ERIN M GRIFFITH
NPI 1093795007
Nurse Anesthetist, Certified Registered in Saint Louis, MO
About Erin M Griffith NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ERIN M GRIFFITH (NPI 1093795007) is an individual nurse anesthetist, certified registered in Saint Louis, Missouri, licensed in Missouri (075261) and active in the NPI registry since January 2006. She is affiliated with Mercy Hospital South and is a graduate of Other (2005).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Erin M Griffith is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Erin Griffith reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Saint Louis, MO 63128
- Reassigned Medicare billing, Missouri enrollment
- 106 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.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Hospital South
Acute Care Hospitals · Saint Louis, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63128 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Erin Griffith's NPI number?
The NPI number for Erin Griffith is 1093795007. It was assigned to this individual provider in the NPPES registry on January 18, 2006. The provider is also known as Erin M Phelps.
Where is Erin Griffith located?
Erin Griffith practices at 10010 Kennerly Rd, Saint Louis, MO 63128. The listed phone number is (636) 386-7222.
What is Erin Griffith's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Erin Griffith enrolled in Medicare?
Yes. Erin Griffith is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Erin Griffith's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Erin Griffith reassigns Medicare benefits to South County Anesthesia Associates, Ltd. (Saint Louis, MO). The 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 Erin Griffith's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Erin Griffith affiliated with any hospitals?
According to CMS data, Erin Griffith is affiliated with Mercy Hospital South.
When was this NPI record last updated?
The NPPES record for Erin Griffith was last updated on February 26, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years 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.
# Erin M Griffith · NPI 1093795007
Nurse Anesthetist, Certified Registered physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since January 18, 2006.
## Identity
- **NPI:** 1093795007 (Entity type: Individual)
- **Enumerated:** January 18, 2006
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 075261 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 10010 KENNERLY RD, Saint Louis, MO 63128-2106
- **Phone:** (636) 386-7222 · **Fax:** (636) 386-7810
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** South County Anesthesia Associates, Ltd. (NPI 1821031659, Saint Louis, MO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2005
## Record status
- **NPPES last updated:** February 26, 2015
- **Other identifiers:** Medicare PIN 829860032 (MO); Medicaid 911404804 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1093795007) · Data from the CMS NPPES public registry.