Dr. Derek I. Colmenares
- Gender: Male
- Experience: 33 years
- Graduated from: Indiana University School Of Medicine
- Graduation year: 1988
- Sole propriator: No
- NPI: 1831180470
Dr. Derek I. Colmenares MD
Family Physician
He is located at 420 East Division Street in Fond du Lac, WI 54935. Can help patients with the following: Birth Control Counseling, Breastfeeding and Lactation, Influenza, Mold Exposure, Pregnancy, Women's Health. His National Provider Identifier (NPI) number is 1831180470. Appointment can be made via the phone number (920) 926-8200. He is affiliated with 1 practices and 1 hospitals.
Conditions treated
Dr. Derek I. Colmenares, 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. Derek I. Colmenares.
- 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. Derek I. Colmenares as in-network for the following 2026 plans.
Health plans
Anthem Blue Cross and Blue Shield
Network data as of Mar 25, 2026, as reported by the insurer.
Show all 9 plans from Anthem Blue Cross and Blue Shield
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Anthem Bronze Preferred/Broad 5000 (3 Free PCP Visits + $0 Select Drugs + Incentives) | POS · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Preferred/Broad HSA (+ Incentives) | POS · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Expanded Bronze | Participating | Accepting new patients |
| Anthem Gold Preferred/Broad 1000 ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Gold | Participating | Accepting new patients |
| Anthem Gold Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Gold | Participating | Accepting new patients |
| Anthem Heart Healthy Bronze Preferred/Broad 0 Med Ded ($0 Virtual PCP+$0 Select Drugs+Incentives) | POS · Expanded Bronze | Participating | Accepting new patients |
| Anthem Silver Preferred/Broad 4000 ($0 PCP Visits + $0 Select Drugs + Incentives) | POS · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred/Broad 5500 ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Silver | Participating | Accepting new patients |
Dean Health Plan
Network data as of Aug 13, 2026, as reported by the insurer.
Show all 27 plans from Dean Health Plan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Dean Bronze $0 Copay PCP Visits | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Dean Bronze Share | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Dean Expanded Bronze Standard | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Dean Focus Bronze $0 Copay PCP Visits | EPO · Expanded Bronze | Preferred | Not accepting new patients |
| Dean Focus Bronze Share | EPO · Expanded Bronze | Preferred | Not accepting new patients |
| Dean Focus Expanded Bronze Standard | EPO · Expanded Bronze | Preferred | Not accepting new patients |
| Dean Focus Gold HSA | EPO · Gold | Preferred | Not accepting new patients |
| Dean Focus Gold Share | EPO · Gold | Preferred | Not accepting new patients |
| Dean Focus Gold Standard | EPO · Gold | Preferred | Not accepting new patients |
| Dean Focus Silver $0 Copay PCP Visits | EPO · Silver | Preferred | Not accepting new patients |
| Dean Focus Silver Share | EPO · Silver | Preferred | Not accepting new patients |
| Dean Focus Silver Standard | EPO · Silver | Preferred | Not accepting new patients |
| Dean Gold HSA | HMO · Gold | Preferred | Not accepting new patients |
| Dean Gold Share | HMO · Gold | Preferred | Not accepting new patients |
| Dean Gold Standard | HMO · Gold | Preferred | Not accepting new patients |
| Dean Silver $0 Copay PCP Visits | HMO · Silver | Preferred | Not accepting new patients |
| Dean Silver Share | HMO · Silver | Preferred | Not accepting new patients |
| Dean Silver Standard | HMO · Silver | Preferred | Not accepting new patients |
| Prevea360 Bronze HSA | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Prevea360 Bronze Share | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Prevea360 Expanded Bronze Standard | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Prevea360 Gold HSA | HMO · Gold | Preferred | Not accepting new patients |
| Prevea360 Gold Share | HMO · Gold | Preferred | Not accepting new patients |
| Prevea360 Gold Standard | HMO · Gold | Preferred | Not accepting new patients |
| Prevea360 Silver $0 Copay PCP Visits | HMO · Silver | Preferred | Not accepting new patients |
| Prevea360 Silver Share | HMO · Silver | Preferred | Not accepting new patients |
| Prevea360 Silver Standard | HMO · Silver | Preferred | Not accepting new patients |
Network Health
Network data as of Jan 12, 2026, as reported by the insurer.
Show all 14 plans from Network Health
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Prestige Bronze $0 Medical Deductible (2 plan variants) | HMO · Expanded Bronze | Signatureprestigebronzezeromedicaldeductible | Not accepting new patients |
| Prestige Bronze $0 Medical Deductible + Dental + Vision | HMO · Expanded Bronze | Signatureprestigebronzezeromedicaldeductibledv | Not accepting new patients |
| Prestige Bronze $0 Medical Deductible + Dental +Vision | HMO · Expanded Bronze | Signatureprestigebronzezeromedicaldeductibledv | Not accepting new patients |
| Prestige Bronze Essential + 3 Free PCP Visits | HMO · Expanded Bronze | Prestigebronzeessential | Not accepting new patients |
| Prestige Bronze Essential + Dental + Vision + 3 Free PCP Visits | HMO · Expanded Bronze | Prestigebronzeessentialdv | Not accepting new patients |
| Prestige Bronze Plus | HMO · Expanded Bronze | Prestigebronzeplus | Not accepting new patients |
| Prestige Gold | HMO · Gold | Prestigegold | Not accepting new patients |
| Prestige Gold 50 + 1 Free PCP Visit | HMO · Gold | Prestigegoldfifty | Not accepting new patients |
| Prestige Gold 50 + Dental + Vision+ 1 Free PCP Visit | HMO · Gold | Prestigegoldfiftydv | Not accepting new patients |
| Prestige Gold Essential + 3Free PCP Visits | HMO · Gold | Prestigegoldessential | Not accepting new patients |
| Prestige Gold Essential + Dental + Vision + 3 Free PCP Visits | HMO · Gold | Prestigegoldessentialdv | Not accepting new patients |
| Prestige Silver | HMO · Silver | Prestigesilver | Not accepting new patients |
| Prestige Silver Essential + 3 Free PCP Visits | HMO · Silver | Prestigesilveressential | Not accepting new patients |
| Prestige Silver Essential + Dental + Vision + 3 Free PCP Visits | HMO · Silver | Prestigesilveressentialdv | Not 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 | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE BRONZE $10,150 DED | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE BRONZE (DENTAL & VISION) $0 MEDICAL DED | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE BRONZE (DENTAL & VISION) $10,150 DED | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE BRONZE (DENTAL & VISION) STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE BRONZE STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE CATASTROPHIC $10,600 DED | HMO · Catastrophic | Preferred | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD $4,000 DED | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD (DENTAL & VISION) $4,000 DED | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD (DENTAL & VISION) STANDARD EASY PRICING | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD MAINTENANCE $700 DED | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD MAINTENANCE (DENTAL & VISION) $700 DED | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD STANDARD EASY PRICING | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER $8,000 DED | HMO · Silver | Preferred | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER $9,000 DED | HMO · Silver | Preferred | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER (DENTAL & VISION) $8,000 DED | HMO · Silver | Preferred | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER (DENTAL & VISION) $9,000 DED | HMO · Silver | Preferred | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER (DENTAL & VISION) STANDARD EASY PRICING | HMO · Silver | Preferred | Not accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER STANDARD EASY PRICING | HMO · Silver | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE $0 MEDICAL DED | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE $10,150 DED | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE (DENTAL & VISION) $0 MEDICAL DED | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE (DENTAL & VISION) $10,150 DED | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE (DENTAL & VISION) STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN CATASTROPHIC $10,600 DED | HMO · Catastrophic | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD $4,000 DED | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD (DENTAL & VISION) $4,000 DED | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD (DENTAL & VISION) STANDARD EASY PRICING | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD MAINTENANCE $700 DED | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD MAINTENANCE (DENTAL & VISION) $700 DED | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD STANDARD EASY PRICING | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER $8,000 DED | HMO · Silver | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER $9,000 DED | HMO · Silver | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER (DENTAL & VISION) $8,000 DED | HMO · Silver | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER (DENTAL & VISION) $9,000 DED | HMO · Silver | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER (DENTAL & VISION) STANDARD EASY PRICING | HMO · Silver | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER STANDARD EASY PRICING | HMO · Silver | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE $0 MEDICAL DED | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE $10,150 DED | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE (DENTAL & VISION) $0 MEDICAL DED | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE (DENTAL & VISION) $10,150 DED | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE (DENTAL & VISION) STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH CATASTROPHIC $10,600 DED | HMO · Catastrophic | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD $4,000 DED | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD (DENTAL & VISION) $4,000 DED | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD (DENTAL & VISION) STANDARD EASY PRICING | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD MAINTENANCE $700 DED | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD MAINTENANCE (DENTAL & VISION) $700 DED | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD STANDARD EASY PRICING | HMO · Gold | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER $8,000 DED | HMO · Silver | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER $9,000 DED | HMO · Silver | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER (DENTAL & VISION) $8,000 DED | HMO · Silver | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER (DENTAL & VISION) $9,000 DED | HMO · Silver | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER (DENTAL & VISION) STANDARD EASY PRICING | HMO · Silver | Preferred | Not accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER STANDARD EASY PRICING | HMO · Silver | Preferred | Not 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. Derek I. Colmenares 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. Derek I. Colmenares is enrolled to bill Medicare as a Practitioner - Family Practice .
Bills through: Agnesian Healthcare Inc
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.
Studies
INDIANA UNIVERSITY SCHOOL OF MEDICINE
Graduated in 1988
Looking for more Family Physicians?
Out of the 24 family physicians in this region, here are 10 randomly selected ones for you to explore.
- Gender: Male
- Address: 3402 Kinsman Boulevard Madison, 53704, WI
- Gender: Female
- Address: Suite 100 481 East Division Street Fond du Lac, 54935, WI
- Gender: Male
- Address: 46045 Palisade Parkway Potomac Falls, 20165, VA
- Gender: Male
- Address: 145 North Main Street Fond du Lac, 54935, WI
- Gender: Male
- Address: 145 North Main Street Fond du Lac, 54935, WI
- Gender: Female
- Address: 608 West Brown Street Waupun, 53963, WI
- Gender: Female
- Address: 420 East Division Street Fond du Lac, 54935, WI
- Gender: Male
- Address: 145 North Main Street Fond du Lac, 54935, WI
- Gender: Male
- Address: 420 East Division Street Fond du Lac, 54935, WI
- Gender: Male
- Address: 912 South Hickory Street Fond du Lac, 54935, WI
Questions & Answers
Has Dr. Derek I. Colmenares affiliation with hospitals?
Dr. Derek I. Colmenares is affiliated with ST AGNES HOSPITAL.
Does Dr. Derek I. Colmenares accept patients with Anthem Blue Cross and Blue Shield?
Yes, Dr. Derek I. Colmenares is listed in-network for Anthem Blue Cross and Blue Shield through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
What conditions does Dr. Derek I. Colmenares treat?
Dr. Derek I. Colmenares provides treatment for Birth Control Counseling, Breastfeeding and Lactation, Influenza, Mold Exposure, Pregnancy, Women's Health. For the full list see this list.
Does Dr. Derek I. Colmenares have affiliation with practices?
Dr. Derek I. Colmenares is affiliated with Doll & Associates Agnesian Hlthcare.
Where can you meet with Dr. Derek I. Colmenares?
Dr. Derek I. Colmenares's office is located at 420 East Division Street in Fond du Lac, WI 54935.