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Active NPI 1366857336 Individual Practitioner Male Practitioner

Dr. John Mark Mclain , MD

Surgery • New Braunfels, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. John Mclain, MD is a certified Surgery practicing in New Braunfels, TX. With approximately 12 years of clinical experience since graduating from Wright State University Boonshoft School Of Medicine in 2014, Dr. Mclain delivers high-quality medical care to the local community at 545 CREEKSIDE XING STE 222.

Dr. Mclain is affiliated with Christus Trinity Clinic and accepts Medicare assignment.

Frequently performed procedures and clinical services include new patient outpatient office visit, established patient outpatient office visit, initial hospital care with straightforward or low-level medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

545 Creekside Xing Ste 222

New Braunfels, TX 781304565

Telephone 8303103491
Fax 8303103506
Associated Practice Facility / Clinic
🏢 Bhs Physician's Network Inc Facility NPI 1013313394

Medicare Profile & Education

Medical School

Wright State University Boonshoft School Of Medicine

Graduation Year

2014

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in New Braunfels, TX

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
12 Yrs -17.1 yrs vs City Avg
City Avg: 29.1 Yrs
State Avg: 25.2 Yrs
Regional Practice Density
13 Specialists

Practicing in New Braunfels, TX (2342 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
63.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Mclain (12 Years) 12 Yrs
New Braunfels Specialty Average (29.1 Years) 29.1 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
48 48 $456.00 $159.01
99213 Established patient office or other outpatient visit, typically 15 minutes
35 28 $202.00 $84.34
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes
31 30 $380.00 $124.63
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
20 17 $298.00 $120.37

Medical Specialties & State Licenses

CMS Verified: 2026-04-22
Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License TX S5985

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Hospital & Practice Group Affiliations

Christus Trinity Clinic

105 Medical, Seguin, TX 781555392

Phone: 8306437900

Christus Trinity Clinic

600 N Union Ave, New Braunfels, TX 781304194

Phone: 8306435166

Christus Trinity Clinic

630 S Fleishel Ave, Tyler, TX 757012041

Phone: 9036065560

Christus Trinity Clinic

555 Creekside Xing, New Braunfels, TX 781302594

Phone: 8305006000

Christus Trinity Clinic

620 S Fleishel Ave, Tyler, TX 757012041

Phone: 9036064900

Secondary Practice Locations

105 Medical Ste 200

Seguin, TX 781555392

Phone: 5123536400

1924 Alcoa Hwy # U-11

Knoxville, TN 379201511

Phone: 8653059230

1305 Wonder World Dr Ste 300

San Marcos, TX 786667541

Phone: 5123536400

1659 Interstate 35 S Ste 105

New Braunfels, TX 781306826

Phone: 8306437900

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

1 Associated Practitioners
NPI 1265651897

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

9 Historical Events
📍
Updated Practice Location July 12, 2023

Registered at 545 CREEKSIDE XING STE 222, NEW BRAUNFELS, TX 781304565 (Tel: 8303103491)

📍
Updated Business Mailing Address July 12, 2023

Registered at 8711 VILLAGE DR STE 114, SAN ANTONIO, TX 782175419 (Tel: 2102972244)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 12, 2023

Surgery (License #S5985 in TX)

NPI Profile Active June 27, 2014

NPI status registered as active in NPPES database

📍
Updated Practice Location June 27, 2014

Registered at 1924 ALCOA HWY # U-11, KNOXVILLE, TN 379201511 (Tel: 8653059230)

📍
Updated Business Mailing Address June 27, 2014

Registered at 1924 ALCOA HWY # U-11, KNOXVILLE, TN 379201511 (Tel: 8653059230)

👤
Provider Name / Credentials Updated June 27, 2014

Recorded as JOHN MCLAIN, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 27, 2014

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration June 27, 2014

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1366857336
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 27, 2014
Last Update: April 22, 2026
Sole Proprietor: Yes

Mailing Address

8711 Village Dr Ste 114

San Antonio, TX 782175419

Phone: 2102972244

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.