DR. TUNG NGUYEN DO
NPI 1073833521
Emergency Medicine in Bar Harbor, ME
About Dr. Tung Nguyen Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. TUNG NGUYEN DO (NPI 1073833521) is an individual emergency medicine provider in Bar Harbor, Maine, licensed in Pennsylvania (OT013544) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS, is affiliated with Cary Medical Center, and maintains a secondary practice location in Mc Connellsburg.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 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 and accepts Medicare assignment
Dr. Tung Nguyen Do 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
13Medicare enrollment records show Tung Nguyen reassigns Medicare billing to 13 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bar Harbor, ME 04609
- Reassigned Medicare billing, Maine enrollment
- 87 clinicians in this Medicare group
Ellsworth, ME 04605
- Reassigned Medicare billing, Maine enrollment
- 167 clinicians in this Medicare group
Bangor, ME 04401
- Reassigned Medicare billing, Maine enrollment
- 788 clinicians in this Medicare group
Machias, ME 04654
- Reassigned Medicare billing, Maine enrollment
- Also billed through NPI 1528087004 (Maine)
- 120 clinicians in this Medicare group
Biddeford, ME 04005
- Reassigned Medicare billing, Maine enrollment
- Medicare enrollment name: Southern Maine Health Care
- 253 clinicians in this Medicare group
Caribou, ME 04736
- Reassigned Medicare billing, Maine enrollment
- 110 clinicians in this Medicare group
Du Bois, PA 15801
- Reassigned Medicare billing, Pennsylvania enrollment
- 168 clinicians in this Medicare group
Altoona, PA 16601
- Reassigned Medicare billing, Pennsylvania enrollment
- 291 clinicians in this Medicare group
Mc Connellsburg, PA 17233
- Reassigned Medicare billing, Pennsylvania enrollment
- 80 clinicians in this Medicare group
Tyler, TX 75702
- Reassigned Medicare billing, Texas enrollment
- 2,745 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 4
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Cary Medical Center
Acute Care Hospitals · Caribou, MEMount Desert Island Hospital
Critical Access Hospitals · Bar Harbor, MEDown East Community Hospital
Critical Access Hospitals · Machias, MEFulton County Medical Center
Critical Access Hospitals · Mcconnellsburg, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 04609 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 3
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.
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 Tung Nguyen's NPI number?
The NPI number for Tung Nguyen is 1073833521. It was assigned to this individual provider in the NPPES registry on June 7, 2010.
Where is Tung Nguyen located?
Tung Nguyen practices at 10 Wayman Ln, Bar Harbor, ME 04609. The listed phone number is (207) 288-5081.
What is Tung Nguyen's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Tung Nguyen enrolled in Medicare?
Yes. Tung Nguyen 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 Tung Nguyen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tung Nguyen reassigns Medicare benefits to 13 organizations: Mount Desert Island Hospital (Bar Harbor, ME), Emergency Medicine Services Of Maine, LLC (Ellsworth, ME), Eastern Maine Medical Center (Bangor, ME), Down East Community Hospital (Machias, ME), Webber Hospital Association (Biddeford, ME) and 8 more organizations, 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 Tung Nguyen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Tung Nguyen accept?
Health plans from Blue Cross Blue Shield of Arizona and Taro Health list Tung Nguyen 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 Tung Nguyen affiliated with any hospitals?
According to CMS data, Tung Nguyen is affiliated with Cary Medical Center, Mount Desert Island Hospital, Down East Community Hospital and Fulton County Medical Center.
When was this NPI record last updated?
The NPPES record for Tung Nguyen was last updated on August 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Dr. Tung Nguyen, DO · NPI 1073833521
Emergency Medicine physician in Bar Harbor, Maine. Individual provider, active in the CMS NPPES registry since June 7, 2010.
## Identity
- **NPI:** 1073833521 (Entity type: Individual)
- **Enumerated:** June 7, 2010
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** OT013544 (Pennsylvania)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 10 WAYMAN LN, Bar Harbor, ME 04609-1625
- **Phone:** (207) 288-5081
## 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:** 13 organizations under Medicare reassignment (form CMS-855R): Mount Desert Island Hospital (NPI 1790764512, Bar Harbor, ME); Emergency Medicine Services Of Maine, LLC (NPI 1578032058, Ellsworth, ME); Eastern Maine Medical Center (NPI 1790789147, Bangor, ME); Down East Community Hospital (NPI 1689670242, Machias, ME); Webber Hospital Association (NPI 1942403266, Biddeford, ME); and 8 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** August 22, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1073833521) · Data from the CMS NPPES public registry.