Shannon Grayek, AGPC, NP
NPI 1124764477 · Adult Health Nurse Practitioner · Chesterfield, MO
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shannon Grayek, AGPC, NP is a Adult Health Nurse Practitioner provider in Chesterfield, MO (NPI 1124764477).
Provider details
- NPI number
- 1124764477
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- AGPC, NP
- Sex
- Female
- Sole proprietor
- No
- License
- 2022004494 (MO)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
4 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 51 | 23 |
| Empagliflozinbrand: Jardiance | 45 | 11 |
| Lisinopril | 29 | 14 |
| Amlodipine Besylate | 25 | 19 |
| Spironolactone | 24 | 11 |
| Prednisone | 18 | 16 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-05-10
- Last updated
- 2022-05-10
- Certified
- 2022-05-10
Frequently asked questions
- What is Shannon Grayek's NPI number?
- Shannon Grayek's National Provider Identifier (NPI) is 1124764477, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shannon Grayek's specialty?
- Shannon Grayek is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Shannon Grayek located?
- Shannon Grayek's practice location on file with NPPES is 15740 S Outer 40 Rd, Chesterfield, MO 63017-2004.
- What is Shannon Grayek's phone number?
- The practice phone number listed in the NPPES registry for Shannon Grayek is (636) 237-4700.
- Does Shannon Grayek accept Medicare?
- Shannon Grayek is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shannon Grayek's NPI active?
- Yes — Shannon Grayek's NPI (1124764477) is active in the NPPES registry as of the last update on 2022-05-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.