JAMES HALSEY MD
NPI 1356839674
Internal Medicine - Infectious Disease in Des Moines, IA
About James Halsey Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAMES HALSEY MD (NPI 1356839674) is an individual infectious disease provider in Des Moines, Iowa, licensed in Iowa (MD-51513) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS, is affiliated with Mercyone Newton Medical Center, and is a graduate of University Of Iowa, Rj & L Carver College Of Medicine (2018).
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 and accepts Medicare assignment
James Halsey Md 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
2Medicare enrollment records show James Halsey reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Des Moines, IA 50314
- Reassigned Medicare billing, Iowa enrollment
- 516 clinicians in this Medicare group
Des Moines, IA 50314
- Reassigned Medicare billing, Iowa 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 6
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercyone Newton Medical Center
Acute Care Hospitals · Newton, IAUniversity Of Iowa Hospital & Clinics
Acute Care Hospitals · Iowa City, IAMercyone Des Moines Medical Center
Acute Care Hospitals · Des Moines, IAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 50314 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.
DES MOINES, IA 50314
DES MOINES, IA 50314
DES MOINES, IA 50314
DES MOINES, IA 50314
DES MOINES, IA 50314
DES MOINES, IA 50314
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 Halsey's NPI number?
The NPI number for James Halsey is 1356839674. It was assigned to this individual provider in the NPPES registry on April 23, 2018.
Where is James Halsey located?
James Halsey practices at 411 Laurel St Ste A120, Des Moines, IA 50314. The listed phone number is (515) 643-7900.
What is James Halsey's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is James Halsey enrolled in Medicare?
Yes. James Halsey 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 James Halsey's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Halsey reassigns Medicare benefits to 2 organizations: Mercy Clinics, Inc (Des Moines, IA) and Broadlawns Medical Center (Des Moines, IA). 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 James Halsey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does James Halsey accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and Oscar Health and 3 other insurers list James Halsey 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.
Is James Halsey affiliated with any hospitals?
According to CMS data, James Halsey is affiliated with Mercyone Newton Medical Center, University Of Iowa Hospital & Clinics and Mercyone Des Moines Medical Center.
When was this NPI record last updated?
The NPPES record for James Halsey was last updated on June 20, 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.