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Natalie Ratz, MS, RD, CNSC
NPI 1659514891 · Registered Dietitian · Chicago, IL
Natalie Ratz, MS, RD, CNSC is a Registered Dietitian provider in Chicago, IL (NPI 1659514891).
Provider details
- NPI number
- 1659514891
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MS, RD, CNSC
- Sex
- Female
- Sole proprietor
- No
- License
- 164.000611 (IL)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Detailed profile(85/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
1700 W Van Buren St
Suite 425 Tob
Chicago, IL 60612-5500
Phone: (312) 942-5926
Fax: (312) 942-5203
Street-level locationGet directions
Mailing address
1700 W Van Buren St
Chicago, IL 60612-5500
Registry dates
- Enumerated
- 2009-04-17
- Last updated
- 2009-04-17
Frequently asked questions
- What is Natalie Ratz's NPI number?
- Natalie Ratz's National Provider Identifier (NPI) is 1659514891, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natalie Ratz's specialty?
- Natalie Ratz is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Natalie Ratz located?
- Natalie Ratz's practice location on file with NPPES is 1700 W Van Buren St, Chicago, IL 60612-5500.
- What is Natalie Ratz's phone number?
- The practice phone number listed in the NPPES registry for Natalie Ratz is (312) 942-5926.
- Is Natalie Ratz's NPI active?
- Yes — Natalie Ratz's NPI (1659514891) is active in the NPPES registry as of the last update on 2009-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.