, IL
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Louis Alamilla, RD, CDCES is a Registered Dietitian provider in Chicago, IL (NPI 1659938157).
Provider details
- NPI number
- 1659938157
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD, CDCES
- Sex
- Male
- Sole proprietor
- No
- License
- 164007778 (IL)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
Additional practice locations (2)
- 6447 Cermak RdBerwyn, IL 60402-2311Phone: (773) 254-1400Fax: (708) 484-5413
- 2355 S Western AveChicago, IL 60608-3837Phone: (773) 254-1400Fax: (773) 650-1218
Registry dates
- Enumerated
- 2019-05-21
- Last updated
- 2026-04-23
- Certified
- 2026-04-23
Frequently asked questions
- What is Louis Alamilla's NPI number?
- Louis Alamilla's National Provider Identifier (NPI) is 1659938157, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Louis Alamilla's specialty?
- Louis Alamilla is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Louis Alamilla located?
- Louis Alamilla's practice location on file with NPPES is 966 W 21st St, Chicago, IL 60608-4511.
- What is Louis Alamilla's phone number?
- The practice phone number listed in the NPPES registry for Louis Alamilla is (773) 254-1400.
- Does Louis Alamilla accept Medicare?
- Louis Alamilla is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Louis Alamilla's NPI active?
- Yes — Louis Alamilla's NPI (1659938157) is active in the NPPES registry as of the last update on 2026-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.