Overview
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His top areas of expertise are Urea Cycle Disorders (UCD) and Gastrostomy.
Graduate Institution
Residency
Specialties
Licenses
Board Certifications
Fellowships
Hospital Affiliations
Languages Spoken
Gender
Awards
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- PPO
Locations
400 N State Of Franklin Rd, Rm 2746, Johnson City, TN 37604
Tennessee Cancer Specialists
. Dr. Tumkur is highly rated in 80 conditions, according to our data. His top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Acute Mountain Sickness, and Anemia.
FirstChoice Internal Medicine
. Dr. Proffitt is highly rated in 22 conditions, according to our data. Her top areas of expertise are Infant Hyperglycemia, Sitosterolemia, Vitamin B12 Deficiency Anemia, and Multiple Carboxylase Deficiency.
Johnson City Internal Medicine
. Dr. Williams is highly rated in 38 conditions, according to our data. His top areas of expertise are Sitosterolemia, Undifferentiated Connective Tissue Disease (UCTD), High Cholesterol, Gallbladder Removal, and Nephrectomy.
Frequently Asked Questions about Dr. Daniel F. Niendorff
How do I make an appointment with Dr. Daniel F. Niendorff?
You can book an appointment with Dr. Daniel F. Niendorff by calling their office at 423-431-2727. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. Daniel F. Niendorff a top-rated expert for Gastrostomy?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. Daniel F. Niendorff is classified as an Experienced expert for Gastrostomy, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. Daniel F. Niendorff specialize in?
While Dr. Daniel F. Niendorff is a Internal Medicine, they have specific expertise in Gastrostomy, Urea Cycle Disorders (UCD). MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Internal Medicine.
Does Dr. Daniel F. Niendorff accept my insurance?
Dr. Daniel F. Niendorff accepts most major insurance plans, including Cigna. We recommend calling the office directly at 423-431-2727 to verify that your specific plan is currently accepted before your visit.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Experienced
- GastrostomyDr. Niendorff isExperienced. Learn about Gastrostomy.
- Urea Cycle Disorders (UCD)Dr. Niendorff isExperienced. Learn about Urea Cycle Disorders (UCD).


