What is Susan Thiell's NPI number?

Susan Thiell's National Provider Identifier (NPI) is 1023999299, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Susan Thiell's specialty?

Susan Thiell is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).

Where is Susan Thiell located?

Susan Thiell's practice location on file with NPPES is 15 Hudson St, Natick, MA 01760-4220.

What is Susan Thiell's phone number?

The practice phone number listed in the NPPES registry for Susan Thiell is (508) 650-2718.

Is Susan Thiell's NPI active?

Yes — Susan Thiell's NPI (1023999299) is active in the NPPES registry as of the last update on 2025-09-11.

IndividualActive

Susan Thiell, MS, RD, LDN, CNSC

NPI 1023999299 · Registered Dietitian · Natick, MA

Susan Thiell, MS, RD, LDN, CNSC is a Registered Dietitian provider in Natick, MA (NPI 1023999299).

Provider details

NPI number: 1023999299
Entity type: Individual
Primary specialty: Registered DietitianDietary & Nutritional Service Providers
Credential: MS, RD, LDN, CNSC
Sex: Female
Sole proprietor: Yes
License: LDN6071 (MA)

Specialties & taxonomies

Registered DietitianPrimary133V00000XLicense LDN6071 (MA)
Dietary & Nutritional Service Providers

Profile Score

Established profile(54/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in 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

15 Hudson St

Natick, MA 01760-4220

Phone: (508) 650-2718

Street-level locationGet directions

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Mailing address