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Active NPI 1558417840 Individual Practitioner Female Practitioner

Dr. Karen Ann Coates , OD

Optometrist • Sandusky, OH

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Karen Coates, OD is a certified Optometrist practicing in Sandusky, OH. With approximately 37 years of clinical experience since graduating from Ohio State University - College Of Optometry in 1989, Dr. Coates delivers high-quality medical care to the local community at 5005 MILAN RD.

Dr. Coates is affiliated with Performance Vision Care Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient problem focused exam of visual system, established patient complete exam of visual system, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

5005 Milan Rd

Sandusky, OH 448705845

Telephone 4196257904
Fax 4196257833

Medicare Profile & Education

Medical School

Ohio State University - College Of Optometry

Graduation Year

1989

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Optometrist in Sandusky, OH

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
37 Yrs +16.1 yrs vs City Avg
City Avg: 20.9 Yrs
State Avg: 23.4 Yrs
Regional Practice Density
16 Specialists

Practicing in Sandusky, OH (2535 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
26.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Coates (37 Years) 37 Yrs
Sandusky Specialty Average (20.9 Years) 20.9 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
92012 Established patient problem focused exam of visual system
15 15 $105.67 $78.20

Medical Specialties & State Licenses

CMS Verified: 2026-04-19
Optometrist Primary Specialty

NUCC Taxonomy Code: 152W00000X

State License OH 4091

Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.

Hospital & Practice Group Affiliations

Performance Vision Care Inc

5005 Milan Rd, Sandusky, OH 448705845

Phone: 4196257904

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

8 Historical Events
📍
Updated Practice Location April 19, 2026

Registered at 5005 MILAN RD, SANDUSKY, OH 448705845 (Tel: 4196257904)

📍
Updated Business Mailing Address April 19, 2026

Registered at 5005 MILAN RD, SANDUSKY, OH 448705845 (Tel: 4196257904)

NPI Profile Active February 22, 2008

NPI status registered as active in NPPES database

📍
Updated Practice Location February 22, 2008

Registered at 4314 MILAN RD, UNIT 200, SANDUSKY, OH 448705897 (Tel: 4196257904)

📍
Updated Business Mailing Address February 22, 2008

Registered at 4314 MILAN RD, UNIT 200, SANDUSKY, OH 448705897 (Tel: 4196257904)

👤
Provider Name / Credentials Updated February 22, 2008

Recorded as KAREN COATES, O.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 22, 2008

Optometrist (License #4091 in OH)

🟢
Initial NPI Registration & Enumeration January 27, 2007

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1558417840
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: January 27, 2007
Last Update: April 19, 2026
Sole Proprietor: No

Mailing Address

5005 Milan Rd

Sandusky, OH 448705845

Phone: 4196257904

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.