Dr. Mark Buck
Last updated: Jun 22, 2026

Dr. Mark Buck

  • Gender: Male
  • Sole propriator: No
  • NPI: 1578085031

Dr. Mark Buck DO

Family Physician

He is located at 6710 Stewart Road Suite 100 in Galveston, TX 77551. Can help patients with the following: Abdominal Pain, Aging In Place, Chronic Obstructive Pulmonary Disease (COPD), General Care, Nausea and Vomiting, Osteoarthritis (OA). His National Provider Identifier (NPI) number is 1578085031. Appointment can be made via the phone number (409) 744-4030. He is affiliated with 1 practices.

Conditions treated

Dr. Mark Buck, being an family physician, 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 Buck.

  • Abdominal Pain
  • Aging In Place
  • Anxiety
  • Arthritis
  • Asthma
  • Autism
  • Birth Control Counseling
  • Breastfeeding and Lactation
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Common Cold
  • Diabetes
  • Fever
  • General Care
  • Headache
  • Heart Disease
  • High Blood Pressure
  • Hyperlipidemia
  • Hypothyroidism
  • Infant Care
  • Influenza
  • Migraine
  • Mold Exposure
  • Nausea and Vomiting
  • Obesity
  • Osteoarthritis (OA)
  • Osteoporosis
  • Pregnancy
  • Prenatal Care
  • Prescription Refill
  • Thyroid Disease
  • Women's Health

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Mark Buck as in-network for the following 2026 plans.

Health plans

Blue Cross and Blue Shield of Texas

Network data as of Jun 7, 2026, as reported by the insurer.

Show all 19 plans from Blue Cross and Blue Shield of Texas
Blue Cross and Blue Shield of Texas plans
Plan Plan type Network tier New patients
Blue Advantage Bronze HMO℠ 204 (27 plan variants) HMO · Expanded Bronze Blue Advantage HMO Accepting new patients
Blue Advantage Bronze HMO℠ 301 (14 plan variants) HMO · Bronze Blue Advantage HMO Accepting new patients
Blue Advantage Bronze HMO℠ Standard (27 plan variants) HMO · Expanded Bronze Blue Advantage HMO Accepting new patients
Blue Advantage Gold HMO℠ 206 (27 plan variants) HMO · Gold Blue Advantage HMO Accepting new patients
Blue Advantage Gold HMO℠ 603 (14 plan variants) HMO · Gold Blue Advantage HMO Accepting new patients
Blue Advantage Gold HMO℠ Standard (27 plan variants) HMO · Gold Blue Advantage HMO Accepting new patients
Blue Advantage Plus Bronze℠ 303 (27 plan variants) POS · Expanded Bronze Blue Advantage HMO Accepting new patients
Blue Advantage Plus Bronze℠ 305 (27 plan variants) POS · Bronze Blue Advantage HMO Accepting new patients
Blue Advantage Plus Bronze℠ Standard (27 plan variants) POS · Expanded Bronze Blue Advantage HMO Accepting new patients
Blue Advantage Plus Gold℠ 203 (27 plan variants) POS · Gold Blue Advantage HMO Accepting new patients
Blue Advantage Plus Gold℠ 803 (27 plan variants) POS · Gold Blue Advantage HMO Accepting new patients
Blue Advantage Plus Gold℠ Standard (27 plan variants) POS · Gold Blue Advantage HMO Accepting new patients
Blue Advantage Plus Silver℠ 202 (27 plan variants) POS · Silver Blue Advantage HMO Accepting new patients
Blue Advantage Plus Silver℠ 605 (27 plan variants) POS · Silver Blue Advantage HMO Accepting new patients
Blue Advantage Plus Silver℠ Standard (27 plan variants) POS · Silver Blue Advantage HMO Accepting new patients
Blue Advantage Security HMO℠ 200 (27 plan variants) HMO · Catastrophic Blue Advantage HMO Accepting new patients
Blue Advantage Silver HMO℠ 205 (27 plan variants) HMO · Silver Blue Advantage HMO Accepting new patients
Blue Advantage Silver HMO℠ 801 (14 plan variants) HMO · Silver Blue Advantage HMO Accepting new patients
Blue Advantage Silver HMO℠ Standard (27 plan variants) HMO · Silver Blue Advantage HMO Accepting new patients

Oscar Insurance Company

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 12 plans from Oscar Insurance Company
Oscar Insurance Company plans
Plan Plan type Network tier New patients
Bronze Classic 4700 EPO · Expanded Bronze Preferred Accepting 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 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 EPO · Gold 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 PCP Saver EPO · Silver Preferred Accepting new patients

WellPoint

Network data as of Sep 10, 2026, as reported by the insurer.

Show all 21 plans from WellPoint
WellPoint plans
Plan Plan type Network tier New patients
Wellpoint Essential Bronze 4000 HSA (+ Incentives) HMO · Expanded Bronze Participating Accepting new patients
Wellpoint Essential Bronze 6000 ($0 Virtual PCP + $0 Select Drugs + Incentives) HMO · Expanded Bronze Participating Accepting new patients
Wellpoint Essential Bronze 6000 Adult Dental/Vision ($0 Virtual PCP+$0 Select Drugs) HMO · Expanded Bronze Participating Accepting new patients
Wellpoint Essential Bronze 7500 Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) HMO · Expanded Bronze Participating Accepting new patients
Wellpoint Essential Bronze POS 4500 ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Expanded Bronze Participating Accepting new patients
Wellpoint Essential Bronze POS 5500 ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Expanded Bronze Participating Accepting new patients
Wellpoint Essential Bronze POS 7500 Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Expanded Bronze Participating Accepting new patients
Wellpoint Essential Catastrophic (+ Incentives) HMO · Catastrophic Participating Accepting new patients
Wellpoint Essential Gold 1500 ($0 Virtual PCP + $0 Select Drugs + Incentives) HMO · Gold Participating Accepting new patients
Wellpoint Essential Gold 2000 Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) HMO · Gold Participating Accepting new patients
Wellpoint Essential Gold 800 ($0 Virtual PCP + $0 Select Drugs + Incentives) HMO · Gold Participating Accepting new patients
Wellpoint Essential Gold POS 1000 ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Gold Participating Accepting new patients
Wellpoint Essential Gold POS 2000 Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Gold Participating Accepting new patients
Wellpoint Essential Gold POS 700 ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Gold Participating Accepting new patients
Wellpoint Essential Silver 1850 ($0 Virtual PCP + $0 Select Drugs + Incentives) HMO · Silver Participating Accepting new patients
Wellpoint Essential Silver 3500 ($0 Virtual PCP + $0 Select Drugs + Incentives) HMO · Silver Participating Accepting new patients
Wellpoint Essential Silver 3500 Adult Dental/Vision ($0 Virtual PCP + $0 Select Drugs + Incentives) HMO · Silver Participating Accepting new patients
Wellpoint Essential Silver 6000 Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) HMO · Silver Participating Accepting new patients
Wellpoint Essential Silver POS 2500 ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Silver Participating Accepting new patients
Wellpoint Essential Silver POS 4000 ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Silver Participating Accepting new patients
Wellpoint Essential Silver POS 6000 Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Silver Participating 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 Buck is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.

Insurance information looks wrong? Let us know

Medicare Enrollment

Dr. Mark Buck is enrolled to bill Medicare as a Practitioner - Family Practice .

Bills through: Utmb Faculty Group Practice

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

Sanofi $47

Other

Food and Beverage $48

Affiliated practices

Communicare Health Centers
1102 Barclay Street
San Antonio, 78207 TX
(210) 434-2368

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Questions & Answers

What conditions does Dr. Mark Buck treat?

Dr. Mark Buck provides treatment for Abdominal Pain, Aging In Place, Chronic Obstructive Pulmonary Disease (COPD), General Care, Nausea and Vomiting, Osteoarthritis (OA). For the full list see this list.

Where can you meet with Dr. Mark Buck?

Dr. Mark Buck's office is located at 6710 Stewart Road Suite 100 in Galveston, TX 77551.

Does Dr. Mark Buck accept insurance?

Dr. Mark Buck is listed in-network for 52 ACA Marketplace (Obamacare/HealthCare.gov) plans from Blue Cross and Blue Shield of Texas, Oscar Insurance Company, WellPoint. See the Marketplace plans section for details.

Does Dr. Mark Buck have affiliation with practices?

Dr. Mark Buck is affiliated with Communicare Health Centers.