Provider detail
Dr. John Chang Luk
Pediatrics • M.D. • Verified provider
- NPI
- 1154360790
- Location
- Austin • TX • 78701-1954
- Status
- Active
- Primary taxonomy
- Pediatrics
- Enumeration date
- Jun 6, 2006
- Last updated
- Jul 13, 2026
Coverage guidance
Medicare enrollment signalCMS Medicare enrollment data shows this NPI has current Medicare-related enrollment signals. This does not guarantee the provider accepts your plan, is in network, accepts new patients, or offers a specific price.
Verified CMS NPI provider record • Medicare Part B enrollment signal • Durable medical equipment ordering/referring signal • Home health ordering/referring signal • Power mobility device ordering/referring signal • Hospice ordering/referring signal
- Do you accept Original Medicare, Medicare Advantage, Medicaid, or my specific plan?
- Are you in-network for my plan name and member ID?
- What would my estimated cost be before insurance?
Strong data confidence
Source: CMS NPI Registry • Updated 2026-07-13
Contact quality signals
Call readiness
Be ready before you call.
Use this checklist to confirm access, cost, and appointment details. Public data can be incomplete, so call before you go.
Call script
Hi, I found Dr. John Chang Luk on Clerava and I’m calling to confirm details before I come in. Are you accepting new patients right now? Do you offer the service I need? Do you accept my insurance, Medicare, Medicaid, or self-pay? Are you in-network for my specific plan? What should I bring to the first visit?
Have ready
- Insurance card, Medicare/Medicaid ID, or self-pay question
- Reason for visit and symptoms or care need
- Current medications and allergies
- Referral, prior authorization, or records if required
- Preferred appointment times and transportation needs
Data check
- Phone
- 409-772-2222
- Location
- Austin • TX • 78701-1954
Appointment readiness assistant
Track your next step for Dr. John Chang Luk. This stays on this device and is not sent to Clerava.
Not saved yet
Reminders are shown on My journey. Browser notifications are not enabled yet.
Practice contact
Use these registry details to call ahead, confirm location, and make sure this practice still offers the service you need.
- Practice address
- 313 E 12TH St, STE. 104, Austin • TX • 78701-1954
- Practice phone
- 409-772-2222
- Practice fax
- 409-772-0885
- Mailing address
- 301 University Blvd, Provider Enrollment RT. 1022, Galveston • TX • 77555-5302
CMS NPI details
These fields come from the public CMS NPI Registry and reflect what the provider reported to NPPES. They can be useful, but they may not always be fully up to date.
- NPI type
- Individual provider (Type 1)
- Gender
- Male
- Taxonomy code
- 208000000X
- License
- L2434
About this specialty
Pediatrics
Pediatrics focuses on the health of infants, children, and teens.
Good for well-child visits, vaccinations, and common childhood concerns.
- Bring growth, school, or vaccination questions.
- Ask about developmental milestones.
- Seek emergency care for trouble breathing or severe dehydration.
Questions to ask before you go
- Are you accepting new patients right now?
- Do you handle the service or concern I searched for?
- What should I bring to the first visit?
- Do you provide well-child visits, vaccines, or school forms?
Nearby clinics