ALAN D SIMMS CRNA BS
NPI 1023006582
Nurse Anesthetist, Certified Registered in St Louis, MO
About Alan D Simms Crna Bs NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALAN D SIMMS CRNA BS (NPI 1023006582) is an individual nurse anesthetist, certified registered in St Louis, Missouri, licensed in Missouri (069345) and active in the NPI registry since October 2005.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Alan D Simms Crna Bs is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Alan Simms reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saint Louis, MO 63141
- Reassigned Medicare billing, Missouri enrollment
- 56 clinicians in this Medicare group
Chesterfield, MO 63017
- Reassigned Medicare billing, Missouri enrollment
- 60 clinicians in this Medicare group
Pilot Knob, MO 63663
- Reassigned Medicare billing, Missouri enrollment
- Also billed through NPI 1477648178 (Missouri)
- 53 clinicians in this Medicare group
Aurora, CO 80014
- Reassigned Medicare billing, Missouri enrollment
- 28 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAINT LOUIS, MO 63128
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Alan Simms's NPI number?
The NPI number for Alan Simms is 1023006582. It was assigned to this individual provider in the NPPES registry on October 10, 2005.
Where is Alan Simms located?
Alan Simms practices at 10010 Kennerly Rd St Anthonys Hospital, St Louis, MO 63128. The listed phone number is (314) 895-3828.
What is Alan Simms's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Alan Simms enrolled in Medicare?
Yes. Alan Simms is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Alan Simms's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alan Simms reassigns Medicare benefits to 4 organizations: Premier Anesthesia LLC (Saint Louis, MO), Comprehensive Anesthesia Care PC (Chesterfield, MO), Iron County Hospital District (Pilot Knob, MO) and Cpr Anesthesia, Inc (Aurora, CO). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Alan Simms's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Alan Simms was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.