Jon Llamas, RD
NPI 1841915162 · Registered Dietitian · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jon Llamas, RD is a Registered Dietitian provider in Grand Rapids, MI (NPI 1841915162).
Provider details
- NPI number
- 1841915162
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD
- Sex
- Male
- Sole proprietor
- No
- License
- 942688 (MI)
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
3 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
- 2022-10-10
- Last updated
- 2023-01-03
- Certified
- 2023-01-03
Frequently asked questions
- What is Jon Llamas's NPI number?
- Jon Llamas's National Provider Identifier (NPI) is 1841915162, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jon Llamas's specialty?
- Jon Llamas is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Jon Llamas located?
- Jon Llamas's practice location on file with NPPES is 221 Michigan St Ne Ste 200, Grand Rapids, MI 49503-2533.
- What is Jon Llamas's phone number?
- The practice phone number listed in the NPPES registry for Jon Llamas is (616) 267-8950.
- Does Jon Llamas accept Medicare?
- Jon Llamas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jon Llamas's NPI active?
- Yes — Jon Llamas's NPI (1841915162) is active in the NPPES registry as of the last update on 2023-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.