Dr. Amber L. Koester
- Gender: Female
- Experience: 19 years
- Graduated from: University Of Missouri St Louis - School Of Optometry
- Graduation year: 2002
- Sole propriator: No
- NPI: 1376696708
Dr. Amber L. Koester O.D.
Optometrist
She is located at 17249 Chesterfield Airport Road in Chesterfield, MO 63005. Can help patients with the following: Blepharitis, Blindness, Contact Lens Prescription and Fitting, Diabetic Retinopathy, Macular Degeneration, Presbyopia. Her National Provider Identifier (NPI) number is 1376696708. Appointment can be made via the phone number (636) 787-7000. She is affiliated with 2 practices.
Conditions treated
Dr. Amber Leigh Koester, being an optometrist, 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. Amber L. Koester.
- Astigmatism
- Binocular Dysfunction (BVD)
- Blepharitis
- Blindness
- Cataracts
- Color Blindness
- Contact Lens Prescription and Fitting
- Crossed Eyes
- Diabetic Retinopathy
- Dry Eyes
- Esotropia
- Exotropia
- Eye Allergy
- Eye Floaters
- Eye Strain
- Eyeglasses Fitting and Prescription
- Farsightedness
- Glaucoma
- Hypertropia
- Lazy Eye
- Macular Degeneration
- Nearsightedness
- Oculomotor Dysfunction
- Pink Eye
- Presbyopia
- Retinal Imaging
- Sty
Procedures Performed by Dr. Amber L. Koester
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Amber L. Koester 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 16 plans from Ambetter Health
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Complete Gold | EPO · Gold | Preferred | Not accepting new patients |
| Complete Gold + Vision + Adult Dental | EPO · Gold | Preferred | Not accepting new patients |
| Complete Silver | EPO · Silver | Preferred | Not accepting new patients |
| Complete Silver + Vision + Adult Dental | EPO · Silver | Preferred | Not accepting new patients |
| Elite Bronze | EPO · Expanded Bronze | Preferred | Not accepting new patients |
| Elite Bronze + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Not accepting new patients |
| Everyday Bronze | EPO · Expanded Bronze | Preferred | Not accepting new patients |
| Everyday Bronze + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Not accepting new patients |
| Everyday Gold | EPO · Gold | Preferred | Not accepting new patients |
| Everyday Gold + Vision + Adult Dental | EPO · Gold | Preferred | Not accepting new patients |
| Standard Expanded Bronze | EPO · Expanded Bronze | Preferred | Not accepting new patients |
| Standard Expanded Bronze + Vision + Adult Dental | EPO · Expanded Bronze | Preferred | Not accepting new patients |
| Standard Gold | EPO · Gold | Preferred | Not accepting new patients |
| Standard Gold + Vision + Adult Dental | EPO · Gold | Preferred | Not accepting new patients |
| Standard Silver | EPO · Silver | Preferred | Not accepting new patients |
| Standard Silver + Vision + Adult Dental | EPO · Silver | Preferred | Not accepting new patients |
Medica
Network data as of Aug 13, 2026, as reported by the insurer.
Show all 9 plans from Medica
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Medica with SSM Health Bronze $0 Copay PCP Visits | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Medica with SSM Health Bronze Share | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Medica with SSM Health Expanded Bronze Standard | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Medica with SSM Health Gold $0 Copay PCP Visits | EPO · Gold | Preferred | Accepting new patients |
| Medica with SSM Health Gold Share | EPO · Gold | Preferred | Accepting new patients |
| Medica with SSM Health Gold Standard | EPO · Gold | Preferred | Accepting new patients |
| Medica with SSM Health Silver $0 Copay PCP Visits | EPO · Silver | Preferred | Accepting new patients |
| Medica with SSM Health Silver Share | EPO · Silver | Preferred | Accepting new patients |
| Medica with SSM Health Silver Standard | EPO · Silver | Preferred | Accepting new patients |
Oscar Insurance Company
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 11 plans from Oscar Insurance Company
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Bronze Classic 4700 | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Classic Standard | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Elite + PCP Saver Plus | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Diabetes | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Gold Classic Standard | EPO · Gold | Preferred | Accepting new patients |
| Gold Simple | EPO · Gold | Preferred | Accepting new patients |
| Silver Classic Standard | EPO · Silver | Preferred | Accepting new patients |
| Silver Elite Saver Plus | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Diabetes | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple PCP Saver | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Women's Health with Menopause Benefits | EPO · Silver | Preferred | Accepting new patients |
UnitedHealthcare
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 13 plans from UnitedHealthcare
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| UHC Bronze Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, No Referrals) | EPO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Essential (No Referrals) | EPO · Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Standard (No Referrals) | EPO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Standard+ (Dental + Vision, No Referrals) | EPO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Gold Advantage ($0 Virtual Urgent Care, No Referrals) | EPO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Advantage+ ($0 Virtual Urgent Care, Dental + Vision, No Referrals) | EPO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, $8 Tier 2 Rx, No Referrals) | EPO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Standard (No Referrals) | EPO · Gold | Non Preferred | Accepting new patients |
| UHC Silver Advantage ($0 Virtual Urgent Care, No Referrals) | EPO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Advantage+ ($0 Virtual Urgent Care, Dental + Vision, No Referrals) | EPO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, No Referrals) | EPO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Standard (No Referrals) | EPO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Standard+ (Dental + Vision, No Referrals) | EPO · 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. Amber L. Koester 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. Amber L. Koester is enrolled to bill Medicare as a Practitioner - Optometry .
Bills through: Clarkson Optometry Inc
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
| Shire North American Group | $412 |
| Coopervision | $387 |
| Allergan | $276 |
Other
| Food and Beverage | $1604 |
Studies
UNIVERSITY OF MISSOURI ST LOUIS - SCHOOL OF OPTOMETRY
Graduated in 2002
Looking for more Optometrists?
There are 6 other optometrists in this region.
- Gender: Female
- Address: 100 THF Boulevard Chesterfield, 63005, MO
- Gender: Female
- Address: 17249 Chesterfield Airport Road Chesterfield, 63005, MO
- Gender: Male
- Address: 2681 Highway K O Fallon, 63368, MO
- Gender: Male
- Address: 162 THF Boulevard Chesterfield, 63005, MO
- Gender: Female
- Address: 162 THF Boulevard Chesterfield, 63005, MO
- Gender: Female
- Address: 100 THF Boulevard Chesterfield, 63005, MO
Questions & Answers
Where can you meet with Dr. Amber Leigh Koester?
Dr. Amber Leigh Koester's office is located at 17249 Chesterfield Airport Road in Chesterfield, MO 63005.
Does Dr. Amber Leigh Koester accept patients with Medica?
Yes, Dr. Amber Leigh Koester is listed in-network for Medica through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
What conditions does Dr. Amber Leigh Koester treat?
Dr. Amber Leigh Koester provides treatment for Blepharitis, Blindness, Contact Lens Prescription and Fitting, Diabetic Retinopathy, Macular Degeneration, Presbyopia. For the full list see this list.
Does Dr. Amber Leigh Koester have affiliation with practices?
Dr. Amber Leigh Koester is affiliated with Clarkson Optometry. For the full list of practices see this list.