JAMES H. TIEMANN M.D.
NPI 1619955473
Family Medicine in Joplin, MO
About James H. Tiemann M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAMES H. TIEMANN M.D. (NPI 1619955473) is an individual family medicine provider in Joplin, Missouri, licensed in Missouri (106094) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS, is affiliated with Freeman Health System - Freeman West, and is a graduate of University Of Texas Medical Branch At Galveston (1990).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 3
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 H. Tiemann M.d. 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 Reassignment
Medicare enrollment records show James Tiemann reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Joplin, MO 64804
- Reassigned Medicare billing, Missouri enrollment
- 171 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 3
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.
Freeman Health System - Freeman West
Acute Care Hospitals · Joplin, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 64804 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
JOPLIN, MO 64804
JOPLIN, MO 64804
JOPLIN, MO 64804
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 Tiemann's NPI number?
The NPI number for James Tiemann is 1619955473. It was assigned to this individual provider in the NPPES registry on January 3, 2006.
Where is James Tiemann located?
James Tiemann practices at 1102 W 32nd St, Joplin, MO 64804. The listed phone number is (417) 347-2273.
What is James Tiemann's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is James Tiemann enrolled in Medicare?
Yes. James Tiemann 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 organization bills Medicare for James Tiemann's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Tiemann reassigns Medicare benefits to Freeman-Oak Hill Health System (Joplin, 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 Tiemann's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does James Tiemann accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter of Oklahoma and Ambetter of Tennessee and 1 other insurer list James Tiemann 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 Tiemann affiliated with any hospitals?
According to CMS data, James Tiemann is affiliated with Freeman Health System - Freeman West.
When was this NPI record last updated?
The NPPES record for James Tiemann was last updated on April 22, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.