Shannon Macgregor, M.D.
NPI 1043662109 · Pediatrics Physician · Arnold, MO
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shannon Macgregor, M.D. is a Pediatrics Physician provider in Arnold, MO (NPI 1043662109).
Provider details
- NPI number
- 1043662109
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 2019009751 (MO)
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
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 1275 N Truman BlvdFestus, MO 63028-1176Phone: (844) 853-8937
Registry dates
- Enumerated
- 2016-07-12
- Last updated
- 2024-12-05
- Certified
- 2024-12-05
Frequently asked questions
- What is Shannon Macgregor's NPI number?
- Shannon Macgregor's National Provider Identifier (NPI) is 1043662109, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shannon Macgregor's specialty?
- Shannon Macgregor is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Shannon Macgregor located?
- Shannon Macgregor's practice location on file with NPPES is 148 Richardson Xing, Arnold, MO 63010-6023.
- What is Shannon Macgregor's phone number?
- The practice phone number listed in the NPPES registry for Shannon Macgregor is (844) 853-8937.
- Does Shannon Macgregor accept Medicare?
- Shannon Macgregor is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shannon Macgregor's NPI active?
- Yes — Shannon Macgregor's NPI (1043662109) is active in the NPPES registry as of the last update on 2024-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.