TAMMY K VANDERWERF
NPI 1336013978
Doula in Waterloo, IA

Q: What is Tammy Vanderwerf's NPI number?

The NPI number for Tammy Vanderwerf is 1336013978. It was assigned to this individual provider in the NPPES registry on October 4, 2025. The provider is also known as Tamara K Vanderwerf.

Q: What is Tammy Vanderwerf's specialty?

The primary specialty registered for this NPI is Doula with taxonomy code 374J00000X.

Q: When was this NPI record last updated?

The NPPES record for Tammy Vanderwerf was last updated on October 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since October 04, 2025

1600 ASPEN DR, WATERLOO, IA 50701(319) 610-1465 Get Directions Write a Review

NPPES record last updated: October 4, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Tammy K Vanderwerf NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

TAMMY K VANDERWERF (NPI 1336013978) is an individual doula in Waterloo, Iowa and active in the NPI registry since October 2025.

NPPES Registry Identity

NPI1336013978

Entity TypeIndividualFemale

Primary Taxonomy374J00000X

Provider Legal NameTAMMY K VANDERWERF

Location Address1600 ASPEN DRWaterloo, IA 50701-3567

Mailing Address1600 Aspen DrWaterloo, IA 50701-3567 · (319) 610-1465

Phone(319) 610-1465

Sole ProprietorYes

Enumeration DateOctober 4, 2025

NPPES CertifiedOctober 4, 2025

✔ NPI 1336013978 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDoulaNursing Service Related Providers

Taxonomy Code374J00000X

Definition

Doulas work in a variety of settings and have been trained to provide physical, emotional, and informational support to a mother before, during, and just after birth and/or provide emotional and practical support to a mother during the postpartum period.

1600 ASPEN DR, Waterloo, IA 50701

Open in Google Maps ↗

Other Names 1

Other Name (5)Tamara K Vanderwerf

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Tammy Vanderwerf's NPI number?

The NPI number for Tammy Vanderwerf is 1336013978. It was assigned to this individual provider in the NPPES registry on October 4, 2025. The provider is also known as Tamara K Vanderwerf.

Where is Tammy Vanderwerf located?

Tammy Vanderwerf practices at 1600 Aspen Dr, Waterloo, IA 50701. The listed phone number is (319) 610-1465.

What is Tammy Vanderwerf's specialty?

The primary specialty registered for this NPI is Doula with taxonomy code 374J00000X.

When was this NPI record last updated?

The NPPES record for Tammy Vanderwerf was last updated on October 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.