Active NPI 1508153990 Individual Practitioner Male Practitioner

Dr. John Brandon Guillory , OD

Optometrist • Brenham, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. John Guillory, OD is a certified Optometrist practicing in Brenham, TX. With approximately 15 years of clinical experience since graduating from University Of Houston - College Of Optometry in 2011, Dr. Guillory delivers high-quality medical care to the local community at 2654 HIGHWAY 36 S.

Dr. Guillory accepts Medicare assignment.

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

Practice Location & Contact Primary Location

Practice Address

2654 Highway 36 S

Brenham, TX 778339600

Telephone 9798361077

Fax 9798301573

Associated Practice Facility / Clinic

🏢 Brandon Guillory Od Facility NPI 1932464906

Medicare Profile & Education

Medical School

University Of Houston - College Of Optometry

Graduation Year

2011

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Optometrist in Brenham, TX

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

15 Yrs +3.3 yrs vs City Avg

City Avg: 11.7 Yrs

State Avg: 19.5 Yrs

Regional Practice Density

6 Specialists

Practicing in Brenham, TX (5156 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

7.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Guillory (15 Years) 15 Yrs

Brenham Specialty Average (11.7 Years) 11.7 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
92014 Established patient complete exam of visual system	59	56	$127.98	$119.34
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	23	16	$48.00	$47.45
99213 Established patient office or other outpatient visit, typically 15 minutes	19	18	$78.00	$77.01
92134 Imaging of retina	18	16	$50.00	$38.29
92012 Established patient problem focused exam of visual system	14	12	$90.00	$84.29

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	101	101	$128.00	$121.30
92004 New patient complete exam of visual system	43	43	$154.00	$144.16
99213 Established patient office or other outpatient visit, typically 15 minutes	36	35	$77.92	$75.85
92134 Imaging of retina	22	21	$50.00	$38.37
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	22	17	$48.00	$47.31
92012 Established patient problem focused exam of visual system	19	19	$90.00	$86.36
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	18	18	$115.00	$107.36
92133 Imaging of optic nerve	17	13	$50.00	$33.55
92083 Exam of visual field with extended testing	15	12	$80.00	$59.68

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	95	95	$127.14	$122.75
92004 New patient complete exam of visual system	42	42	$151.79	$145.92
99213 Established patient office or other outpatient visit, typically 15 minutes	27	21	$75.44	$74.83
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	26	20	$46.62	$46.25
92134 Imaging of retina	21	17	$50.00	$37.30
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	19	19	$112.11	$108.17
92133 Imaging of optic nerve	18	15	$50.00	$34.33
92012 Established patient problem focused exam of visual system	18	18	$88.56	$86.77

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	72	72	$127.33	$124.21
92004 New patient complete exam of visual system	54	54	$151.00	$147.83
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	30	20	$46.00	$46.00
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	29	29	$110.00	$109.20
99213 Established patient office or other outpatient visit, typically 15 minutes	23	20	$75.00	$75.00
92134 Imaging of retina	21	16	$50.00	$39.67
92133 Imaging of optic nerve	21	16	$50.00	$34.80
92083 Exam of visual field with extended testing	19	13	$80.00	$59.43
92012 Established patient problem focused exam of visual system	15	14	$88.00	$87.90

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	87	86	$127.00	$122.06
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	36	22	$45.97	$44.05
92004 New patient complete exam of visual system	31	31	$151.00	$147.33
99213 Established patient office or other outpatient visit, typically 15 minutes	27	23	$75.00	$72.92
92134 Imaging of retina	26	20	$50.00	$38.40
92133 Imaging of optic nerve	24	17	$50.00	$35.32
92012 Established patient problem focused exam of visual system	21	21	$88.00	$86.44
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	19	19	$110.00	$104.93
92083 Exam of visual field with extended testing	17	12	$80.00	$58.66
92250 Photography of the retina	14	12	$76.00	$43.93

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	91	90	$128.25	$119.72
92134 Imaging of retina	32	28	$50.00	$39.34
99213 Established patient office or other outpatient visit, typically 15 minutes	31	29	$75.00	$71.67
92250 Photography of the retina	31	27	$70.42	$46.39
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	30	20	$46.00	$43.27
92012 Established patient problem focused exam of visual system	29	28	$88.00	$84.96
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	25	25	$110.00	$104.34
92004 New patient complete exam of visual system	22	22	$151.00	$145.82
92133 Imaging of optic nerve	22	19	$50.00	$34.37
92083 Exam of visual field with extended testing	19	14	$80.00	$61.25

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	89	87	$127.00	$115.17
92004 New patient complete exam of visual system	41	41	$151.00	$138.14
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	26	15	$46.00	$39.88
99213 Established patient office or other outpatient visit, typically 15 minutes	25	22	$75.00	$66.43
92250 Photography of the retina	21	21	$73.62	$50.01
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	20	20	$110.00	$98.07
92134 Imaging of retina	18	16	$50.00	$37.87
92083 Exam of visual field with extended testing	16	11	$80.00	$58.39
92012 Established patient problem focused exam of visual system	15	14	$88.00	$80.06
92133 Imaging of optic nerve	15	13	$50.00	$33.28

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	86	84	$127.00	$110.26
92004 New patient complete exam of visual system	51	51	$151.00	$134.11
99213 Established patient office or other outpatient visit, typically 15 minutes	38	25	$75.00	$65.83
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	23	16	$46.00	$38.85
92134 Imaging of retina	22	20	$50.00	$36.72
92133 Imaging of optic nerve	20	17	$50.00	$31.87
92083 Exam of visual field with extended testing	18	12	$80.00	$56.20
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	14	14	$110.00	$97.12
92250 Photography of the retina	12	12	$76.00	$57.72

Medical Specialties & State Licenses

CMS Verified: 2026-03-23

Optometrist Primary Specialty

NUCC Taxonomy Code: 152W00000X

State License TX 7744

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.

Practice Associates & Co-Workers

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

1 Associated Practitioners

Dr. Donald Rexroad , OD PC

Optometrist

NPI 1134133036

ODPC

Career & Practice History Timeline

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

8 Historical Events

📍

Updated Business Mailing Address March 23, 2026

Registered at 8614 WESTWOOD CENTER DR FL 9, VIENNA, VA 221822442 (Tel: 9798361077)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 23, 2026

Optometrist (License #7744 in TX)

✅

NPI Profile Active July 05, 2012

NPI status registered as active in NPPES database

📍

Updated Practice Location July 05, 2012

Registered at 2654 HIGHWAY 36 S, BRENHAM, TX 778339600 (Tel: 9798361077)

📍

Updated Business Mailing Address July 05, 2012

Registered at 2654 HIGHWAY 36 S, BRENHAM, TX 778339600 (Tel: 9798361077)

👤

Provider Name / Credentials Updated July 05, 2012

Recorded as JOHN GUILLORY, O.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 05, 2012

Optometrist (License #7744TG in TX)

🟢

Initial NPI Registration & Enumeration July 06, 2011

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: 1508153990

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: July 06, 2011

Last Update: March 23, 2026

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

8614 Westwood Center Dr Fl 9

Vienna, VA 221822442

Phone: 9798361077

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.