NPPES file of Aug 9, 2026

Charles Edward Ronan, OD

Optometrist · Tahlequah, OK

Charles Edward Ronan, OD is an optometrist with a practice address in Tahlequah, Oklahoma, and NPI 1639696057, issued on Aug 25, 2017. Check the license (Oklahoma 2950, as entered in NPPES) with the Oklahoma board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639696057
Name
Charles Edward Ronan
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
2950 OK
Self-reported in NPPES; status is on the state search
Practice location
1001 N Grand Ave, Tahlequah, OK 74464
Phone
(918) 444-2109
Enumerated
Aug 25, 2017
Record last updated
Aug 30, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20180801001520); accepts Medicare assignment
Medical or professional school
Indiana University - School Of Optometry, 2017
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1001 N Grand Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Raul Auza, O.D.Optometrist1134319551
  2. Madison Bailey, ODOptometrist1467217026
  3. Rodney Bendure, ODOptometrist1033138037
  4. Michele Bither-Marshall, ODOptometrist1023038452
  5. Louis Blowers, ODOptometrist1487144424
  6. Drew BreedloveStudent in an Organized Health Care Education/Training Program1629823323

Verify Charles Edward Ronan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oklahoma board licenses this profession
    Search for license 2950
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Oklahoma license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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8.4 times the Medicare Part D claims of the average optometrist in 2024

2,327 Medicare Part D claims for 666 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 49% of claims.

  1. Charles Ronan2,327
  2. Specialty average277

Most prescribed

  1. Ketorolac Tromethamine680 claims
  2. Prednisolone Acetate606 claims
  3. Ciprofloxacin Hcl519 claims
  4. Latanoprost103 claims
  5. Brimonidine Tartrate59 claims
  6. Valacyclovir43 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $1,591.24

36 payments; by number, the most common kind was food and beverage; the largest payer was Biotissue Holdings Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Charles Ronan$1,591.24
  2. Specialty average$769.99

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Britton Vision Associates IncEdmond, OK

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Charles Edward Ronan among 892 optometrist records in Oklahoma

Charles Edward Ronan, OD is one of 892 optometrist records with a practice address in Oklahoma. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 74% of them.

  • NPI issued2017 · 74% of these records are older, 24% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2017 · median 2008 among the 620 with a school on file
  • Record last updated2017 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

72 optometrist records list a practice address in Tahlequah

They are 72 of the 1,190 NPPES records with a practice address in Tahlequah, and 892 optometrist records in Oklahoma.

The 8 optometrist records with the nearest ZIP codes

  1. Rodney Bendure, ODTahlequah, OK 744641033138037
  2. Leland Carr, ODTahlequah, OK 744641891786778
  3. Joe Cope, ODTahlequah, OK 744641760488951
  4. George Fulk, ODTahlequah, OK 744641508886938
  5. Lisa Hatfield, O.D.Tahlequah, OK 744641972585545
  6. James Mahaney, O.D.Tahlequah, OK 744641689621021
  7. Alan McKee, ODTahlequah, OK 744641326068750
  8. Earlena McKee, ODTahlequah, OK 744641235159666

Common questions

What is Charles Edward Ronan, OD's NPI number?

Charles Edward Ronan, OD's National Provider Identifier (NPI) is 1639696057, issued on Aug 25, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Charles Edward Ronan, OD located?

The NPPES record lists a practice address at 1001 N Grand Ave, Tahlequah, OK, 74464. Phone: (918) 444-2109. Providers update this record themselves, so call before visiting.

How can I verify Charles Edward Ronan, OD's license?

NPPES lists Oklahoma license number 2950, as entered by the provider. Search the Oklahoma board that licenses this profession; the NPPES record confirms identity only.

How much does Charles Edward Ronan, OD prescribe under Medicare Part D?

In 2024, Charles Edward Ronan, OD had 2,327 Medicare Part D claims for 666 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.

What is Charles Edward Ronan, OD's MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.