Ragean Muessig, MSN, APRN, FNP-BC
NPI 1295233633 · Family Nurse Practitioner · Saint Louis, MO
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ragean Muessig, MSN, APRN, FNP-BC is a Family Nurse Practitioner provider in Saint Louis, MO (NPI 1295233633).
Provider details
- NPI number
- 1295233633
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, APRN, FNP-BC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 2017024381 (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
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
- 2018-01-31
- Last updated
- 2018-01-31
Frequently asked questions
- What is Ragean Muessig's NPI number?
- Ragean Muessig's National Provider Identifier (NPI) is 1295233633, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ragean Muessig's specialty?
- Ragean Muessig is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ragean Muessig located?
- Ragean Muessig's practice location on file with NPPES is 615 S New Ballas Rd, Saint Louis, MO 63141-8221.
- What is Ragean Muessig's phone number?
- The practice phone number listed in the NPPES registry for Ragean Muessig is (314) 680-1846.
- Does Ragean Muessig accept Medicare?
- Ragean Muessig is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ragean Muessig's NPI active?
- Yes — Ragean Muessig's NPI (1295233633) is active in the NPPES registry as of the last update on 2018-01-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.