DR. NICHOLAS JAMES SMITH D.O.
NPI 1215317540
Emergency Medicine in Saint Louis, MO
About Dr. Nicholas James Smith D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. NICHOLAS JAMES SMITH D.O. (NPI 1215317540) is an individual emergency medicine provider in Saint Louis, Missouri, licensed in Missouri (2016038251) and active in the NPI registry since June 2015. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital St Louis, and maintains 4 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 4
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
Dr. Nicholas James Smith D.o. 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
7Medicare enrollment records show Nicholas Smith reassigns Medicare billing to 7 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
- 241 clinicians in this Medicare group
Saint Louis, MO 63128
- Reassigned Medicare billing, Missouri enrollment
- 186 clinicians in this Medicare group
Alton, IL 62002
- Reassigned Medicare billing, Missouri enrollment
- 343 clinicians in this Medicare group
Washington, MO 63090
- Reassigned Medicare billing, Missouri enrollment
- 178 clinicians in this Medicare group
Festus, MO 63028
- Reassigned Medicare billing, Missouri enrollment
- 118 clinicians in this Medicare group
Perryville, MO 63775
- Reassigned Medicare billing, Missouri enrollment
- 192 clinicians in this Medicare group
Kansas City, MO 64108
- Reassigned Medicare billing, Missouri enrollment
- 518 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 4
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 St Louis
Acute Care Hospitals · Saint Louis, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63141 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 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 Nicholas Smith's NPI number?
The NPI number for Nicholas Smith is 1215317540. It was assigned to this individual provider in the NPPES registry on June 2, 2015.
Where is Nicholas Smith located?
Nicholas Smith practices at 615 S New Ballas Rd, Saint Louis, MO 63141. The listed phone number is (314) 251-6090.
What is Nicholas Smith's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Nicholas Smith enrolled in Medicare?
Yes. Nicholas Smith 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 Nicholas Smith's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nicholas Smith reassigns Medicare benefits to 7 organizations: Mercy Hospitals East Communities (Saint Louis, MO), Mercy Hospital South (Saint Louis, MO), Southeastern Emergency Physicians Of Memphis LLC (Alton, IL), Mercy Hospitals East Communities (Washington, MO), Mercy Hospital Jefferson (Festus, MO) and 2 more organizations, listed in the Medicare section above. 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 Nicholas Smith's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Nicholas Smith affiliated with any hospitals?
According to CMS data, Nicholas Smith is affiliated with Mercy Hospital St Louis.
When was this NPI record last updated?
The NPPES record for Nicholas Smith was last updated on July 10, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Dr. Nicholas James Smith, D.O. · NPI 1215317540
Emergency Medicine physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since June 2, 2015.
## Identity
- **NPI:** 1215317540 (Entity type: Individual)
- **Enumerated:** June 2, 2015
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 2016038251 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 615 S NEW BALLAS RD, Saint Louis, MO 63141-8221
- **Phone:** (314) 251-6090
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 7 organizations under Medicare reassignment (form CMS-855R): Mercy Hospitals East Communities (NPI 1427098169, Saint Louis, MO); Mercy Hospital South (NPI 1568481984, Saint Louis, MO); Southeastern Emergency Physicians Of Memphis LLC (NPI 1437105277, Alton, IL); Mercy Hospitals East Communities (NPI 1104912997, Washington, MO); Mercy Hospital Jefferson (NPI 1508859661, Festus, MO); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Philadelphia College Of Osteopathic Medicine, class of 2015
## Record status
- **NPPES last updated:** July 10, 2024
---
Source: [NPI Profile](https://npiprofile.com/npi/1215317540) · Data from the CMS NPPES public registry.