William Maguire, MD
NPI 1578539052 · Emergency Medicine Physician · Delta, CO
William Maguire, MD is a Emergency Medicine Physician provider in Delta, CO (NPI 1578539052).
Provider details
- NPI number
- 1578539052
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 39142 (MN)
Specialties & taxonomies
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
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
- 2006-02-24
- Last updated
- 2009-01-29
Frequently asked questions
- What is William Maguire's NPI number?
- William Maguire's National Provider Identifier (NPI) is 1578539052, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Maguire's specialty?
- William Maguire is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Maguire located?
- William Maguire's practice location on file with NPPES is 1501 E 3rd St, Delta, CO 81416-2815.
- What is William Maguire's phone number?
- The practice phone number listed in the NPPES registry for William Maguire is (979) 874-7681.
- Is William Maguire's NPI active?
- Yes — William Maguire's NPI (1578539052) is active in the NPPES registry as of the last update on 2009-01-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.