Dr. David H. McMillen
- Gender: Male
- Experience: 22 years
- Graduated from: University Of Texas Medical School At Houston
- Graduation year: 1999
- Sole propriator: No
- NPI: 1275524936
Dr. David H. McMillen M.D.
Gastroenterologist
He is located at 222 22nd Avenue North in Nashville, TN 37203. Can help patients with the following: Celiac Disease, Childhood Obesity, Colonoscopy, Heartburn, Hepatitis C (HCV), Inflammatory Bowel Disease (IBD). His National Provider Identifier (NPI) number is 1275524936. Appointment can be made via the phone number (629) 255-2155. He also has a website where you can get more information. The website can be found at https://healthcare.ascension.org/doctors/1275524936/david-h-mcmillen-nashville-tn. He is affiliated with 2 practices.
Conditions treated
Dr. David H. McMillen, being an gastroenterologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. David H. McMillen.
- Abdominal Pain
- Anemia
- Ascites
- Autoimmune Hepatitis
- Bad Breath
- Barrett's Esophagus
- Bleeding Varices
- Blood in Stool
- Botulism
- Cancer
- Carcinoid Tumor
- Celiac Disease
- Childhood Obesity
- Cirrhosis
- Clostridium Difficile Colitis
- Colitis
- Colonoscopy
- Constipation
- Crohn's Disease
- Diarrhea
- Diverticulosis
- Eosinophilic Esophagitis
- Esophagitis
- Fatty Liver Disease
- Feeding and Swallowing
- Food Allergies
- Gallbladder Pain
- Gastric Bypass Surgery
- Gastritis
- Gastroesophageal Reflux Disease (GERD)
- Gastroparesis
- Heartburn
- Helicobacter Pylori Infection
- Hemorrhoids
- Hepatitis A (HAV)
- Hepatitis B (HBV)
- Hepatitis C (HCV)
- Indigestion
- Inflammatory Bowel Disease (IBD)
- Internal Bleeding
- Intussusception
- Irritable Bowel Syndrome (IBS)
- Lactose Intolerance
- Leaky Gut Syndrome
- Liver Disease
- Nausea and Vomiting
- Pancreas Divisum
- Pancreatic Cancer
- Pancreatic Cysts
- Pancreatitis
- Peptic Ulcer
- Portal Hypertension
- Primary Biliary Cirrhosis (PBC)
- Primary Sclerosing Cholangitis (PSC)
- Stomach Cancer
- Swallowing Disorders
- Ulcerative Colitis
Procedures Performed by Dr. David H. McMillen
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. David H. McMillen as in-network for the following 2026 plans.
Health plans
BlueCross BlueShield of Tennessee
Network data as of Aug 25, 2026, as reported by the insurer.
Show all 12 plans from BlueCross BlueShield of Tennessee
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| BlueCross B15E $0 virtual care from Teladoc Health® (8 plan variants) | EPO · Bronze | Blue Network E | Accepting new patients |
| BlueCross B16E $50 PCP Copay + $0 virtual care from Teladoc Health® (8 plan variants) | EPO · Expanded Bronze | Blue Network E | Accepting new patients |
| BlueCross B16S $50 PCP Copay + $0 virtual care from Teladoc Health® (8 plan variants) | EPO · Expanded Bronze | Blue Network S | Accepting new patients |
| BlueCross B17E $0 virtual care from Teladoc Health® + Adult Dental (8 plan variants) | EPO · Bronze | Blue Network E | Accepting new patients |
| BlueCross B19E $60 PCP Copay + $0 virtual care from Teladoc Health® (8 plan variants) | EPO · Expanded Bronze | Blue Network E | Accepting new patients |
| BlueCross G08E $30 PCP Copay + $0 virtual care from Teladoc Health ® (8 plan variants) | EPO · Gold | Blue Network E | Accepting new patients |
| BlueCross G08S $30 PCP Copay + $0 virtual care from Teladoc Health ® (8 plan variants) | EPO · Gold | Blue Network S | Accepting new patients |
| BlueCross S26E $40 PCP Copay + $0 virtual care from Teladoc Health® (8 plan variants) | EPO · Silver | Blue Network E | Accepting new patients |
| BlueCross S26S $40 PCP Copay + $0 virtual care from Teladoc Health® (8 plan variants) | EPO · Silver | Blue Network S | Accepting new patients |
| BlueCross S27E $60 PCP Copay + $0 virtual care from Teladoc Health® (8 plan variants) | EPO · Silver | Blue Network E | Accepting new patients |
| BlueCross S29E $60 PCP Copay + $0 virtual care from Teladoc Health® + Adult Dental (8 plan variants) | EPO · Silver | Blue Network E | Accepting new patients |
| BlueCross S34E $45 PCP Copay + $0 virtual care from Teladoc Health® (8 plan variants) | EPO · Silver | Blue Network E | Accepting new patients |
Oscar Insurance Company
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 15 plans from Oscar Insurance Company
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Bronze Classic Standard | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Elite + PCP Saver Plus | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Breathe Easy with Enhanced COPD Benefits | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Chronic Care CKM | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Diabetes | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Gold Classic Standard | EPO · Gold | Preferred | Accepting new patients |
| Gold Elite | EPO · Gold | Preferred | Accepting new patients |
| Silver Classic | EPO · Silver | Preferred | Accepting new patients |
| Silver Classic Standard | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Breathe Easy with Enhanced COPD Benefits | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Chronic Care CKM | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Diabetes | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple PCP Saver | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Women's Health with Menopause Benefits | EPO · Silver | Preferred | Accepting new patients |
UnitedHealthcare
Network data as of Sep 16, 2026, as reported by the insurer.
Show all 12 plans from UnitedHealthcare
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| UHC Bronze Copay Focus (Virtual Urgent Care, No Referrals) | EPO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Copay Focus + (Virtual Urgent Care, Dental + Vision, No Referrals) | EPO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Essential (No Referrals) | EPO · Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Standard (No Referrals) | EPO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Gold Advantage (Virtual Urgent Care, No Referrals) | EPO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Advantage + (Virtual Urgent Care, Dental + Vision, No Referrals) | EPO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Copay Focus (Virtual Urgent Care, No Referrals) | EPO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Standard (No Referrals) | EPO · Gold | Non Preferred | Accepting new patients |
| UHC Silver Advantage (Virtual Urgent Care, No Referrals) | EPO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Advantage + (Virtual Urgent Care, Dental + Vision, No Referrals) | EPO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Copay Focus (Virtual Urgent Care, No Referrals) | EPO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Standard (No Referrals) | EPO · Silver | Non Preferred | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. David H. McMillen is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. David H. McMillen is enrolled to bill Medicare as a Practitioner - Gastroenterology .
Bills through: Heritage Medical Associates Pc
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Studies
UNIVERSITY OF TEXAS MEDICAL SCHOOL AT HOUSTON
Graduated in 1999Other ways to reach out
- Website: https://healthcare.ascension.org/doctors/1275524936/david-h-mcmillen-nashville-tn
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- Address: 222 22nd Avenue North Nashville, 37203, TN
Questions & Answers
Where can you meet with Dr. David H. McMillen?
Dr. David H. McMillen's office is located at 222 22nd Avenue North in Nashville, TN 37203.
Does Dr. David H. McMillen have affiliation with practices?
Dr. David H. McMillen is affiliated with Summit Medical Associates. For the full list of practices see this list.
Does Dr. David H. McMillen accept insurance?
Dr. David H. McMillen is listed in-network for 39 ACA Marketplace (Obamacare/HealthCare.gov) plans from BlueCross BlueShield of Tennessee, Oscar Insurance Company, UnitedHealthcare. See the Marketplace plans section for details.
What conditions does Dr. David H. McMillen treat?
Dr. David H. McMillen provides treatment for Celiac Disease, Childhood Obesity, Colonoscopy, Heartburn, Hepatitis C (HCV), Inflammatory Bowel Disease (IBD). For the full list see this list.