Wendy Thiessen, M.D.
NPI 1306827035 · Pediatrics Physician · Marshalltown, IA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Wendy Thiessen, M.D. is a Pediatrics Physician provider in Marshalltown, IA (NPI 1306827035).
Provider details
- NPI number
- 1306827035
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 34259 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
Mailing address
Registry dates
- Enumerated
- 2005-11-09
- Last updated
- 2023-07-18
- Certified
- 2023-07-12
Frequently asked questions
- What is Wendy Thiessen's NPI number?
- Wendy Thiessen's National Provider Identifier (NPI) is 1306827035, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wendy Thiessen's specialty?
- Wendy Thiessen is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Wendy Thiessen located?
- Wendy Thiessen's practice location on file with NPPES is 421 E Merle Hibbs Blvd, Marshalltown, IA 50158-1888.
- What is Wendy Thiessen's phone number?
- The practice phone number listed in the NPPES registry for Wendy Thiessen is (641) 753-8616.
- Does Wendy Thiessen accept Medicare?
- Wendy Thiessen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Wendy Thiessen's NPI active?
- Yes — Wendy Thiessen's NPI (1306827035) is active in the NPPES registry as of the last update on 2023-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.