Christy Dyer, FNP-BC
NPI 1184895690 · Family Nurse Practitioner · O Fallon, MO
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christy Dyer, FNP-BC is a Family Nurse Practitioner provider in O Fallon, MO (NPI 1184895690).
Provider details
- NPI number
- 1184895690
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 079499 (MO)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2008-03-12
- Last updated
- 2008-03-12
Frequently asked questions
- What is Christy Dyer's NPI number?
- Christy Dyer's National Provider Identifier (NPI) is 1184895690, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christy Dyer's specialty?
- Christy Dyer is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Christy Dyer located?
- Christy Dyer's practice location on file with NPPES is 2920 Highway K, O Fallon, MO 63368-7861.
- What is Christy Dyer's phone number?
- The practice phone number listed in the NPPES registry for Christy Dyer is (866) 825-3227.
- Does Christy Dyer accept Medicare?
- Christy Dyer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christy Dyer's NPI active?
- Yes — Christy Dyer's NPI (1184895690) is active in the NPPES registry as of the last update on 2008-03-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.