NPPES file of Aug 9, 2026

Courtney Leigh Middleton, OD

Optometrist · Denver, CO

Courtney Leigh Middleton, OD is an optometrist with a practice address in Denver, Colorado, and NPI 1366011280, issued on Jun 24, 2021. Check the license (Colorado OPT.0003686, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1366011280
Name
Courtney Leigh Middleton
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
OPT.0003686 CO
Self-reported in NPPES; status is on the state search
Practice location
2045 N Franklin St, Denver, CO 80205
Phone
(303) 338-4545
Enumerated
Jun 24, 2021
Record last updated
Oct 17, 2025
Medicare enrollment
Enrolled (PECOS I20251028004718); accepts Medicare assignment
Medical or professional school
Southern California College Of Optometry, 2021
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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8 nearest optometrist records → All 1,273 in Colorado → Look up another NPI →

Also registered at 2045 N Franklin St

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

  1. Joseph Abruzzo, M.D.Cardiovascular Disease Physician1336276385
  2. Alicia Adams, O.D.Optometrist1790072643
  3. Gareth Adams, MDNeurological Surgery Physician1750611158
  4. Alison Agner, M.D.Obstetrics & Gynecology Physician1467662833
  5. Adele Alcocer, RN BSNRegistered Nurse1285176495
  6. Leonardo Alfaro, M.D.Surgery Physician1326251398

Verify Courtney Leigh Middleton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this profession
    Search for license OPT.0003686    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 Colorado 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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Bills Medicare through one group practice

  1. Colorado Permanente Medical Group PCDenver, CO

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

Courtney Leigh Middleton among 1,273 optometrist records in Colorado

Courtney Leigh Middleton, OD is one of 1,273 optometrist records with a practice address in Colorado. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 87% of them.

  • NPI issued2021 · 87% of these records are older, 11% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2021 · median 2009 among the 750 with a school on file
  • Record last updated2025 · 63% 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 Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Optometrist providers in Colorado

There are 1,273 optometrist records in Colorado.

All 1,273 in Colorado → Every provider in Denver → Optometrist nationwide →

The 8 optometrist records with the nearest ZIP codes

  1. Alicia Adams, O.D.Denver, CO 802051790072643
  2. Tu Cao, ODDenver, CO 802051053153718
  3. Regina Chonka, ODDenver, CO 802051659734242
  4. Eugene DodgeDenver, CO 802051861536641
  5. Stacey Gregory, ODDenver, CO 802051699750927
  6. Danelle Habhab, ODDenver, CO 802051538232392
  7. Margaret HughesDenver, CO 802051134346547
  8. Mark MillerDenver, CO 802051033253745

Common questions

What is Courtney Leigh Middleton, OD's NPI number?

Courtney Leigh Middleton, OD's National Provider Identifier (NPI) is 1366011280, issued on Jun 24, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Courtney Leigh Middleton, OD located?

The NPPES record lists a practice address at 2045 N Franklin St, Denver, CO, 80205. Phone: (303) 338-4545. Providers update this record themselves, so call before visiting.

How can I verify Courtney Leigh Middleton, OD's license?

NPPES lists Colorado license number OPT.0003686, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.