Mark Saxon, P.A.
NPI 1821060161 · Surgical Physician Assistant · Chesterfield, MO
Enrolled with Medicare as Order and Referring Only - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Saxon, P.A. is a Surgical Physician Assistant provider in Chesterfield, MO (NPI 1821060161).
Provider details
- NPI number
- 1821060161
- Entity type
- Individual
- Primary specialty
- Surgical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.
- Sex
- Male
- Sole proprietor
- No
- License
- 2003011041 (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
20 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)
- 625 S New Ballas RdSuite R-7040Saint Louis, MO 63141-8232Phone: (314) 521-6970Fax: (314) 251-1053
Registry dates
- Enumerated
- 2006-02-02
- Last updated
- 2018-03-28
Frequently asked questions
- What is Mark Saxon's NPI number?
- Mark Saxon's National Provider Identifier (NPI) is 1821060161, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Saxon's specialty?
- Mark Saxon is listed in the NPPES registry with a primary specialty of Surgical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mark Saxon located?
- Mark Saxon's practice location on file with NPPES is 15740 S Outer 40 Rd, Chesterfield, MO 63017-2004.
- What is Mark Saxon's phone number?
- The practice phone number listed in the NPPES registry for Mark Saxon is (636) 735-4205.
- Does Mark Saxon accept Medicare?
- Mark Saxon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Saxon's NPI active?
- Yes — Mark Saxon's NPI (1821060161) is active in the NPPES registry as of the last update on 2018-03-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.