MR. JACOB MCDOWELL A.A-S
NPI 1548765209
Anesthesiologist Assistant in Saint Louis, MO
About Mr. Jacob Mcdowell A.a-s NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. JACOB MCDOWELL A.A-S (NPI 1548765209) is an individual anesthesiologist assistant in Saint Louis, Missouri, licensed in Missouri (2018038593) and active in the NPI registry since March 2018. He is affiliated with Mercy Hospital St Louis and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses
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
Mr. Jacob Mcdowell A.a-s 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 Reassignments
3Medicare enrollment records show Jacob Mcdowell reassigns Medicare billing to 3 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
- 309 clinicians in this Medicare group
Saint Louis, MO 63110
- Reassigned Medicare billing, Missouri enrollment
- 142 clinicians in this Medicare group
Addison, TX 75001
- Reassigned Medicare billing, Missouri enrollment
- 175 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Hospital St Louis
Acute Care Hospitals · Saint Louis, MOSsm Health Saint Louis University Hospital
Acute Care Hospitals · Saint Louis, MOOther 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 63141
SAINT LOUIS, MO 63141
SAINT LOUIS, MO 63141
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 Jacob Mcdowell's NPI number?
The NPI number for Jacob Mcdowell is 1548765209. It was assigned to this individual provider in the NPPES registry on March 26, 2018.
Where is Jacob Mcdowell located?
Jacob Mcdowell practices at 615 S New Ballas Rd Dept Of, Saint Louis, MO 63141. The listed phone number is (636) 386-9224.
What is Jacob Mcdowell's specialty?
The primary specialty registered for this NPI is Anesthesiologist Assistant with taxonomy code 367H00000X.
Is Jacob Mcdowell enrolled in Medicare?
Yes. Jacob Mcdowell 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 organizations bill Medicare for Jacob Mcdowell's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jacob Mcdowell reassigns Medicare benefits to 3 organizations: Western Anesthesiology Associates, Inc. (Saint Louis, MO), Ssm Health Slu Hospital Anesthesia Physician Billing, LLC (Saint Louis, MO) and Orthomed Staffing LLC (Addison, TX). 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 Jacob Mcdowell's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Jacob Mcdowell affiliated with any hospitals?
According to CMS data, Jacob Mcdowell is affiliated with Mercy Hospital St Louis and Ssm Health Saint Louis University Hospital.
When was this NPI record last updated?
The NPPES record for Jacob Mcdowell was last updated on October 23, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Mr. Jacob Mcdowell, A.A-S · NPI 1548765209
Anesthesiologist Assistant physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since March 26, 2018.
## Identity
- **NPI:** 1548765209 (Entity type: Individual)
- **Enumerated:** March 26, 2018
- **Primary specialty:** Anesthesiologist Assistant · taxonomy 367H00000X
- **State license:** 2018038593 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 615 S NEW BALLAS RD DEPT OF, Saint Louis, MO 63141-8221
- **Phone:** (636) 386-9224 · **Fax:** (636) 386-7679
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Western Anesthesiology Associates, Inc. (NPI 1275646754, Saint Louis, MO); Ssm Health Slu Hospital Anesthesia Physician Billing, LLC (NPI 1407232804, Saint Louis, MO); Orthomed Staffing LLC (NPI 1225514276, Addison, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** October 23, 2018
---
Source: [NPI Profile](https://npiprofile.com/npi/1548765209) · Data from the CMS NPPES public registry.