JOAN LOUISE FRIEDMAN AGNP
NPI 1104603828
Nurse Practitioner - Gerontology in Saint Louis, MO
About Joan Louise Friedman Agnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOAN LOUISE FRIEDMAN AGNP (NPI 1104603828) is an individual gerontology provider in Saint Louis, Missouri, licensed in Missouri (2023012582) and active in the NPI registry since September 2023. She is enrolled in Medicare PECOS, maintains a secondary practice location in Saint Louis, and is a graduate of Other (2023).
NPPES Registry Identity
Specialties & Licenses 4
Other Names 1
Secondary Practice Location 1
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
Joan Louise Friedman Agnp 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 Joan Friedman 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
- 326 clinicians in this Medicare group
Saint Louis, MO 63128
- Reassigned Medicare billing, Missouri enrollment
- Medicare enrollment name: St Anthonys Physician Organization Hospitalist Services Lc
- 340 clinicians in this Medicare group
Saint Peters, MO 63376
- Reassigned Medicare billing, Missouri enrollment
- 24 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.
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 Joan Friedman's NPI number?
The NPI number for Joan Friedman is 1104603828. It was assigned to this individual provider in the NPPES registry on September 14, 2023. The provider is also known as Joan Louise Elgin.
Where is Joan Friedman located?
Joan Friedman practices at 615 S New Ballas Rd, Saint Louis, MO 63141. The listed phone number is (844) 735-4710.
What is Joan Friedman's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.
Is Joan Friedman enrolled in Medicare?
Yes. Joan Friedman 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 Joan Friedman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joan Friedman reassigns Medicare benefits to 3 organizations: Mercy Clinic Adult Hospitalists - St. Louis, LLC (Saint Louis, MO), St Anthonys Physician Organization Hospitalist Services, L.C. (Saint Louis, MO) and Karefirst Missouri PC (Saint Peters, MO). 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 Joan Friedman'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 Joan Friedman was last updated on September 16, 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.
# Joan Louise Friedman, AGNP · NPI 1104603828
Gerontology physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since September 14, 2023.
## Identity
- **NPI:** 1104603828 (Entity type: Individual)
- **Enumerated:** September 14, 2023
- **Primary specialty:** Nurse Practitioner - Gerontology · taxonomy 363LG0600X
- **State license:** 2023012582 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 615 S NEW BALLAS RD, Saint Louis, MO 63141-8221
- **Phone:** (844) 735-4710
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Mercy Clinic Adult Hospitalists - St. Louis, LLC (NPI 1841235108, Saint Louis, MO); St Anthonys Physician Organization Hospitalist Services, L.C. (NPI 1407216336, Saint Louis, MO); Karefirst Missouri PC (NPI 1942658943, Saint Peters, MO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** September 16, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1104603828) · Data from the CMS NPPES public registry.