Dr. Diahann Marshall
- Gender: Female
- Sole propriator: Yes
- NPI: 1245694231
Dr. Diahann Marshall M.D.
Family Physician
She is located at 301 4th Street Suite A in Alexandria, LA 71301. Can help patients with the following: Autism, Chronic Obstructive Pulmonary Disease (COPD), Fever, Headache, Heart Disease, Hypothyroidism. Her National Provider Identifier (NPI) number is 1245694231. Appointment can be made via the phone number (318) 441-1041.
Conditions treated
Dr. Diahann Marshall, 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. Diahann Marshall.
- 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. Diahann Marshall as in-network for the following 2026 plans.
Health plans
Ambetter from Louisiana Healthcare Connections
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 16 plans from Ambetter from Louisiana Healthcare Connections
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Complete Gold | EPO · Gold | Preferred | Accepting new patients |
| Complete Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Elite Bronze | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Elite Bronze + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Elite Gold | EPO · Gold | Preferred | Accepting new patients |
| Elite Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Everyday Bronze | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Everyday Bronze + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Focused Silver | EPO · Silver | Preferred | Accepting new patients |
| Focused Silver + Vision + Adult Dental | EPO · Silver | Preferred | Accepting new patients |
| Standard Expanded Bronze | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Expanded Bronze + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Gold | EPO · Gold | Preferred | Accepting new patients |
| Standard Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Standard Silver | EPO · Silver | Preferred | Accepting new patients |
| Standard Silver + Vision + Adult Dental | EPO · 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. Diahann Marshall 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. Diahann Marshall is enrolled to bill Medicare as a Practitioner - Family 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
| Gilead Sciences | $11 |
Other
| Food and Beverage | $11 |
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Questions & Answers
Does Dr. Diahann Marshall accept patients with Ambetter from Louisiana Healthcare Connections?
Yes, Dr. Diahann Marshall is listed in-network for Ambetter from Louisiana Healthcare Connections through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Where can you meet with Dr. Diahann Marshall?
Dr. Diahann Marshall's office is located at 301 4th Street Suite A in Alexandria, LA 71301.
What conditions does Dr. Diahann Marshall treat?
Dr. Diahann Marshall provides treatment for Autism, Chronic Obstructive Pulmonary Disease (COPD), Fever, Headache, Heart Disease, Hypothyroidism. For the full list see this list.