MARY SMITH ANGELIDES MD
NPI 1841819976
Obstetrics & Gynecology in Saint Louis, MO
About Mary Smith Angelides Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY SMITH ANGELIDES MD (NPI 1841819976) is an individual obstetrics & gynecology provider in Saint Louis, Missouri, licensed in Missouri (2025031523) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mary Smith Angelides Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Mary Angelides 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
- 241 clinicians in this Medicare group
Saint Louis, MO 63141
- Reassigned Medicare billing, Missouri enrollment
- 64 clinicians in this Medicare group
Washington, PA 15301
- Reassigned Medicare billing, Pennsylvania enrollment
- 2,881 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.
Physician 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 Mary Angelides's NPI number?
The NPI number for Mary Angelides is 1841819976. It was assigned to this individual provider in the NPPES registry on April 9, 2020.
Where is Mary Angelides located?
Mary Angelides practices at 615 S New Ballas Rd, Saint Louis, MO 63141. The listed phone number is (314) 251-7498.
What is Mary Angelides's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Mary Angelides enrolled in Medicare?
Yes. Mary Angelides is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Mary Angelides's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Angelides reassigns Medicare benefits to 3 organizations: Mercy Hospitals East Communities (Saint Louis, MO), Mercy Womens Services LLC (Saint Louis, MO) and Allegheny Clinic (Washington, PA). 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 Mary Angelides's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Angelides accept?
Health plans from Anthem Blue Cross and Blue Shield and Medica list Mary Angelides as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Mary Angelides was last updated on March 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Mary Smith Angelides, MD · NPI 1841819976
Obstetrics & Gynecology physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since April 9, 2020.
## Identity
- **NPI:** 1841819976 (Entity type: Individual)
- **Enumerated:** April 9, 2020
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 2025031523 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 615 S NEW BALLAS RD, Saint Louis, MO 63141-8221
- **Phone:** (314) 251-7498 · **Fax:** (314) 251-3921
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Mercy Hospitals East Communities (NPI 1427098169, Saint Louis, MO); Mercy Womens Services LLC (NPI 1629327788, Saint Louis, MO); Allegheny Clinic (NPI 1750756847, Washington, PA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** March 5, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1841819976) · Data from the CMS NPPES public registry.