DR. JAMES ZHENG YU MD
NPI 1437191590
Internal Medicine in Morristown, TN
About Dr. James Zheng Yu Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JAMES ZHENG YU MD (NPI 1437191590) is an individual internal medicine provider in Morristown, Tennessee, licensed in Tennessee (37055) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Tristar Greenview Regional Hospital, and is a graduate of Memorial Un Of Newfoundland, Faculty Of Medicine (1999).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 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. James Zheng Yu 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
10Medicare enrollment records show James Yu reassigns Medicare billing to 10 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Newport, TN 37821
- Reassigned Medicare billing, Tennessee enrollment
- 664 clinicians in this Medicare group
Maryville, TN 37804
- Reassigned Medicare billing, Tennessee enrollment
- 390 clinicians in this Medicare group
Johnson City, TN 37604
- Reassigned Medicare billing, Tennessee enrollment
- 284 clinicians in this Medicare group
Norton, VA 24273
- Reassigned Medicare billing, Virginia enrollment
- 207 clinicians in this Medicare group
Hazard, KY 41701
- Reassigned Medicare billing, Kentucky enrollment
- 153 clinicians in this Medicare group
Prestonsburg, KY 41653
- Reassigned Medicare billing, Kentucky enrollment
- 57 clinicians in this Medicare group
Maysville, KY 41056
- Reassigned Medicare billing, Tennessee enrollment
- 1,071 clinicians in this Medicare group
Bowling Green, KY 42104
- Reassigned Medicare billing, Kentucky enrollment
- 103 clinicians in this Medicare group
Nashville, TN 37203
- Reassigned Medicare billing, Tennessee enrollment
- 414 clinicians in this Medicare group
San Antonio, TX 78229
- Reassigned Medicare billing, Texas enrollment
- 1,452 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.
Tristar Greenview Regional Hospital
Acute Care Hospitals · Bowling Green, KYTristar Horizon Medical Center
Acute Care Hospitals · Dickson, TNTristar Hendersonville Medical Center
Acute Care Hospitals · Hendersonville, TNLonesome Pine Hospital
Acute Care Hospitals · Big Stone Gap, VAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 37814 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.
MORRISTOWN, TN 37814
MORRISTOWN, TN 37814
MORRISTOWN, TN 37814
MORRISTOWN, TN 37814
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 Yu's NPI number?
The NPI number for James Yu is 1437191590. It was assigned to this individual provider in the NPPES registry on June 12, 2006.
Where is James Yu located?
James Yu practices at 908 W 4th North St, Morristown, TN 37814. The listed phone number is (423) 586-4231.
What is James Yu's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is James Yu enrolled in Medicare?
Yes. James Yu 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 Yu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Yu reassigns Medicare benefits to 10 organizations: Emergency Coverage, LLC (Newport, TN), App Of Tennessee Ed, PLLC (Maryville, TN), Tri-Cities Regional Emergency Physicians, PC (Johnson City, TN), Western Virginia Regional Emergency Physicians, LLC (Norton, VA), Southern Medical Partners, LLC (Hazard, KY) and 5 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 James Yu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does James Yu accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee and 3 other insurers list James Yu 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 Yu affiliated with any hospitals?
According to CMS data, James Yu is affiliated with Tristar Greenview Regional Hospital, Tristar Horizon Medical Center, Tristar Hendersonville Medical Center and Lonesome Pine Hospital.
When was this NPI record last updated?
The NPPES record for James Yu was last updated on February 28, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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. James Zheng Yu, MD · NPI 1437191590
Internal Medicine physician in Morristown, Tennessee. Individual provider, active in the CMS NPPES registry since June 12, 2006.
## Identity
- **NPI:** 1437191590 (Entity type: Individual)
- **Enumerated:** June 12, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 37055 (Tennessee)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 908 W 4TH NORTH ST, Morristown, TN 37814-3894
- **Phone:** (423) 586-4231 · **Fax:** (865) 291-3228
## 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:** 10 organizations under Medicare reassignment (form CMS-855R): Emergency Coverage, LLC (NPI 1427005008, Newport, TN); App Of Tennessee Ed, PLLC (NPI 1003230236, Maryville, TN); Tri-Cities Regional Emergency Physicians, PC (NPI 1063950046, Johnson City, TN); Western Virginia Regional Emergency Physicians, LLC (NPI 1386183028, Norton, VA); Southern Medical Partners, LLC (NPI 1538109962, Hazard, KY); and 5 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Memorial Un Of Newfoundland, Faculty Of Medicine, class of 1999
## Record status
- **NPPES last updated:** February 28, 2022
- **Other identifiers:** Medicaid 3883543 (TN)
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Source: [NPI Profile](https://npiprofile.com/npi/1437191590) · Data from the CMS NPPES public registry.