What is Sydney Jacobson's NPI number?

Sydney Jacobson's National Provider Identifier (NPI) is 1679814461, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sydney Jacobson's specialty?

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

Where is Sydney Jacobson located?

Sydney Jacobson's practice location on file with NPPES is 1510 20th Ave Se, Altoona, IA 50009-2158.

What is Sydney Jacobson's phone number?

The practice phone number listed in the NPPES registry for Sydney Jacobson is (515) 279-4225.

Is Sydney Jacobson's NPI active?

Yes — Sydney Jacobson's NPI (1679814461) is active in the NPPES registry as of the last update on 2026-02-17.

IndividualActive

Sydney Jacobson, R.D.

NPI 1679814461 · Registered Dietitian · Altoona, IA

Sydney Jacobson, R.D. is a Registered Dietitian provider in Altoona, IA (NPI 1679814461).

Provider details

NPI number: 1679814461
Entity type: Individual
Primary specialty: Registered DietitianDietary & Nutritional Service Providers
Credential: R.D.
Sex: Female
Sole proprietor: Yes
License: 001953 (IA)

Specialties & taxonomies

Registered DietitianPrimary133V00000XLicense 001953 (IA)
Dietary & Nutritional Service Providers

Profile Score

Detailed profile(78/100 index)

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

Registry tenure38% of score
13 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

1510 20th Ave Se

Altoona, IA 50009-2158

Phone: (515) 279-4225

Street-level locationGet directions

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Mailing address