Margaret Koos, M.D.
NPI 1952715427 · Pediatrics Physician · Des Moines, IA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Koos, M.D. is a Pediatrics Physician provider in Des Moines, IA (NPI 1952715427).
Provider details
- NPI number
- 1952715427
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 2017026546 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
- 2014-06-12
- Last updated
- 2024-06-14
- Certified
- 2024-06-07
Frequently asked questions
- What is Margaret Koos's NPI number?
- Margaret Koos's National Provider Identifier (NPI) is 1952715427, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Koos's specialty?
- Margaret Koos is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Koos located?
- Margaret Koos's practice location on file with NPPES is 1200 Pleasant St, Des Moines, IA 50309-1406.
- What is Margaret Koos's phone number?
- The practice phone number listed in the NPPES registry for Margaret Koos is (515) 241-6611.
- Does Margaret Koos accept Medicare?
- Margaret Koos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Koos's NPI active?
- Yes — Margaret Koos's NPI (1952715427) is active in the NPPES registry as of the last update on 2024-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.