Mark Spielmann, RDN
NPI 1437785276 · Pediatric Nutrition Registered Dietitian · Los Angeles, CA
Mark Spielmann, RDN is a Pediatric Nutrition Registered Dietitian provider in Los Angeles, CA (NPI 1437785276).
Provider details
- NPI number
- 1437785276
- Entity type
- Individual
- Primary specialty
- Pediatric Nutrition Registered DietitianDietary & Nutritional Service Providers
- Credential
- RDN
- Sex
- Male
- Sole proprietor
- No
- License
- 924035 (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
6 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
- 2020-03-12
- Last updated
- 2020-03-12
- Certified
- 2020-03-12
Frequently asked questions
- What is Mark Spielmann's NPI number?
- Mark Spielmann's National Provider Identifier (NPI) is 1437785276, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Spielmann's specialty?
- Mark Spielmann is listed in the NPPES registry with a primary specialty of Pediatric Nutrition Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Mark Spielmann located?
- Mark Spielmann's practice location on file with NPPES is 4650 W Sunset Blvd, Los Angeles, CA 90027-6062.
- What is Mark Spielmann's phone number?
- The practice phone number listed in the NPPES registry for Mark Spielmann is (312) 566-6650.
- Is Mark Spielmann's NPI active?
- Yes — Mark Spielmann's NPI (1437785276) is active in the NPPES registry as of the last update on 2020-03-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.