Dr. Billy Y. Lan
- Gender: Male
- Experience: 14 years
- Graduated from: Tufts University School Of Medicine
- Graduation year: 2007
- Sole propriator: No
- NPI: 1225233653
Dr. Billy Y. Lan M.D.
Surgeon
He is located at 2301 Erwin Road in Durham, NC 27705. Can help patients with the following: Gallstones, Heart Disease, Hernia, Inflammatory Bowel Disease (IBD), Sebaceous Cyst, Ulcerative Colitis. His National Provider Identifier (NPI) number is 1225233653. Appointment can be made via the phone number (919) 684-8111. He is affiliated with 2 practices and 2 hospitals.
Conditions treated
Dr. Billy Yu-Ang Lan, being an surgeon, 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. Billy Y. Lan.
- Achalasia
- Anal Fissure
- Appendicitis
- Boils
- Cancer
- Colon Cancer
- Crohn's Disease
- Cyst
- Diverticulosis
- Enlarged Spleen
- Esophageal Cancer
- Gallstones
- Gangrene
- Heart Disease
- Hemorrhoids
- Hernia
- Inflammatory Bowel Disease (IBD)
- Lymphedema
- Pancreatitis
- Peptic Ulcer
- Pilonidal Cyst
- Sebaceous Cyst
- Ulcerative Colitis
Procedures Performed by Dr. Billy Y. Lan
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Billy Y. Lan as in-network for the following 2026 plans.
Health plans
Ambetter of North Carolina
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 29 plans from Ambetter of North Carolina
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Clear Silver with $0 Insulin Options | HMO · Silver | Preferred | Accepting new patients |
| Complete Gold | HMO · Gold | Preferred | Accepting new patients |
| Complete Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Complete Gold with Atrium Health | HMO · Gold | Preferred | Accepting new patients |
| Complete Gold with Atrium Health + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Elite Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Elite Bronze + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Elite Bronze with Atrium Health | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Elite Bronze with Atrium Health + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Enhanced Asthma/COPD Care Silver with $0 Drug Options | HMO · Silver | Preferred | Accepting new patients |
| Enhanced Asthma/COPD Care Silver with $0 Drug Options + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients |
| Everyday Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Everyday Bronze + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Everyday Bronze with Atrium Health | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Everyday Bronze with Atrium Health + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Focused Silver with Atrium Health | HMO · Silver | Preferred | Accepting new patients |
| Focused Silver with Atrium Health + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients |
| Standard Expanded Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Expanded Bronze + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Expanded Bronze with Atrium Health | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Expanded Bronze with Atrium Health + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Gold | HMO · Gold | Preferred | Accepting new patients |
| Standard Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Standard Gold with Atrium Health | HMO · Gold | Preferred | Accepting new patients |
| Standard Gold with Atrium Health + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Standard Silver | HMO · Silver | Preferred | Accepting new patients |
| Standard Silver + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients |
| Standard Silver with Atrium Health | HMO · Silver | Preferred | Accepting new patients |
| Standard Silver with Atrium Health + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients |
Cigna Healthcare
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 17 plans from Cigna Healthcare
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Connect Bronze 5500 Indiv Med Deductible | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze 6500 Indiv Med Deductible | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze CMS Standard | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze RD 5000 Indiv Med Deductible | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze RD 6000 Indiv Med Deductible | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Bronze RD CMS Standard | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect Gold 1500 Indiv Med Deductible | HMO · Gold | Preferred | Accepting new patients |
| Connect Gold CMS Standard | HMO · Gold | Preferred | Accepting new patients |
| Connect Gold RD CMS Standard | HMO · Gold | Preferred | Accepting new patients |
| Connect myDiabetesCare Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Connect myDiabetesCare Silver | HMO · Silver | Preferred | Accepting new patients |
| Connect Silver 3600 Indiv Med Deductible | HMO · Silver | Preferred | Accepting new patients |
| Connect Silver 5000 Indiv Med Deductible | HMO · Silver | Preferred | Accepting new patients |
| Connect Silver CMS Standard | HMO · Silver | Preferred | Accepting new patients |
| Connect Silver RD 3500 Indiv Med Deductible | HMO · Silver | Preferred | Accepting new patients |
| Connect Silver RD 5000 Indiv Med Deductible | HMO · Silver | Preferred | Accepting new patients |
| Connect Silver RD CMS Standard | HMO · Silver | 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. Billy Y. Lan 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. Billy Y. Lan is enrolled to bill Medicare as a Practitioner - General Surgery .
Bills through: Duke Health Integrated Practice Inc
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.
Payments received
Drug payment
| Novadaq Technologies | $4585 |
| Medtronic | $1793 |
| Intuitive Surgical | $994 |
Other
| Travel and Lodging | $4982 |
| Food and Beverage | $3900 |
Studies
TUFTS UNIVERSITY SCHOOL OF MEDICINE
Graduated in 2007
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Questions & Answers
Has Dr. Billy Yu-Ang Lan affiliation with hospitals?
Dr. Billy Yu-Ang Lan is affiliated with DUKE UNIVERSITY HOSPITAL. For the full list of hospitals see this list.
Does Dr. Billy Yu-Ang Lan have affiliation with practices?
Dr. Billy Yu-Ang Lan is affiliated with Watters Surgical Associates. For the full list of practices see this list.
Does Dr. Billy Yu-Ang Lan accept patients with Cigna Healthcare?
Yes, Dr. Billy Yu-Ang Lan is listed in-network for Cigna Healthcare through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Where can you meet with Dr. Billy Yu-Ang Lan?
Dr. Billy Yu-Ang Lan's office is located at 2301 Erwin Road in Durham, NC 27705.
What conditions does Dr. Billy Yu-Ang Lan treat?
Dr. Billy Yu-Ang Lan provides treatment for Gallstones, Heart Disease, Hernia, Inflammatory Bowel Disease (IBD), Sebaceous Cyst, Ulcerative Colitis. For the full list see this list.