Dr. Margaret Lang-Williams
- Gender: Female
- Experience: 37 years
- Graduated from: Tufts University School Of Medicine
- Graduation year: 1984
- Sole propriator: Yes
- NPI: 1255389847
Dr. Margaret Lang-Williams M.D.
Internist
She is located at 921 Gessner Road Floor 8 in Houston, TX 77024. Can help patients with the following: Asthma, Chronic Obstructive Pulmonary Disease (COPD), Diarrhea, Hyperlipidemia, Peptic Ulcer, Urethritis. Her National Provider Identifier (NPI) number is 1255389847. Appointment can be made via the phone number (281) 516-0212. She also has a website where you can get more information. The website can be found at http://tomballinternalmedicine.com. She is affiliated with 1 practices and 3 hospitals.
Conditions treated
Dr. Margaret Lang-Williams, being an internist, 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. Margaret Lang-Williams.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Asthma
- Atherosclerosis
- Bladder Control
- Chest Pain
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Constipation
- Cystitis
- Diarrhea
- Edema
- Fever
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Headache
- Heart Disease
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Influenza
- Inguinal Hernia
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Peptic Ulcer
- Prescription Refill
- Urethritis
- Urinary Tract Infection (UTI)
Procedures Performed by Dr. Margaret Lang-Williams
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Margaret Lang-Williams 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
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Blue Advantage Bronze HMO℠ 204 (27 plan variants) | HMO · Expanded Bronze | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Bronze HMO℠ 301 (14 plan variants) | HMO · Bronze | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Bronze HMO℠ Standard (27 plan variants) | HMO · Expanded Bronze | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Gold HMO℠ 206 (27 plan variants) | HMO · Gold | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Gold HMO℠ 603 (14 plan variants) | HMO · Gold | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Gold HMO℠ Standard (27 plan variants) | HMO · Gold | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Plus Bronze℠ 303 (27 plan variants) | POS · Expanded Bronze | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Plus Bronze℠ 305 (27 plan variants) | POS · Bronze | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Plus Bronze℠ Standard (27 plan variants) | POS · Expanded Bronze | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Plus Gold℠ 203 (27 plan variants) | POS · Gold | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Plus Gold℠ 803 (27 plan variants) | POS · Gold | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Plus Gold℠ Standard (27 plan variants) | POS · Gold | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Plus Silver℠ 202 (27 plan variants) | POS · Silver | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Plus Silver℠ 605 (27 plan variants) | POS · Silver | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Plus Silver℠ Standard (27 plan variants) | POS · Silver | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Security HMO℠ 200 (27 plan variants) | HMO · Catastrophic | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Silver HMO℠ 205 (27 plan variants) | HMO · Silver | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Silver HMO℠ 801 (14 plan variants) | HMO · Silver | Blue Advantage HMO | Not accepting new patients |
| Blue Advantage Silver HMO℠ Standard (27 plan variants) | HMO · Silver | Blue Advantage HMO | Not accepting new patients |
Community Health Choice
Network data as of Jan 28, 2026, as reported by the insurer.
Show all 18 plans from Community Health Choice
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Community Premier Bronze 003 (No deductible for PCP, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| Community Premier Bronze 003 (No deductible for PCP, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Community Premier Bronze 018 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| Community Premier Bronze 018 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Community Premier Gold 005 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Gold | Non Preferred | Accepting new patients |
| Community Premier Gold 005 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Gold | Preferred | Accepting new patients |
| Community Premier Gold 021 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Gold | Non Preferred | Accepting new patients |
| Community Premier Gold 021 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Gold | Preferred | Accepting new patients |
| Community Premier Silver 012 (No deductible for PCP, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Silver | Non Preferred | Accepting new patients |
| Community Premier Silver 012 (No deductible for PCP, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Silver | Preferred | Accepting new patients |
| Community Premier Silver 020 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Silver | Non Preferred | Accepting new patients |
| Community Premier Silver 020 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Silver | Preferred | Accepting new patients |
| Community Select Bronze 016 (No deductible for PCP, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| Community Select Bronze 016 (No deductible for PCP, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Community Select Gold 022 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) (2 plan variants) | HMO · Gold | Non Preferred | Accepting new patients |
| Community Select Gold 022 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) (2 plan variants) | HMO · Gold | Preferred | Accepting new patients |
| Community Select Silver 019 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) (2 plan variants) | HMO · Silver | Non Preferred | Accepting new patients |
| Community Select Silver 019 (No deductible for PCP, Specialist, Urgent Care & Generics, $0 PCP 24/7 Virtual Care Options) (2 plan variants) | HMO · Silver | Preferred | Accepting new patients |
Oscar Insurance Company
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 11 plans from Oscar Insurance Company
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Gold Classic Guided Care (8 plan variants) | HMO · Gold | Preferred | Accepting new patients |
| Gold Classic Standard Guided Care (8 plan variants) | HMO · Gold | Preferred | Accepting new patients |
| Gold Simple Diabetes Guided Care (8 plan variants) | HMO · Gold | Preferred | Accepting new patients |
| Gold Simple Guided Care (8 plan variants) | HMO · Gold | Preferred | Accepting new patients |
| Silver Classic Standard Guided Care (8 plan variants) | HMO · Silver | Preferred | Accepting new patients |
| Silver Simple Breathe Easy with Enhanced COPD Benefits Guided Care (8 plan variants) | HMO · Silver | Preferred | Accepting new patients |
| Silver Simple Chronic Care CKM Guided Care (8 plan variants) | HMO · Silver | Preferred | Accepting new patients |
| Silver Simple Diabetes Guided Care (8 plan variants) | HMO · Silver | Preferred | Accepting new patients |
| Silver Simple Guided Care (8 plan variants) | HMO · Silver | Preferred | Accepting new patients |
| Silver Simple PCP Saver Guided Care (8 plan variants) | HMO · Silver | Preferred | Accepting new patients |
| Silver Simple Women's Health with Menopause Benefits Guided Care (8 plan variants) | HMO · Silver | Preferred | Accepting new patients |
UnitedHealthcare
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 14 plans from UnitedHealthcare
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| UHC Bronze Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Essential ($0 Virtual Urgent Care) | HMO · Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Standard | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Standard+ (Dental + Vision) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Gold Advantage ($0 Virtual Urgent Care, $8 Tier 2 Rx) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Advantage+ ($0 Virtual Urgent Care, $8 Tier 2 Rx, Dental + Vision) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, $8 Tier 2 Rx) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Copay Focus+ $0 Indiv Med Ded ($0 Virtual Urgent Care, $8 Tier 2 Rx, Dental + Vision) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Standard | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Silver Advantage ($0 Virtual Urgent Care, $5 Tier 2 Rx) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Advantage+ ($0 Virtual Urgent Care, $5 Tier 2 Rx, Dental + Vision) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Standard | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Value ($0 Virtual Urgent Care) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Value+ ($0 Virtual Urgent Care, Dental + Vision) | HMO · Silver | Non 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. Margaret Lang-Williams 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. Margaret Lang-Williams is enrolled to bill Medicare as a Practitioner - Internal Medicine (also registered under: Practitioner - Family Practice, Practitioner - Hospitalist) .
Bills through: Memorial Hermann Medical Group
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
| Amgen | $684 |
| Lilly | $597 |
| Novo Nordisk | $406 |
Other
| Food and Beverage | $4623 |
Studies
TUFTS UNIVERSITY SCHOOL OF MEDICINE
Graduated in 1984Other ways to reach out
- Website: http://tomballinternalmedicine.com
Affiliated hospitals
Looking for more Internists?
Out of the 105 internists in this region, here are 10 randomly selected ones for you to explore.
- Gender: Male
- Address: Suite 188 902 Frostwood Drive Houston, 77024, TX
- Gender: Male
- Address: Suite 900 915 Gessner Road Houston, 77024, TX
- Gender: Female
- Address: Suite 100 915 Gessner Road Houston, 77024, TX
- Gender: Female
- Address: Suite 130 4545 Post Oak Place Drive Houston, 77027, TX
- Gender: Male
- Address: Suite 200 9055 Katy Freeway Houston, 77024, TX
- Gender: Male
- Address: Suite 262 902 Frostwood Drive Houston, 77024, TX
- Gender: Male
- Address: 2130 West Holcombe Boulevard Floor 10 Houston, 77030, TX
- Gender: Male
- Address: Suite 276 7026 Old Katy Road Houston, 77024, TX
- Gender: Male
- Address: Suite 550 925 Gessner Road Houston, 77024, TX
- Gender: Male
- Address: Suite 630 925 Gessner Road Houston, 77024, TX
Questions & Answers
Has Dr. Margaret Lang-Williams affiliation with hospitals?
Dr. Margaret Lang-Williams is affiliated with MEMORIAL HERMANN HOSPITAL SYSTEM. For the full list of hospitals see this list.
Does Dr. Margaret Lang-Williams have affiliation with practices?
Dr. Margaret Lang-Williams is affiliated with Tomball Regional Internal Medicine Associates.
Does Dr. Margaret Lang-Williams accept patients with Blue Cross and Blue Shield of Texas?
Yes, Dr. Margaret Lang-Williams is listed in-network for Blue Cross and Blue Shield of Texas through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
What conditions does Dr. Margaret Lang-Williams treat?
Dr. Margaret Lang-Williams provides treatment for Asthma, Chronic Obstructive Pulmonary Disease (COPD), Diarrhea, Hyperlipidemia, Peptic Ulcer, Urethritis. For the full list see this list.
Where can you meet with Dr. Margaret Lang-Williams?
Dr. Margaret Lang-Williams's office is located at 921 Gessner Road Floor 8 in Houston, TX 77024.