Dr. Oswald A. Williams
- Gender: Male
- Experience: 32 years
- Sole propriator: Yes
- NPI: 1760449185
Dr. Oswald A. Williams MD
Internist
He is located at 1615 Pasadena Avenue South Suite 250 in South Pasadena, FL 33707. Can help patients with the following: Acute Pain, Common Cold, Cystitis, Hyponatremia, Influenza, Migraine. His National Provider Identifier (NPI) number is 1760449185. Appointment can be made via the phone number (727) 527-6200. He is affiliated with 1 practices.
Conditions treated
Dr. Oswald Anthony 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. Oswald A. 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. Oswald A. Williams
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Oswald A. Williams as in-network for the following 2026 plans.
Health plans
AvMed
Network data as of Aug 31, 2026, as reported by the insurer.
Show all 14 plans from AvMed
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| AvMed Entrust Bronze 600 (2026) (5 plan variants) | HMO · Expanded Bronze | Preferred | Accepting new patients |
| AvMed Entrust Bronze 650 (2026) (5 plan variants) | HMO · Expanded Bronze | Preferred | Accepting new patients |
| AvMed Entrust Expanded Bronze Standard (2026) (5 plan variants) | HMO · Expanded Bronze | Preferred | Accepting new patients |
| AvMed Entrust Gold 125 (2026) (5 plan variants) | HMO · Gold | Preferred | Accepting new patients |
| AvMed Entrust Gold 125 Dental+Vision (2026) (5 plan variants) | HMO · Gold | Preferred | Accepting new patients |
| AvMed Entrust Gold Standard (2026) (5 plan variants) | HMO · Gold | Preferred | Accepting new patients |
| AvMed Entrust Platinum 25 (2026) (3 plan variants) | HMO · Platinum | Preferred | Accepting new patients |
| AvMed Entrust Platinum 25 Dental+Vision (2026) (3 plan variants) | HMO · Platinum | Preferred | Accepting new patients |
| AvMed Entrust Platinum Standard (2026) (3 plan variants) | HMO · Platinum | Preferred | Accepting new patients |
| AvMed Entrust Silver 350 (2026) (5 plan variants) | HMO · Silver | Preferred | Accepting new patients |
| AvMed Entrust Silver 350 Dental+Vision (2026) (5 plan variants) | HMO · Silver | Preferred | Accepting new patients |
| AvMed Entrust Silver 550 (2026) (5 plan variants) | HMO · Silver | Preferred | Accepting new patients |
| AvMed Entrust Silver 550 Dental+Vision (2026) (5 plan variants) | HMO · Silver | Preferred | Accepting new patients |
| AvMed Entrust Silver Standard (2026) (5 plan variants) | HMO · Silver | Preferred | Accepting new patients |
UnitedHealthcare
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 17 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 Copay Focus+ $0 Indiv Med Ded ($0 Virtual Urgent Care, Dental + Vision) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Essential ($0 Virtual Urgent Care) | HMO · 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, $1 Tier 2 Rx) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Advantage+ ($0 Virtual Urgent Care, $1 Tier 2 Rx, Dental + Vision) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, $3 Tier 2 Rx) | 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 Standard+ (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, $5 Tier 2 Rx) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Value+ ($0 Virtual Urgent Care, $5 Tier 2 Rx, 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. Oswald A. 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. Oswald A. Williams is enrolled to bill Medicare as a Practitioner - Internal Medicine .
Bills through: Maturity Medical Of Pinellas Professional Association
Based on Medicare's public enrollment records as of Sep 29, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Orexo Us | $458 |
| AstraZeneca | $323 |
| Janssen | $206 |
Other
| Food and Beverage | $2270 |
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Questions & Answers
Where can you meet with Dr. Oswald Anthony Williams?
Dr. Oswald Anthony Williams's office is located at 1615 Pasadena Avenue South Suite 250 in South Pasadena, FL 33707.
Does Dr. Oswald Anthony Williams accept patients with UnitedHealthcare?
Yes, Dr. Oswald Anthony Williams is listed in-network for UnitedHealthcare through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
What conditions does Dr. Oswald Anthony Williams treat?
Dr. Oswald Anthony Williams provides treatment for Acute Pain, Common Cold, Cystitis, Hyponatremia, Influenza, Migraine. For the full list see this list.
Does Dr. Oswald Anthony Williams have affiliation with practices?
Dr. Oswald Anthony Williams is affiliated with Maturity Medical PA.