DR. JAMES W FORSEN MD
NPI 1255396636
Otolaryngology - Pediatric Otolaryngology in Saint Louis, MO
About Dr. James W Forsen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JAMES W FORSEN MD (NPI 1255396636) is an individual pediatric otolaryngology provider in Saint Louis, Missouri, licensed in Missouri (R9J63) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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)
Dr. James W Forsen Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show James Forsen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Saint Louis, MO 63141
- Reassigned Medicare billing, Missouri enrollment
- 435 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.
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
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 James Forsen's NPI number?
The NPI number for James Forsen is 1255396636. It was assigned to this individual provider in the NPPES registry on April 19, 2006.
Where is James Forsen located?
James Forsen practices at 621 S New Ballas Rd Ste 622A, Saint Louis, MO 63141. The listed phone number is (314) 872-8340.
What is James Forsen's specialty?
The primary specialty registered for this NPI is Otolaryngology, specializing in Pediatric Otolaryngology, with taxonomy code 207YP0228X.
Is James Forsen enrolled in Medicare?
Yes. James Forsen is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for James Forsen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Forsen reassigns Medicare benefits to Mercy Hospitals East Communities (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 James Forsen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does James Forsen accept?
Health plans from Anthem Blue Cross and Blue Shield list James Forsen 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 James Forsen was last updated on May 3, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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. James W Forsen, MD · NPI 1255396636
Pediatric Otolaryngology physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since April 19, 2006.
## Identity
- **NPI:** 1255396636 (Entity type: Individual)
- **Enumerated:** April 19, 2006
- **Primary specialty:** Otolaryngology - Pediatric Otolaryngology · taxonomy 207YP0228X
- **State license:** R9J63 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 621 S NEW BALLAS RD, STE 622A, Saint Louis, MO 63141-8232
- **Phone:** (314) 872-8340 · **Fax:** (314) 872-8399
## 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:** Mercy Hospitals East Communities (NPI 1851431738, Saint Louis, MO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 3, 2011
- **Other identifiers:** Medicare UPIN E56454 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1255396636) · Data from the CMS NPPES public registry.