PA Staffing
NPI 1104600451 · Medical Physician Assistant · Chesterfield, MO
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
PA Staffing is a Medical Physician Assistant organization in Chesterfield, MO (NPI 1104600451).
Provider details
- NPI number
- 1104600451
- Entity type
- Organization
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Organization subpart
- No
- Authorized official
- Joseph Grassino, Owner(314) 608-9438
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Surgical Physician Assistant363AS0400X
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
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 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 (2)
- 10114 Kennerly RdSaint Louis, MO 63128-2183Phone: (314) 948-2000
- 615 S New Ballas RdSaint Louis, MO 63141-8221Phone: (314) 251-6090
Registry dates
- Enumerated
- 2023-08-18
- Last updated
- 2023-08-18
- Certified
- 2023-08-18
Frequently asked questions
- What is PA Staffing's NPI number?
- PA Staffing's National Provider Identifier (NPI) is 1104600451, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is PA Staffing?
- PA Staffing is classified in the NPPES registry as Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is PA Staffing located?
- PA Staffing's practice location on file with NPPES is 14561 N Outer 40 Rd, Chesterfield, MO 63017-5703.
- What is PA Staffing's phone number?
- The practice phone number listed in the NPPES registry for PA Staffing is (314) 881-4280.
- Does PA Staffing accept Medicare?
- PA Staffing is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for PA Staffing?
- The authorized official listed on PA Staffing's NPPES record is Joseph Grassino, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is PA Staffing's NPI active?
- Yes — PA Staffing's NPI (1104600451) is active in the NPPES registry as of the last update on 2023-08-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.