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Kevin Kipkoech

Software Engineer building RCM & eligibility automation for eye-care clinics

Software Engineer & Technical Co-Founder, Antler Consult

Kevin is a Software engineer and a technical co-founder at Antler Consult, a full-stack AI and automation studio. He builds Gimbl, a HIPAA-compliant revenue cycle and insurance eligibility platform for outpatient eye-care clinics, alongside agentic systems, RAG pipelines, and cloud-native AI infrastructure for clients across healthcare and beyond.

Articles by Kevin Kipkoech

ICD-10 code for blurry vision: H53.8 and no laterality

Blurred vision is H53.8, Other visual disturbances, and it takes no laterality character at all. The FY2026 Alphabetic Index routes it there, not to a subjective visual disturbance code. Here is when H53.8 may stand as the diagnosis, and when a blurring complaint stops the visit being routine.

Last updated: September 24, 2026

Vision Billing Codes for Optometry: 2026 Reference

A code does not choose a payer. The same eye exam code can bill to the vision plan or to medical, and the diagnosis is what quietly decides which one.

Last updated: September 24, 2026

Medical vs Vision Insurance: Which One Pays for the Visit

Your eyes are the only part of the body covered by two separate insurance systems. Here is how to tell them apart, and which one actually pays.

Last updated: September 24, 2026

ICD-10 code for dry eye, and why the character is the gland

H04.12 expands to four billable codes, and the sixth character names the lacrimal gland, not the eye. The FY2027 descriptors, the rule on unspecified side, and why a dry eye visit belongs on the medical plan.

Last updated: September 24, 2026

CPT Code for an Eye Exam: 92002 to 92014, and Which One You May Bill

There is no single CPT code for an eye exam. Four codes describe the same visit, and which one you may bill was decided at check in, not in the exam room.

Last updated: September 22, 2026

CPT 92015 Refraction Billing: How to Bill Refraction Without Denials

CPT 92015 is refraction. Medicare and medical carriers do not pay it, so it belongs to the vision plan or the patient. Decide which one before the visit.

Last updated: September 22, 2026

ICD 10 code for refractive error, and why presbyopia is different

Presbyopia is H52.4 and takes no laterality. Myopia, hypermetropia and astigmatism all do. The H52 family in full, including what did not change on 1 October 2026.

Last updated: September 22, 2026

EyeMed Billing for Optometrists: 2026 Coding Guide

EyeMed only pays for routine vision, so the moment a visit turns medical the claim is already in the wrong place. Here is how to route and code it right.

Last updated: September 22, 2026

VSP Billing for Optometrists: 2026 Claims & Coding Guide

Most VSP denials start at check-in, not on the claim form. Here is the routing logic, the codes, and the mistakes quietly costing your practice money.

Last updated: September 22, 2026

Davis Vision Timely Filing Limit: 60 Days, and the Two Exceptions

Davis Vision gives you sixty days from the date of service. Most medical plans give you ninety to three hundred and sixty five. A claim that goes to the wrong plan first spends most of its window before anyone notices it went there.

Last updated: September 22, 2026

Superior Vision billing: 90 days to file, and 92015 is included

Two rules in the Superior Vision provider manual decide most of what goes wrong on these claims. Ninety days from the date of service, and a refraction that was never separately billable in the first place.

Last updated: September 22, 2026

92083 CPT code: one unit per session, never per eye

Some guides ranking for this code tell you to bill it per eye. The descriptor says unilateral or bilateral, so one unit covers both eyes, and the duplicate line comes back as a reduced payment nobody ever works.

Last updated: September 10, 2026

Vision Insurance Eligibility Software: What It Misses

An eligibility check confirms the vision plan is active. It does not confirm the vision plan should be billed. What the category returns, what it leaves to the front desk, and where the money goes when the two get confused.

Last updated: September 8, 2026

Coordination of Benefits in Optometry: Billing Both Plans

A vision plan and a medical plan are not primary and secondary to each other. They cover different services, so one visit becomes two claims, each honest about what it covers.

Last updated: September 4, 2026

What Is Prior Authorization?

Prior authorization is the plan approving care before it happens. The 2026 CMS deadlines cover a specific list of payers, and standalone vision plans are not on it.

Last updated: September 4, 2026

How to Verify Patient Insurance Benefits

Verifying benefits before the visit stops most denials at the front end. Here is the step by step, plus the medical versus vision check that eye care adds.

Last updated: September 3, 2026

Davis Vision Reimbursement Form: How to File a Claim

Saw an out-of-network eye doctor and paid out of pocket? The Davis Vision Direct Reimbursement Claim Form is how you get your money back. Here is exactly what to put on it, where to send it, how much the plan actually pays, and how long reimbursement takes.

Last updated: August 26, 2026

What Is Revenue Cycle Management?

RCM is every step from scheduling to final payment. The failure nobody flags is the wrong payer chosen at registration, paid at the wrong rate, no denial.

Last updated: August 17, 2026

What Are CPT Codes in Medical Billing

CPT codes tell a payer what a practice did. Here is what they are, the three categories, how they differ from ICD-10 and HCPCS, and how they drive payment.

Last updated: August 17, 2026

Vision Billing in Optometry: The Complete 2026 Practice Guide

Most practices run vision billing on autopilot. That is exactly when the routing check stops happening and the $90 difference per visit starts disappearing silently.

Last updated: August 17, 2026

Optometry Billing Software: What It Does and How to Choose

A practical guide to optometry billing software: what it does, the features eye care practices actually need, and the one gap most tools leave wide open.

Last updated: August 17, 2026

Optometry Billing Services: Cost, Types, How to Choose

A claim that pays at the wrong rate never shows up on a denial report. Here is how optometry billing services really work, and how to stop the leak.

Last updated: August 17, 2026

Complete Guide to Optometry Billing: Medical vs Vision Explained (2026)

One routing decision made in 30 seconds at check-in is costing independent OD practices up to $200K a year. Here is where it breaks and how to fix it.

Last updated: August 17, 2026