JOAN THANH TRAN MD
NPI 1841810603
Family Medicine in Tucson, AZ
About Joan Thanh Tran Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOAN THANH TRAN MD (NPI 1841810603) is an individual family medicine provider in Tucson, Arizona, licensed in Arizona (68147) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS and is a graduate of University Of Washington School Of Medicine (2020).
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
Joan Thanh 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 Reassignment
Medicare enrollment records show Joan Tran reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Tucson, AZ 85745
- Reassigned Medicare billing, Arizona enrollment
- 464 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 2
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 85745 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.
TUCSON, AZ 85745
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 Tran's NPI number?
The NPI number for Joan Tran is 1841810603. It was assigned to this individual provider in the NPPES registry on April 22, 2020.
Where is Joan Tran located?
Joan Tran practices at 839 W Congress St, Tucson, AZ 85745. The listed phone number is (520) 670-3909.
What is Joan Tran's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Joan Tran enrolled in Medicare?
Yes. Joan 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 organization bills Medicare for Joan Tran's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joan Tran reassigns Medicare benefits to El Rio Santa Cruz Neighborhood Health Center, Inc (Tucson, AZ). 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 Joan Tran's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Joan Tran accept?
Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Antidote Health Plan of Arizona, Inc., Blue Cross Blue Shield of Arizona and Imperial Insurance Companies, Inc. and 2 other insurers list Joan 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.
When was this NPI record last updated?
The NPPES record for Joan Tran was last updated on February 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 months 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 Thanh Tran, MD · NPI 1841810603
Family Medicine physician in Tucson, Arizona. Individual provider, active in the CMS NPPES registry since April 22, 2020.
## Identity
- **NPI:** 1841810603 (Entity type: Individual)
- **Enumerated:** April 22, 2020
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 68147 (Arizona)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 839 W CONGRESS ST, Tucson, AZ 85745-2819
- **Phone:** (520) 670-3909 · **Fax:** (520) 309-2560
## 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:** El Rio Santa Cruz Neighborhood Health Center, Inc (NPI 1487602736, Tucson, AZ), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Washington School Of Medicine, class of 2020
## Record status
- **NPPES last updated:** February 10, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1841810603) · Data from the CMS NPPES public registry.