NPPES file of Aug 9, 2026

Stephanie Jullien Muylaert, MD

Glaucoma Specialist (Ophthalmology) Physician · Littleton, CO

Stephanie Jullien Muylaert, MD is a glaucoma specialist (ophthalmology) physician with a practice address in Littleton, Colorado, and NPI 1659533511, issued on Jul 1, 2008. Check the license (Colorado DR0064496, as entered in NPPES) on the Colorado Medical Board; 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
1659533511
Name
Stephanie Jullien Muylaert
Credential
MD
Primary taxonomy
Glaucoma Specialist (Ophthalmology) Physician 207WX0009X
License numbers
DR0064496 CO
264850 NY
Self-reported in NPPES; status is on the state search
Practice location
8381 Southpark LN, Littleton, CO 80120
Phone
(303) 991-9662
Enumerated
Jul 1, 2008
Record last updated
May 24, 2022
Medicare enrollment
Enrolled (PECOS I20200902002196); accepts Medicare assignment
Medical or professional school
University Of Texas Medical School At Houston, 2008
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 8381 Southpark LN

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

  1. Robert Fish, M.D.Ophthalmology Physician1285707034
  2. Kellie HammerTechnician/Technologist1023534195
  3. Gregory Kouyoumdjian, M.D.Ophthalmology Physician1548219934
  4. Barbara Lewis, CRNACertified Registered Nurse Anesthetist1366467631

Verify Stephanie Jullien Muylaert in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR0064496
    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
Open 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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2% fewer Medicare Part D claims than the average glaucoma specialist (ophthalmology) physician in 2024

3,013 Medicare Part D claims for 642 beneficiaries, against an average of 3,060 among the 430 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of claims.

  1. Stephanie Muylaert3,013
  2. Specialty average3,060

Most prescribed

  1. Latanoprost633 claims
  2. Dorzolamide-Timolol364 claims
  3. Timolol Maleate289 claims
  4. Brimonidine Tartrate279 claims
  5. Lumigan258 claims
  6. Prednisolone Acetate205 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 practice group's MIPS final score for 2023 (Medicare payment program): 75.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score100.0
  2. Costout of 100 · 30%18.7
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $1,782.88

62 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 391 providers of this specialty with any payment received $5,284.60 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephanie Muylaert$1,782.88
  2. Specialty average$5,284.60

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. Glaucoma Consultants OF Colorado PCParker, CO

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

Stephanie Jullien Muylaert among 23 glaucoma specialist (ophthalmology) physician records in Colorado

Stephanie Jullien Muylaert, MD is one of 23 glaucoma specialist (ophthalmology) physician records with a practice address in Colorado. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 35% of them.

  • NPI issued2008 · 35% of these records are older, 61% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileYes · 87% of these records are
  • Graduated2008 · median 2013 among the 20 with a school on file
  • Record last updated2022 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207WX0009X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Glaucoma Specialist (Ophthalmology) Physician providers in Colorado

There are 23 glaucoma specialist (ophthalmology) physician records in Colorado.

The 8 glaucoma specialist (ophthalmology) physician records with the nearest ZIP codes

  1. Ameay Naravane, MDLittleton, CO 801201598385148
  2. Lama Assi, MD, MPHAurora, CO 800451710567557
  3. Cara Capitena Young, MDAurora, CO 800451831432053
  4. Neeraj Chawla, MDAurora, CO 800451679223473
  5. Galia Deitz, MDAurora, CO 800451518459098
  6. Monica Ertel, M.D., PH.D.Aurora, CO 800451669869707
  7. Dylann Fujimoto, MDAurora, CO 800451114676814
  8. Malik Kahook, MDAurora, CO 800451578537122

Common questions

What is Stephanie Jullien Muylaert, MD's NPI number?

Stephanie Jullien Muylaert, MD's National Provider Identifier (NPI) is 1659533511, issued on Jul 1, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Stephanie Jullien Muylaert, MD located?

The NPPES record lists a practice address at 8381 Southpark LN, Littleton, CO, 80120. Phone: (303) 991-9662. Providers update this record themselves, so call before visiting.

How can I verify Stephanie Jullien Muylaert, MD's license?

NPPES lists Colorado license number DR0064496, 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 Stephanie Jullien Muylaert, MD prescribe under Medicare Part D?

In 2024, Stephanie Jullien Muylaert, MD had 3,013 Medicare Part D claims for 642 beneficiaries; the average among glaucoma specialist (ophthalmology) physician prescribers was 3,060. Part D covers Medicare prescriptions only.

What is Stephanie Jullien Muylaert, MD's MIPS final score?

The 2023 MIPS final score is 75.6 of 100, reported for the practice group. 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.