What is Siobhan Walsh's NPI number?

Siobhan Walsh's National Provider Identifier (NPI) is 1255200606, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Siobhan Walsh's specialty?

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

Where is Siobhan Walsh located?

Siobhan Walsh's practice location on file with NPPES is 250 E 49th St Apt 5c, New York, NY 10017-1577.

What is Siobhan Walsh's phone number?

The practice phone number listed in the NPPES registry for Siobhan Walsh is (914) 623-2482.

Is Siobhan Walsh's NPI active?

Yes — Siobhan Walsh's NPI (1255200606) is active in the NPPES registry as of the last update on 2025-11-03.

IndividualActive

Siobhan Walsh, MS, RDN, CDN

NPI 1255200606 · Registered Dietitian · New York, NY

Siobhan Walsh, MS, RDN, CDN is a Registered Dietitian provider in New York, NY (NPI 1255200606).

Provider details

NPI number: 1255200606
Entity type: Individual
Primary specialty: Registered DietitianDietary & Nutritional Service Providers
Credential: MS, RDN, CDN
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

Registered DietitianPrimary133V00000X
Dietary & Nutritional Service Providers

Profile Score

Basic profile(47/100 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
83% 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

250 E 49th St Apt 5c

New York, NY 10017-1577

Phone: (914) 623-2482

Street-level locationGet directions

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Mailing address