Hollyn Z. Gregory
- Gender: Female
- Experience: 7 years
- Sole propriator: No
- NPI: 1144621095
Hollyn Z. Gregory MSN, FNP
Family Nurse Practitioner
She is located at 5100 Terra Firma Drive in Mason, OH 45040. Can help patients with the following: Arthritis, Diabetes, General Care, Influenza, Nausea and Vomiting, Women's Health. Her National Provider Identifier (NPI) number is 1144621095. Appointment can be made via the phone number (513) 492-5787. She is affiliated with 1 practices.
Conditions treated
Hollyn Zammit Gregory, 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 Hollyn Z. Gregory.
- 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 Hollyn Z. Gregory as in-network for the following 2026 plans.
Health plans
Ambetter from Buckeye Health Plan
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 16 plans from Ambetter from Buckeye Health Plan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Choice Bronze HSA | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Choice Bronze HSA + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Clear Gold | HMO · Gold | Preferred | Accepting new patients |
| Clear Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Complete Gold | HMO · Gold | Preferred | Accepting new patients |
| Complete Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Complete Silver | HMO · Silver | Preferred | Accepting new patients |
| Complete Silver + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients |
| Everyday Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Everyday Bronze + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Expanded Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Expanded Bronze + Vision + Adult Dental | HMO · Expanded Bronze | 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 21 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 |
| Core Gold 1500 $10 Generic Drugs | HMO · Gold | Preferred | Accepting new patients |
| Core Gold 1500 $10 Generic Drugs + Adult Vision & Fitness | HMO · Gold | 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 |
| 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 |
| 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 Hollyn Z. Gregory 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
Hollyn Z. Gregory is enrolled to bill Medicare as a Practitioner - Nurse Practitioner .
Bills through: City Of Cincinnati
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.
Looking for more Family Nurse Practitioners?
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- Address: Suite 101 5075 Parkway Drive Mason, 45040, OH
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- Address: 1721 Magnavox Way Suite B Fort Wayne, 46804, IN
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- Address: 650 Shawan Falls Drive Dublin, 43017, OH
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- Address: 4201 Aero Drive Mason, 45040, OH
Questions & Answers
Does Hollyn Zammit Gregory accept insurance?
Hollyn Zammit Gregory is listed in-network for 37 ACA Marketplace (Obamacare/HealthCare.gov) plans from Ambetter from Buckeye Health Plan, CareSource. See the Marketplace plans section for details.
Where can you meet with Hollyn Zammit Gregory?
Hollyn Zammit Gregory's office is located at 5100 Terra Firma Drive in Mason, OH 45040.
Does Hollyn Zammit Gregory have affiliation with practices?
Hollyn Zammit Gregory is affiliated with The Little Clinic of Ohio.
What conditions does Hollyn Zammit Gregory treat?
Hollyn Zammit Gregory provides treatment for Arthritis, Diabetes, General Care, Influenza, Nausea and Vomiting, Women's Health. For the full list see this list.