IndividualActive
William Colyer, D.O.
NPI 1205091139 · Family Medicine Physician · Dixon, MO
William Colyer, D.O. is a Family Medicine Physician provider in Dixon, MO (NPI 1205091139).
Provider details
- NPI number
- 1205091139
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- R8031 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
Hwy 28 100 E. 5th Street
Dixon, MO 65459
Phone: (573) 759-6566
Street-level locationGet directions
Mailing address
Po Box 799
Dixon, MO 65459-0799
Registry dates
- Enumerated
- 2008-07-21
- Last updated
- 2008-07-21
Frequently asked questions
- What is William Colyer's NPI number?
- William Colyer's National Provider Identifier (NPI) is 1205091139, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Colyer's specialty?
- William Colyer is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Colyer located?
- William Colyer's practice location on file with NPPES is Hwy 28 100 E. 5th Street, Dixon, MO 65459.
- What is William Colyer's phone number?
- The practice phone number listed in the NPPES registry for William Colyer is (573) 759-6566.
- Is William Colyer's NPI active?
- Yes — William Colyer's NPI (1205091139) is active in the NPPES registry as of the last update on 2008-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.