DR. JAMES STEPHEN ALLEY MD
NPI 1295780369
Internal Medicine in Knoxville, TN
About Dr. James Stephen Alley Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JAMES STEPHEN ALLEY MD (NPI 1295780369) is an individual internal medicine provider in Knoxville, Tennessee, licensed in Tennessee (MD14274) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Leconte Medical Center, and maintains a secondary practice location in Knoxville.
NPPES Registry Identity
Specialties & Licenses
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Secondary Practice Location 1
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. James Stephen Alley 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.
Areas of Expertise CMS Part B claims 20
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.
Leconte Medical Center
Acute Care Hospitals · Sevierville, TNPhysicians Regional Medical Center
Acute Care Hospitals · Powell, TNFort Sanders Regional Medical Center
Acute Care Hospitals · Knoxville, TNParkwest Medical Center
Acute Care Hospitals · Knoxville, TNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 37909 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.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 8
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 14
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
KNOXVILLE, TN 37909
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 Alley's NPI number?
The NPI number for James Alley is 1295780369. It was assigned to this individual provider in the NPPES registry on May 24, 2006.
Where is James Alley located?
James Alley practices at 6600 Nightingale Ln, Knoxville, TN 37909. The listed phone number is (865) 374-2164.
What is James Alley's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is James Alley enrolled in Medicare?
Yes. James Alley 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.
What insurance does James Alley accept?
Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Magnolia Health, Ambetter of Alabama and Ambetter of North Carolina and 2 other insurers list James Alley 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 Alley affiliated with any hospitals?
According to CMS data, James Alley is affiliated with Leconte Medical Center, Physicians Regional Medical Center, Fort Sanders Regional Medical Center and Parkwest Medical Center.
When was this NPI record last updated?
The NPPES record for James Alley was last updated on August 20, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.