Jeffrey Vacek, DNP
NPI 1538699244 · Family Nurse Practitioner · Saint Charles, MO
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeffrey Vacek, DNP is a Family Nurse Practitioner provider in Saint Charles, MO (NPI 1538699244).
Provider details
- NPI number
- 1538699244
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP
- Sex
- Male
- Sole proprietor
- No
- License
- 2017019598 (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
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)
- 1002 Peruque Crossing Ct Ste 101O Fallon, MO 63366-2362Phone: (636) 294-5900
Registry dates
- Enumerated
- 2017-06-14
- Last updated
- 2020-12-15
- Certified
- 2020-12-15
Frequently asked questions
- What is Jeffrey Vacek's NPI number?
- Jeffrey Vacek's National Provider Identifier (NPI) is 1538699244, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Vacek's specialty?
- Jeffrey Vacek is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jeffrey Vacek located?
- Jeffrey Vacek's practice location on file with NPPES is 725 S 5th St, Saint Charles, MO 63301-2913.
- What is Jeffrey Vacek's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Vacek is (636) 922-9182.
- Does Jeffrey Vacek accept Medicare?
- Jeffrey Vacek is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jeffrey Vacek's NPI active?
- Yes — Jeffrey Vacek's NPI (1538699244) is active in the NPPES registry as of the last update on 2020-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.