Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1659451623 Individual Practitioner Male Practitioner

Dr. William Corbin Kritzer , OD

Optometrist • Crystal River, FL

Professional Overview & Biography Verified Profile Summary

Dr. William Kritzer, OD is a certified Optometrist practicing in Crystal River, FL. With approximately 39 years of clinical experience since graduating from University Of Houston - College Of Optometry in 1987, Dr. Kritzer delivers high-quality medical care to the local community at 1661 SE US HIGHWAY 19.

Dr. Kritzer does not directly accept Medicare assignment.

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

Practice Location & Contact Primary Location

Practice Address

1661 Se Us Highway 19

Crystal River, FL 344294830

Telephone 3525631666
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

University Of Houston - College Of Optometry

Graduation Year

1987

Medicare Assignment

Not Specified

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Optometrist in Crystal River, FL

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
39 Yrs Matches City Avg
City Avg: 39.0 Yrs
State Avg: 22.7 Yrs
Regional Practice Density
3 Specialists

Practicing in Crystal River, FL (3724 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
15.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Kritzer (39 Years) 39 Yrs
Crystal River Specialty Average (39.0 Years) 39.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2022)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
92250 Photography of the retina
291 267 $36.78 $35.84
92014 Established patient complete exam of visual system
252 235 $109.74 $108.65
92012 Established patient problem focused exam of visual system
94 80 $100.21 $86.79
92134 Imaging of retina
25 24 $65.00 $38.45
92004 New patient complete exam of visual system
23 23 $124.00 $122.79
92083 Exam of visual field with extended testing
19 19 $100.00 $60.88

Medical Specialties & State Licenses

CMS Verified: 2026-03-03
Optometrist Primary Specialty

NUCC Taxonomy Code: 152W00000X

State License FL OPC6791

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.

Optometrist - Corneal and Contact Management

NUCC Taxonomy Code: 152WC0802X

State License TX 3810TG

The professional activities performed by an Optometrist related to the fitting of contact lenses to an eye, ongoing evaluation of the cornea's ability to sustain successful contact lens wear, and treatment of any external eye or corneal condition which can affect contact lens wear.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

2 Associated Practitioners
Olivia Longo

Technician/Technologist - Optician

NPI 1770060477
Patricia Veltman , LDO

Technician/Technologist - Optician

NPI 1932369147

Career & Practice History Timeline

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

11 Historical Events
📍
Updated Practice Location March 03, 2026

Registered at 1661 SE US HIGHWAY 19, CRYSTAL RIVER, FL 344294830 (Tel: 3525631666)

📍
Updated Practice Location December 12, 2025

Registered at 7400 GALL BLVD, ZEPHYRHILLS, FL 335414371 (Tel: 8137824546)

📍
Updated Business Mailing Address December 12, 2025

Registered at 7400 GALL BLVD, ZEPHYRHILLS, FL 335414371 (Tel: 8137824546)

👤
Provider Name / Credentials Updated December 12, 2025

Recorded as WILLIAM KRITZER, OD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) December 12, 2025

Optometrist (License #OPC6791 in FL)

NPI Profile Active June 14, 2012

NPI status registered as active in NPPES database

📍
Updated Practice Location June 14, 2012

Registered at 321 N ALLEN DR, ALLEN, TX 750132539 (Tel: 9727275717)

📍
Updated Business Mailing Address June 14, 2012

Registered at 2816 SHASTA DR, PLANO, TX 750254100 (Tel: 9727275501)

👤
Provider Name / Credentials Updated June 14, 2012

Recorded as WILLIAM KRITZER, O.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 14, 2012

Optometrist (License #3810TG in TX)

🟢
Initial NPI Registration & Enumeration October 16, 2006

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: 1659451623
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: October 16, 2006
Last Update: March 03, 2026
Sole Proprietor: No

Mailing Address

7400 Gall Blvd

Zephyrhills, FL 335414371

Phone: 8137824546

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.