Dr. Donald L. Williams
- Gender: Male
- Experience: 45 years
- Graduated from: University Of Florida College Of Medicine
- Graduation year: 1976
- Sole propriator: No
- NPI: 1326043266
Dr. Donald L. Williams M.D.
Internist
He is located at 1461 West Main Street Suite B in Whitewater, WI 53190. Can help patients with the following: Acute Pain, Bladder Control, Childhood Behavioral and Emotional Disorders, Developmental Delays, Inguinal Hernia, Wilson-Turner Syndrome. His National Provider Identifier (NPI) number is 1326043266. Appointment can be made via the phone number (262) 472-6839. He also has a website where you can get more information. The website can be found at https://www.forthealthcare.com/clinic/internal-medicine-pediatrics/. He is affiliated with 1 practices and 1 hospitals.
Conditions treated
Dr. Donald L. 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. Donald L. Williams.
- Abdominal Pain
- Acute Pain
- Allergic Reaction
- Anemia
- Anencephaly
- Arthritis
- Asthma
- Atherosclerosis
- Autism
- Bee and Wasp Stings
- Birth Defects
- Bladder Control
- Bronchitis
- Cerebral Palsy (CP)
- Chest Pain
- Childhood Behavioral and Emotional Disorders
- Childhood Obesity
- Cholecystitis
- Chronic Cough
- Chronic Obstructive Pulmonary Disease (COPD)
- Cleft Palate and Cleft Lip
- Colic
- Common Cold
- Constipation
- Croup
- Cystitis
- Developmental Delays
- Diarrhea
- Down Syndrome
- Dyslexia
- Eczema
- Edema
- Edwards Syndrome
- Enuresis
- Fetal Alcohol Syndrome (FAS)
- Fever
- Food Poisoning
- Fragile X Syndrome (FXS)
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Hay Fever
- Head Lice
- Headache
- Heart Disease
- Hiatal Hernia
- High Blood Pressure
- Hives
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Infant Care
- Influenza
- Inguinal Hernia
- Jaundice
- Kawasaki Disease
- Learning Disability
- Migraine
- Muscular Dystrophy
- Nausea and Vomiting
- Noonan Syndrome
- Obesity
- Osteoporosis
- Parenting
- Peptic Ulcer
- Pervasive Developmental Disorders (PDD)
- Phenylketonuria (PKU)
- Pinworm Infection
- Prescription Refill
- Reye Syndrome
- Rickets
- Sinusitis
- Skin Rash
- Sore Throat
- Speech Disorders
- Stuttering
- Sudden Infant Death Syndrome (SIDS)
- Tourette Syndrome
- Turner Syndrome
- Upper Respiratory Infection (URI)
- Urethritis
- Urinary Tract Infection (UTI)
- Williams Syndrome
- Wilson-Turner Syndrome
Procedures Performed by Dr. Donald L. Williams
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Donald L. Williams as in-network for the following 2026 plans.
Health plans
CareSource (Common Ground Healthcare)
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 18 plans from CareSource (Common Ground Healthcare)
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| CareSource (Common Ground Healthcare) Bronze $0 Ded / $2500 Rx Ded | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Bronze $0 Ded / $2500 Rx Ded - Vision Exam | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Bronze $9600 ($45 PCP Copay) | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Bronze $9600 ($45 PCP Copay) - Vision Exam | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Bronze Standard $7500 | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Bronze Standard $7500 - Vision Exam | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold $0 Ded | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold $0 Ded - Vision Exam | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold $3300 | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold $3300 - Vision Exam | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold Standard $2000 | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold Standard $2000 - Vision Exam | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver $4700 Ded / $5000 Rx Ded | EPO · Silver | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver $4700 Ded / $5000 Rx Ded - Vision Exam | EPO · Silver | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver $5000 Ded / $6000 Rx Ded | EPO · Silver | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver $5000 Ded / $6000 Rx Ded - Vision Exam | EPO · Silver | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver Standard $6000 | EPO · Silver | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver Standard $6000 - Vision Exam | EPO · Silver | Preferred | Accepting new patients |
Dean Health Plan
Network data as of Aug 13, 2026, as reported by the insurer.
Show all 9 plans from Dean Health Plan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Dean Bronze $0 Copay PCP Visits | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Dean Bronze Share | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Dean Expanded Bronze Standard | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Dean Gold HSA | HMO · Gold | Preferred | Accepting new patients |
| Dean Gold Share | HMO · Gold | Preferred | Accepting new patients |
| Dean Gold Standard | HMO · Gold | Preferred | Accepting new patients |
| Dean Silver $0 Copay PCP Visits | HMO · Silver | Preferred | Accepting new patients |
| Dean Silver Share | HMO · Silver | Preferred | Accepting new patients |
| Dean Silver Standard | HMO · Silver | Preferred | Accepting new patients |
Group Health Cooperative-SCW
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 9 plans from Group Health Cooperative-SCW
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Partners HMO Bronze 10600 Ded/10600 MOOP HSA | HMO · Bronze | Partners HMO | Accepting new patients |
| Partners HMO Bronze 6000 Ded/10600 MOOP HSA | HMO · Bronze | Partners HMO | Accepting new patients |
| Partners HMO Bronze 7500 Ded/10000 MOOP HSA | HMO · Expanded Bronze | Partners HMO | Accepting new patients |
| Partners HMO Gold 1500 Ded/8000 MOOP with Vision | HMO · Gold | Partners HMO | Accepting new patients |
| Partners HMO Gold 2000 Ded/8200 MOOP | HMO · Gold | Partners HMO | Accepting new patients |
| Partners HMO Gold 4000 Ded/4000 MOOP HSA | HMO · Gold | Partners HMO | Accepting new patients |
| Partners HMO Silver 5500 Ded/8500 MOOP with Vision | HMO · Silver | Partners HMO | Accepting new patients |
| Partners HMO Silver 5975 Ded/5975 MOOP HSA | HMO · Silver | Partners HMO | Accepting new patients |
| Partners HMO Silver 6000 Ded/8900 MOOP | HMO · Silver | Partners HMO | Accepting new patients |
Quartz
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 57 plans from Quartz
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| QUARTZ GUNDERSEN PERFORMANCE BRONZE $0 MEDICAL DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE BRONZE $10,150 DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE BRONZE (DENTAL & VISION) $0 MEDICAL DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE BRONZE (DENTAL & VISION) $10,150 DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE BRONZE (DENTAL & VISION) STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE BRONZE STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE CATASTROPHIC $10,600 DED | HMO · Catastrophic | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD $4,000 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD (DENTAL & VISION) $4,000 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD (DENTAL & VISION) STANDARD EASY PRICING | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD MAINTENANCE $700 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD MAINTENANCE (DENTAL & VISION) $700 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD STANDARD EASY PRICING | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER $8,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER $9,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER (DENTAL & VISION) $8,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER (DENTAL & VISION) $9,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER (DENTAL & VISION) STANDARD EASY PRICING | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER STANDARD EASY PRICING | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE $0 MEDICAL DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE $10,150 DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE (DENTAL & VISION) $0 MEDICAL DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE (DENTAL & VISION) $10,150 DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE (DENTAL & VISION) STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN CATASTROPHIC $10,600 DED | HMO · Catastrophic | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD $4,000 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD (DENTAL & VISION) $4,000 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD (DENTAL & VISION) STANDARD EASY PRICING | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD MAINTENANCE $700 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD MAINTENANCE (DENTAL & VISION) $700 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD STANDARD EASY PRICING | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER $8,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER $9,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER (DENTAL & VISION) $8,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER (DENTAL & VISION) $9,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER (DENTAL & VISION) STANDARD EASY PRICING | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER STANDARD EASY PRICING | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE $0 MEDICAL DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE $10,150 DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE (DENTAL & VISION) $0 MEDICAL DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE (DENTAL & VISION) $10,150 DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE (DENTAL & VISION) STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH CATASTROPHIC $10,600 DED | HMO · Catastrophic | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD $4,000 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD (DENTAL & VISION) $4,000 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD (DENTAL & VISION) STANDARD EASY PRICING | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD MAINTENANCE $700 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD MAINTENANCE (DENTAL & VISION) $700 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD STANDARD EASY PRICING | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER $8,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER $9,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER (DENTAL & VISION) $8,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER (DENTAL & VISION) $9,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER (DENTAL & VISION) STANDARD EASY PRICING | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER STANDARD EASY PRICING | HMO · Silver | 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. Donald L. 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. Donald L. Williams is enrolled to bill Medicare as a Practitioner - Pediatric Medicine (also registered under: Practitioner - Internal Medicine) .
Bills through: Fort Healthcare Inc
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
| Celgene | $59 |
| Novartis | $19 |
| Lundbeck | $13 |
Other
| Food and Beverage | $105 |
Studies
UNIVERSITY OF FLORIDA COLLEGE OF MEDICINE
Graduated in 1976Other ways to reach out
- Website: https://www.forthealthcare.com/clinic/internal-medicine-pediatrics/
Additional Specialities
- Pediatrician
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Questions & Answers
Where can you meet with Dr. Donald L. Williams?
Dr. Donald L. Williams's office is located at 1461 West Main Street Suite B in Whitewater, WI 53190.
What conditions does Dr. Donald L. Williams treat?
Dr. Donald L. Williams provides treatment for Acute Pain, Bladder Control, Childhood Behavioral and Emotional Disorders, Developmental Delays, Inguinal Hernia, Wilson-Turner Syndrome. For the full list see this list.
Has Dr. Donald L. Williams affiliation with hospitals?
Dr. Donald L. Williams is affiliated with FORT MEMORIAL HOSPITAL.
Does Dr. Donald L. Williams accept patients with Quartz?
Yes, Dr. Donald L. Williams is listed in-network for Quartz through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Does Dr. Donald L. Williams have affiliation with practices?
Dr. Donald L. Williams is affiliated with Fort Healthcare Internal Medicine & Pediatrics.