Margaret Tierney, MD
NPI 1114424314 · Pediatrics Physician · Woodbury, MN
Enrolled with Medicare as Order and Referring Only - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Tierney, MD is a Pediatrics Physician provider in Woodbury, MN (NPI 1114424314).
Provider details
- NPI number
- 1114424314
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 68431 (MN)
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
8 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
- 2018-04-12
- Last updated
- 2021-07-07
- Certified
- 2021-05-27
Frequently asked questions
- What is Margaret Tierney's NPI number?
- Margaret Tierney's National Provider Identifier (NPI) is 1114424314, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Tierney's specialty?
- Margaret Tierney is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Tierney located?
- Margaret Tierney's practice location on file with NPPES is 9680 Tamarack Rd Ste 100, Woodbury, MN 55125-2623.
- What is Margaret Tierney's phone number?
- The practice phone number listed in the NPPES registry for Margaret Tierney is (651) 738-0470.
- Does Margaret Tierney accept Medicare?
- Margaret Tierney is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Tierney's NPI active?
- Yes — Margaret Tierney's NPI (1114424314) is active in the NPPES registry as of the last update on 2021-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.