NPPES file of Aug 9, 2026

Jeffrey Milliken, MD

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Littleton, CO

Jeffrey Milliken, MD is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Littleton, Colorado, and NPI 1033299292, issued on Oct 16, 2006. Check the license (Colorado DR.0060031, 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
1033299292
Name
Jeffrey Milliken
Credential
MD
Primary taxonomy
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
License numbers
DR.0060031 CO
000000G46020 CA
Self-reported in NPPES; status is on the state search
Practice location
7780 S Broadway Ste 170, Littleton, CO 80122
Phone
(303) 269-2920
Enumerated
Oct 16, 2006
Record last updated
Feb 12, 2026
Fax
(303) 269-2921
Medicare enrollment
Enrolled (PECOS I20180628001213); accepts Medicare assignment
Medical or professional school
University Of Michigan Medical School, 1980
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 7780 S Broadway Ste 170

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

  1. Gary Allen, M.D.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1154327872
  2. Michael Coady, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1427094267
  3. Bradley Eigsti, PTPhysical Therapist1598754434
  4. Kevin Miller, M.D.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1679579551
  5. Samantha Parsons, PA-CPhysician Assistant1821527268

Verify Jeffrey Milliken in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR.0060031
    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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The practice group's MIPS final score for 2023 (Medicare payment program): 88.2 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 score89.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%81.0
  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: $551.85

7 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 4,047 providers of this specialty with any payment received $7,828.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jeffrey Milliken$551.85
  2. Specialty average$7,828.84

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

Bills Medicare through 2 group practices

  1. Portercare Adventist Health SystemDenver, CO
  2. Synergy CT Surgery PartnershipUpland, CA

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

Jeffrey Milliken among 87 thoracic surgery (cardiothoracic vascular surgery) physician records in Colorado

Jeffrey Milliken, MD is one of 87 thoracic surgery (cardiothoracic vascular surgery) physician records with a practice address in Colorado. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.

  • NPI issued2006 · 11% of these records are older, 43% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated1980 · median 2000 among the 58 with a school on file
  • Record last updated2026 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208G00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in Colorado

There are 87 thoracic surgery (cardiothoracic vascular surgery) physician records in Colorado.

The 8 thoracic surgery (cardiothoracic vascular surgery) physician records with the nearest ZIP codes

  1. Gary Allen, M.D.Littleton, CO 801221154327872
  2. Michael Coady, MDLittleton, CO 801221427094267
  3. Kevin Miller, M.D.Littleton, CO 801221679579551
  4. Robert Hardesty, M.D.Highlands Ranch, CO 801261881929545
  5. Boris Sepesi, M.D.Englewood, CO 801131639182785
  6. Muhammad Aftab, M.B.,B,S, MDAurora, CO 800451336380088
  7. Michael CainAurora, CO 800451952797789
  8. Elizabeth David, M.D.Aurora, CO 800451578714333

Common questions

What is Jeffrey Milliken, MD's NPI number?

Jeffrey Milliken, MD's National Provider Identifier (NPI) is 1033299292, issued on Oct 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jeffrey Milliken, MD located?

The NPPES record lists a practice address at 7780 S Broadway Ste 170, Littleton, CO, 80122. Phone: (303) 269-2920. Providers update this record themselves, so call before visiting.

How can I verify Jeffrey Milliken, MD's license?

NPPES lists Colorado license number DR.0060031, 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.

What is Jeffrey Milliken, MD's MIPS final score?

The 2023 MIPS final score is 88.2 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.