Doctor profile · Federal record

Dr. Charles Ronan, OD

Optometrist (CMS: Optometry) · Tahlequah, OK

  • NPI 1639696057
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1001 N Grand Ave
Tahlequah, OK 744647017
(918) 444-2109
Mailing address
14701 N Santa Fe Ave
Edmond, OK 730133411

Credentials & registration

NPPES · NUCC
NPI registered
August 2017 — 9 yrs on file
Profile last updated
August 30, 2017
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Oklahoma #2950

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639696057. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,277
Distinct HCPCS
10
Medicare allowed
$206,757
HCPCS Description Services Patients Avg allowed
92134 Imaging of retina 412 352 $35
92136 Measurement of corneal curvature and depth of eye 393 382 $15
99204 New patient office or other outpatient visit, 45-59 minutes 380 380 $153
99213 Established patient office or other outpatient visit, 20-29 minutes 289 164 $83
66821 Removal of recurring cataract in lens capsule using a laser 225 136 $271
99214 Established patient office or other outpatient visit, 30-39 minutes 155 149 $118
92133 Imaging of optic nerve 98 88 $32
92083 Exam of visual field with extended testing 75 68 $55
99212 Established patient office or other outpatient visit, 10-19 minutes 75 59 $52
92014 Established patient complete exam of visual system 43 43 $116

In context: peer comparison

Among 14 peers in Tahlequah Optometrist, average services per provider: 78. This provider delivers 29× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,591
Transactions
36
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
Biotissue Holdings INC. 2 $227.46
Bausch & Lomb Americas INC. 6 $223.01
New World Medical,INC. 2 $220.70
Tarsus Pharmaceuticals, INC. 4 $200.41
Ocular Therapeutix, INC. 6 $174.06
Alcon Vision LLC 2 $142.26
Dompe US, INC. 2 $124.07
Harrow Eye, LLC 5 $111.88
RxSight INC 3 $85.44
Johnson & Johnson Surgical Vision, INC. 1 $26.38
Astellas Pharma US INC 1 $20.88
Glaukos Corporation 1 $20.43
Abbvie INC. 1 $14.26

By nature of payment

Food and Beverage
$1,566
Honoraria
$26

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,153
Patients
1,220
Total drug cost
$101,184
Drug Type Claims Patients Total cost
Ketorolac Tromethamine Generic 602 411 $15,654
Prednisolone Acetate Generic 580 350 $21,297
Ciprofloxacin Hcl Generic 475 306 $6,723
Latanoprost Generic 103 26 $2,336
Brimonidine Tartrate Generic 83 51 $2,589
Erythromycin (Erythromycin Base) Brand 83 31 $1,116
Moxifloxacin (Moxifloxacin Hcl) Brand 37 21 $1,122
Timolol Maleate Generic 31 0 $368
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 29 11 $1,385
Difluprednate Generic 24 0 $4,013

Frequently asked questions

Auto-generated from federal data
What is Dr. Charles Ronan's medical specialty?
Dr. Charles Ronan practices Optometrist in Tahlequah, OK.
Where does Dr. Charles Ronan practice?
Dr. Charles Ronan practices at 1001 N Grand Ave, Tahlequah, OK 744647017. Office phone: 9184442109.
What is Dr. Charles Ronan's NPI?
Dr. Charles Ronan's National Provider Identifier (NPI) is 1639696057, issued by NPPES.
Does Dr. Charles Ronan accept Medicare assignment?
Yes. Dr. Charles Ronan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Ronan commonly perform?
Top Medicare-reported procedures in 2023: Imaging of retina (HCPCS 92134); Measurement of corneal curvature and depth of eye (HCPCS 92136); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.