Katherine L. Castillo
- Gender: Female
- Experience: 11 years
- Graduation year: 2010
- Sole propriator: No
- NPI: 1598067746
Katherine L. Castillo MSN
Family Nurse Practitioner
She is located at 701 Superior Avenue Suite 3400 in Munster, IN 46321. Can help patients with the following: Anxiety, Arthritis, Fever, High Cholesterol, Influenza, Women's Health. Her National Provider Identifier (NPI) number is 1598067746. Appointment can be made via the phone number (219) 934-9818. She is affiliated with 1 practices and 2 hospitals.
Conditions treated
Katherine Lynn Castillo, being an family nurse practitioner, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Katherine L. Castillo.
- Acne
- Allergies
- Anxiety
- Arthritis
- Asthma
- Attention-Deficit/Hyperactivity Disorder (ADHD)
- Child or Adolescent
- Common Cold
- Depression
- Diabetes
- Fever
- General Care
- Gynecological Exam
- Headache
- High Cholesterol
- Hypertension
- Influenza
- Insomnia
- Migraine
- Nausea and Vomiting
- Obesity
- Prescription Refill
- Sexually Transmitted Diseases (STDs)
- Weight Loss
- Women's Health
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Katherine L. Castillo as in-network for the following 2026 plans.
Health plans
Ambetter Health
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 10 plans from Ambetter Health
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Complete Gold | HMO · Gold | Preferred | Accepting new patients |
| Complete Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Elite Gold | HMO · Gold | Preferred | Accepting new patients |
| Elite Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Focused Silver | HMO · Silver | Preferred | Accepting new patients |
| Focused Silver + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients |
| Standard Gold | HMO · Gold | Preferred | Accepting new patients |
| Standard Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Standard Silver | HMO · Silver | Preferred | Accepting new patients |
| Standard Silver + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients |
CareSource
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 22 plans from CareSource
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Bronze 7500 $25 Generic Drugs | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze 7500 $25 Generic Drugs + Adult Vision & Fitness | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Diabetes Gold 3000 $0 Chronic Care Drugs & Services | HMO · Gold | Preferred | Accepting new patients |
| Diabetes Gold 3000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness | HMO · Gold | Preferred | Accepting new patients |
| Diabetes Silver 5000 $0 Chronic Care Drugs & Services | HMO · Silver | Preferred | Accepting new patients |
| Diabetes Silver 5000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness | HMO · Silver | Preferred | Accepting new patients |
| Gold 2000 $15 Generic Drugs | HMO · Gold | Preferred | Accepting new patients |
| Gold 2000 $15 Generic Drugs + Adult Vision & Fitness | HMO · Gold | Preferred | Accepting new patients |
| HDHP Preventive Silver 5500 $0 Chronic Care Drugs | HMO · Silver | Preferred | Accepting new patients |
| Healthy Heart Gold 3000 $0 Chronic Care Drugs & Services | HMO · Gold | Preferred | Accepting new patients |
| Healthy Heart Gold 3000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness | HMO · Gold | Preferred | Accepting new patients |
| Healthy Heart Silver 5000 $0 Chronic Care Drugs & Services | HMO · Silver | Preferred | Accepting new patients |
| Healthy Heart Silver 5000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness | HMO · Silver | Preferred | Accepting new patients |
| HSA Eligible Bronze 6000 | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Low Premium Bronze 10600 $25 Generic Drugs | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Low Premium Bronze 10600 $25 Generic Drugs + Adult Vision & Fitness | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Low Premium Silver 6200 $3 Generic Drugs | HMO · Silver | Preferred | Accepting new patients |
| Low Premium Silver 6200 $3 Generic Drugs + Adult Vision & Fitness | HMO · Silver | Preferred | Accepting new patients |
| Platinum Zero $5 Generic Drugs | HMO · Platinum | Preferred | Accepting new patients |
| Platinum Zero $5 Generic Drugs + Adult Vision & Fitness | HMO · Platinum | Preferred | Accepting new patients |
| Silver 6000 $20 Generic Drugs | HMO · Silver | Preferred | Accepting new patients |
| Silver 6000 $20 Generic Drugs + Adult Vision & Fitness | 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 Katherine L. Castillo 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
Katherine L. Castillo is enrolled to bill Medicare as a Practitioner - Nurse Practitioner .
Bills through: Franciscan Physician Network
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.
Studies
Graduated in 2010Additional Specialities
- Nurse Practitioner
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Questions & Answers
Has Katherine Lynn Castillo affiliation with hospitals?
Katherine Lynn Castillo is affiliated with FRANCISCAN HEALTH DYER. For the full list of hospitals see this list.
Does Katherine Lynn Castillo have affiliation with practices?
Katherine Lynn Castillo is affiliated with Franciscan Physician Network.
What conditions does Katherine Lynn Castillo treat?
Katherine Lynn Castillo provides treatment for Anxiety, Arthritis, Fever, High Cholesterol, Influenza, Women's Health. For the full list see this list.
Does Katherine Lynn Castillo accept insurance?
Katherine Lynn Castillo is listed in-network for 32 ACA Marketplace (Obamacare/HealthCare.gov) plans from Ambetter Health, CareSource. See the Marketplace plans section for details.
Where can you meet with Katherine Lynn Castillo?
Katherine Lynn Castillo's office is located at 701 Superior Avenue Suite 3400 in Munster, IN 46321.