Dr. Mark A. Welch
- Gender: Male
- Experience: 44 years
- Sole propriator: No
- NPI: 1780600031
Dr. Mark A. Welch D.D.S.
Oral and Maxillofacial Surgeon
He is located at 200 Republic Avenue I in Lafayette, LA 70508. Can help patients with the following: Dentin Hypersensitivity, Laser, Pericoronitis, Sinus Tract, Teeth Straightening, Tongue Problems. His National Provider Identifier (NPI) number is 1780600031. Appointment can be made via the phone number (337) 988-1870. He is affiliated with 1 practices.
Conditions treated
Dr. Mark Alan Welch, being an oral and maxillofacial 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. Mark A. Welch.
- Bad Breath
- Bleeding Gums
- Cavities
- Cosmetic Dentistry
- Cracked Tooth
- Dental Bridges
- Dental Crowns and Caps
- Dental Emergency
- Dental Exam and Cleaning
- Dental Fillings and Repairs
- Dental Implants
- Dental Malocclusion
- Dentin Hypersensitivity
- Dentures
- General Oral Health
- Gum Disease / Gingivitis
- Invisalign
- Laser
- Oral Cancer Examination
- Oral Pain
- Pericoronitis
- Root Canal
- Root Canals
- Sinus Tract
- Teeth Grinding
- Teeth Sensitivity
- Teeth Straightening
- Teeth Whitening
- Temporomandibular Joint Syndrome (TMJ)
- Tongue Problems
- Tooth Extraction
- Traumatic Dental Injury
- Veneers
- Wisdom Teeth Removal
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Mark A. Welch as in-network for the following 2026 plans.
Health plans
HMO Louisiana
Network data as of Sep 8, 2026, as reported by the insurer.
Show all 40 plans from HMO Louisiana
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Blue Connect 80/60 $3200 with 2 $0 PCP Virtual Visits (L) | POS · Silver | Not Applicable | Accepting new patients |
| Blue Connect 80/60 $3200 with 2 $0 PCP Virtual Visits (N) | POS · Silver | Not Applicable | Accepting new patients |
| Blue Connect 80/60 $3200 with 2 $0 PCP Virtual Visits (S) | POS · Silver | Not Applicable | Accepting new patients |
| Blue Connect Copay (PCP) 50/50 $7500 Standardized (H) HSA Eligible | POS · Expanded Bronze | Not Applicable | Accepting new patients |
| Blue Connect Copay (PCP) 50/50 $7500 Standardized (L) HSA Eligible | POS · Expanded Bronze | Not Applicable | Accepting new patients |
| Blue Connect Copay (PCP) 50/50 $7500 Standardized (N) HSA Eligible | POS · Expanded Bronze | Not Applicable | Accepting new patients |
| Blue Connect Copay (PCP) 50/50 $7500 Standardized (S) HSA Eligible | POS · Expanded Bronze | Not Applicable | Accepting new patients |
| Blue Connect Copay (PCP) 60/40 $6000 Standardized (L) | POS · Silver | Not Applicable | Accepting new patients |
| Blue Connect Copay (PCP) 60/40 $6000 Standardized (N) | POS · Silver | Not Applicable | Accepting new patients |
| Blue Connect Copay (PCP) 60/40 $6000 Standardized (S) | POS · Silver | Not Applicable | Accepting new patients |
| Blue Connect Copay (PCP) 75/55 $2000 Standardized (H) | POS · Gold | Not Applicable | Accepting new patients |
| Blue Connect Copay (PCP) 75/55 $2000 Standardized (L) | POS · Gold | Not Applicable | Accepting new patients |
| Blue Connect Copay (PCP) 75/55 $2000 Standardized (N) | POS · Gold | Not Applicable | Accepting new patients |
| Blue Connect Copay (PCP) 75/55 $2000 Standardized (S) | POS · Gold | Not Applicable | Accepting new patients |
| Blue POS 60/40 $6500 with 2 $0 PCP Virtual Visits HSA Eligible | POS · Bronze | Not Applicable | Accepting new patients |
| Blue POS 80/60 $3200 with 2 $0 PCP Virtual Visits | POS · Silver | Not Applicable | Accepting new patients |
| Blue POS 90/70 $9900 with 2 $0 PCP Virtual Visits HSA Eligible | POS · Bronze | Not Applicable | Accepting new patients |
| Blue POS Copay (PCP) 50/50 $7500 Standardized HSA Eligible | POS · Expanded Bronze | Not Applicable | Accepting new patients |
| Blue POS Copay (PCP) 60/40 $6000 Standardized | POS · Silver | Not Applicable | Accepting new patients |
| Blue POS Copay (PCP) 75/55 $2000 Standardized | POS · Gold | Not Applicable | Accepting new patients |
| Blue POS Copay (PCP) 80/60 $1000 with 2 $0 PCP Virtual Visits | POS · Gold | Not Applicable | Accepting new patients |
| Community Blue 80/60 $3200 with 2 $0 PCP Virtual Visits | POS · Silver | Not Applicable | Accepting new patients |
| Community Blue 90/70 $9900 with 2 $0 PCP Virtual Visits HSA Eligible | POS · Bronze | Not Applicable | Accepting new patients |
| Community Blue Copay (PCP) 50/50 $7500 Standardized HSA Eligible | POS · Expanded Bronze | Not Applicable | Accepting new patients |
| Community Blue Copay (PCP) 60/40 $6000 Standardized | POS · Silver | Not Applicable | Accepting new patients |
| Community Blue Copay (PCP) 75/55 $2000 Standardized | POS · Gold | Not Applicable | Accepting new patients |
| Precision Blue 80/60 $3200 with 2 $0 PCP Virtual Visits (BR) | POS · Silver | Not Applicable | Accepting new patients |
| Precision Blue 80/60 $3200 with 2 $0 PCP Virtual Visits (M) | POS · Silver | Not Applicable | Accepting new patients |
| Precision Blue 90/70 $9900 with 2 $0 PCP Virtual Visits (M) HSA Eligible | POS · Bronze | Not Applicable | Accepting new patients |
| Precision Blue Copay (PCP) 50/50 $7500 Standardized (BR) HSA Eligible | POS · Expanded Bronze | Not Applicable | Accepting new patients |
| Precision Blue Copay (PCP) 50/50 $7500 Standardized (M) HSA Eligible | POS · Expanded Bronze | Not Applicable | Accepting new patients |
| Precision Blue Copay (PCP) 60/40 $6000 Standardized (BR) | POS · Silver | Not Applicable | Accepting new patients |
| Precision Blue Copay (PCP) 60/40 $6000 Standardized (M) | POS · Silver | Not Applicable | Accepting new patients |
| Precision Blue Copay (PCP) 75/55 $2000 Standardized (BR) | POS · Gold | Not Applicable | Accepting new patients |
| Precision Blue Copay (PCP) 75/55 $2000 Standardized (M) | POS · Gold | Not Applicable | Accepting new patients |
| Signature Blue 80/60 $3200 with 2 $0 PCP Virtual Visits | POS · Silver | Not Applicable | Accepting new patients |
| Signature Blue 90/70 $9900 with 2 $0 PCP Virtual Visits HSA Eligible | POS · Bronze | Not Applicable | Accepting new patients |
| Signature Blue Copay (PCP) 50/50 $7500 Standardized HSA Eligible | POS · Expanded Bronze | Not Applicable | Accepting new patients |
| Signature Blue Copay (PCP) 60/40 $6000 Standardized | POS · Silver | Not Applicable | Accepting new patients |
| Signature Blue Copay (PCP) 75/55 $2000 Standardized | POS · Gold | Not Applicable | 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. Mark A. Welch 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. Mark A. Welch is enrolled to bill Medicare as a Practitioner - Oral Surgery .
Bills through: Louisiana State University School Of Medicine In New Orleans Faculty G
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
| KLS Martin | $5219 |
| Stryker | $1137 |
| Zimmer Biomet | $356 |
Other
| Travel and Lodging | $3993 |
| Food and Beverage | $3150 |
Additional Specialities
- Dentist
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- Address: Suite I 200 Republic Avenue Lafayette, 70508, LA
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Questions & Answers
What conditions does Dr. Mark Alan Welch treat?
Dr. Mark Alan Welch provides treatment for Dentin Hypersensitivity, Laser, Pericoronitis, Sinus Tract, Teeth Straightening, Tongue Problems. For the full list see this list.
Does Dr. Mark Alan Welch accept patients with HMO Louisiana?
Yes, Dr. Mark Alan Welch is listed in-network for HMO Louisiana through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Where can you meet with Dr. Mark Alan Welch?
Dr. Mark Alan Welch's office is located at 200 Republic Avenue I in Lafayette, LA 70508.
Does Dr. Mark Alan Welch have affiliation with practices?
Dr. Mark Alan Welch is affiliated with University Medical Center at New Orleans.