Cullen Dean Ryburn, M.D.
Ophthalmology Physician · Loveland, CO
Cullen Dean Ryburn, M.D. is an ophthalmology physician with a practice address in Loveland, Colorado, and NPI 1679950976, issued on May 6, 2015. Check the license (Colorado DR.0064615, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Cullen Dean Ryburn
- Credential
- M.D.
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- DR.0064615 CO
Self-reported in NPPES; status is on the state search - Practice location
- 2975 Ginnala Dr Ste 120, Loveland, CO 80538
- Phone
- (970) 775-5453
- Enumerated
- May 6, 2015
- Record last updated
- Jul 10, 2025
- Fax
- (970) 582-1176
- Medicare enrollment
- Enrolled (PECOS I20220517000488); accepts Medicare assignment
- Medical or professional school
- Paul L Foster School Of Medicine, Texas Tech Univ, 2015
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 338 in Colorado → Look up another NPI →
Verify Cullen Dean Ryburn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license DR.0064615Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average ophthalmology physician in 2024
778 Medicare Part D claims for 183 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 53% of claims. 15 claims were for opioids.
Most prescribed
- Prednisolone Acetate284 claims
- Moxifloxacin174 claims
- Fluorometholone65 claims
- Valacyclovir44 claims
- Brimonidine Tartrate28 claims
- Erythromycin23 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.
The MIPS final score for 2023 (Medicare payment program): 85.8 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $463.99
6 payments; by number, the most common kind was food and beverage; the largest payer was RxSight Inc. The 13,221 providers of this specialty with any payment received $4,535.02 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Vance Thompson Vision Clinic Prof LLCBillings, MT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cullen Dean Ryburn among 338 ophthalmology physician records in Colorado
Cullen Dean Ryburn, M.D. is one of 338 ophthalmology physician records with a practice address in Colorado. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 87% of them.
- NPI issued2015 · 87% of these records are older, 12% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2015 · median 2001 among the 199 with a school on file
- Record last updated2025 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in Colorado
There are 338 ophthalmology physician records in Colorado.
All 338 in Colorado → Every provider in Loveland → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Jennifer Cecil, M.D.Loveland, CO 805381437138179
- John Kirk, M.D.Loveland, CO 805381255336392
- Jared PetersonLoveland, CO 805381053904672
- Lance Steahly, MDMilliken, CO 805431770534919
- Joshua Apple, M.D.Fort Collins, CO 805281023307048
- Matthew Asano, M.D.Fort Collins, CO 805281679860225
- Gina Kim, M.D.Fort Collins, CO 805281982780375
- Laryssa Dragan, MDFort Collins, CO 805251598982902
Common questions
What is Cullen Dean Ryburn, M.D.'s NPI number?
Cullen Dean Ryburn, M.D.'s National Provider Identifier (NPI) is 1679950976, issued on May 6, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Cullen Dean Ryburn, M.D. located?
The NPPES record lists a practice address at 2975 Ginnala Dr Ste 120, Loveland, CO, 80538. Phone: (970) 775-5453. Providers update this record themselves, so call before visiting.
How can I verify Cullen Dean Ryburn, M.D.'s license?
NPPES lists Colorado license number DR.0064615, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Cullen Dean Ryburn, M.D. prescribe under Medicare Part D?
In 2024, Cullen Dean Ryburn, M.D. had 778 Medicare Part D claims for 183 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.
What is Cullen Dean Ryburn, M.D.'s MIPS final score?
The 2023 MIPS final score is 85.8 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.