Doctor profile · Federal record

Dr. John Chancellor

Ophthalmology Physician (CMS: Ophthalmology) · Houston, TX

  • NPI 1710341763
  • Accepts Medicare
  • MIPS 77.8 / 100 · 2023
  • 10 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1977 Butler Blvd Fl 2
Houston, TX 770304101
(713) 798-6100
Additional location
4301 W Markham St # 523
Little Rock, AR 722057101
(501) 686-5356
Additional location
1504 Taub Loop Fl 2
Houston, TX 770301608
(713) 526-4243
Mailing address
4301 W Markham St # 523
Little Rock, AR 722057101

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
December 13, 2024
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Texas #S5575

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710341763. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,913
Distinct HCPCS
10
Medicare allowed
$822,355
HCPCS Description Services Patients Avg allowed
J2777 Injection, faricimab-svoa, 0.1 mg 3,060 11 $36
92134 Imaging of retina 737 422 $41
J0178 Injection, aflibercept, 1 mg 580 66 $866
67028 Injection of drug into eye 569 139 $129
J7999 Compounded drug, not otherwise classified 254 78 $84
92014 Established patient complete exam of visual system 249 218 $127
99214 Established patient office or other outpatient visit, 30-39 minutes 244 206 $129
J9035 Injection, bevacizumab, 10 mg 112 57 $69
99204 New patient office or other outpatient visit, 45-59 minutes 43 43 $165
99213 Established patient office or other outpatient visit, 20-29 minutes 27 18 $92

In context: peer comparison

Among 85 peers in Houston Ophthalmology Physician, average services per provider: 248. This provider delivers 24× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$178
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Regeneron Healthcare Solutions, INC. 3 $160.50
Dutch Ophthalmic, USA 1 $17.51

By nature of payment

Food and Beverage
$137
Education
$41

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
94
Patients
20
Total drug cost
$5,651
Drug Type Claims Patients Total cost
Prednisolone Acetate Generic 33 20 $1,770
Difluprednate Generic 20 0 $2,758
Ketorolac Tromethamine Generic 17 0 $580
Moxifloxacin (Moxifloxacin Hcl) Brand 12 0 $290
Timolol Maleate Generic 12 0 $253

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Chancellor's medical specialty?
Dr. John Chancellor practices Ophthalmology Physician in Houston, TX.
Where does Dr. John Chancellor practice?
Dr. John Chancellor practices at 1977 Butler Blvd Fl 2, Houston, TX 770304101. Office phone: 7137986100.
What is Dr. John Chancellor's NPI?
Dr. John Chancellor's National Provider Identifier (NPI) is 1710341763, issued by NPPES.
Does Dr. John Chancellor accept Medicare assignment?
Yes. Dr. John Chancellor accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Chancellor commonly perform?
Top Medicare-reported procedures in 2023: Injection, faricimab-svoa, 0.1 mg (HCPCS J2777); Imaging of retina (HCPCS 92134); Injection, aflibercept, 1 mg (HCPCS J0178). Source: CMS Medicare Physician & Other Practitioners file.