DR. DIANE THI TRAN MD
NPI 1174784482
Orthopaedic Surgery in Carroll, IA
About Dr. Diane Thi Tran Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DIANE THI TRAN MD (NPI 1174784482) is an individual orthopaedic surgery provider in Carroll, Iowa, licensed in Iowa (42854) and active in the NPI registry since June 2008. She is enrolled in Medicare PECOS, is affiliated with Gallup Indian Medical Center, and is a graduate of University Of Iowa, Rj & L Carver College Of Medicine (2008).
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
Dr. Diane Thi Tran 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
6Medicare enrollment records show Diane Tran reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Vermillion, SD 57069
- Reassigned Medicare billing, South Dakota enrollment
- 422 clinicians in this Medicare group
Black River Falls, WI 54615
- Reassigned Medicare billing, Wisconsin enrollment
- 227 clinicians in this Medicare group
Tomah, WI 54660
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1992970453 (Wisconsin)
- 188 clinicians in this Medicare group
Grindstone, PA 15442
- Reassigned Medicare billing, Pennsylvania enrollment
- 398 clinicians in this Medicare group
Tohatchi, NM 87325
- Reassigned Medicare billing, Texas enrollment
- 618 clinicians in this Medicare group
Fort Defiance, AZ 86504
- Reassigned Medicare billing, Texas 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
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Gallup Indian Medical Center
Acute Care Hospitals · Gallup, NMUniontown Hospital
Acute Care Hospitals · Uniontown, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 51401 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
CARROLL, IA 51401
CARROLL, IA 51401
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 Diane Tran's NPI number?
The NPI number for Diane Tran is 1174784482. It was assigned to this individual provider in the NPPES registry on June 19, 2008.
Where is Diane Tran located?
Diane Tran practices at 311 S Clark St Suite 285, Carroll, IA 51401. The listed phone number is (712) 792-2093.
What is Diane Tran's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is Diane Tran enrolled in Medicare?
Yes. Diane Tran 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 Diane Tran's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diane Tran reassigns Medicare benefits to 6 organizations: Sanford Health Network (Vermillion, SD), Black River Health Inc (Black River Falls, WI), Tomah Memorial Hospital Inc (Tomah, WI), Fayette Physician Network Inc (Grindstone, PA), Dhhs, Phs, Naihs, Gallup Indian Medical Center (Tohatchi, NM) and 1 more organization, listed in the Medicare section above. 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 Diane Tran's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Diane Tran accept?
Health plans from Blue Cross Blue Shield of North Dakota, CareSource, Quartz, Sanford Health Plan and Security Health Plan and 1 other insurer list Diane Tran 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 Diane Tran affiliated with any hospitals?
According to CMS data, Diane Tran is affiliated with Gallup Indian Medical Center and Uniontown Hospital.
When was this NPI record last updated?
The NPPES record for Diane Tran was last updated on November 6, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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. Diane Thi Tran, MD · NPI 1174784482
Orthopaedic Surgery physician in Carroll, Iowa. Individual provider, active in the CMS NPPES registry since June 19, 2008.
## Identity
- **NPI:** 1174784482 (Entity type: Individual)
- **Enumerated:** June 19, 2008
- **Primary specialty:** Orthopaedic Surgery · taxonomy 207X00000X
- **State license:** 42854 (Iowa)
- **Sole proprietor:** No
## Practice location
- **Address:** 311 S CLARK ST, SUITE 285, Carroll, IA 51401-3038
- **Phone:** (712) 792-2093 · **Fax:** (712) 792-2096
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Sanford Health Network (NPI 1013921733, Vermillion, SD); Black River Health Inc (NPI 1003914011, Black River Falls, WI); Tomah Memorial Hospital Inc (NPI 1184765240, Tomah, WI); Fayette Physician Network Inc (NPI 1710389994, Grindstone, PA); Dhhs, Phs, Naihs, Gallup Indian Medical Center (NPI 1902875594, Tohatchi, NM); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Iowa, Rj & L Carver College Of Medicine, class of 2008
## Record status
- **NPPES last updated:** November 6, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1174784482) · Data from the CMS NPPES public registry.