NPPES file of Aug 9, 2026

Mark Y. Jeong, M.D.

Cardiovascular Disease Physician · Denver, CO

Mark Y. Jeong, M.D. is a cardiovascular disease physician with a practice address in Denver, Colorado, and NPI 1447351010, issued on Sep 26, 2006. Check the license (Colorado DR.0044472, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1447351010
Name
Mark Y. Jeong
Credential
M.D.
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License numbers
DR.0044472 CO
44472 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
Sep 26, 2006
Record last updated
Jun 3, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(303) 344-7715
Medicaid ID
20980035 CO
Medicare enrollment
Enrolled (PECOS I20061208000028); accepts Medicare assignment
Medical or professional school
Warren Alpert Medical School Of Brown University, 2003
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 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 Mark Y. Jeong in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR.0044472
    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

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36% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024

1,983 Medicare Part D claims for 394 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.

  1. Mark Jeong1,983
  2. Specialty average3,078

Most prescribed

  1. Metoprolol Succinate280 claims
  2. Losartan Potassium152 claims
  3. Amiodarone Hcl121 claims
  4. Entresto116 claims
  5. Spironolactone108 claims
  6. Atorvastatin Calcium97 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.

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).

Mark Y. Jeong among 332 cardiovascular disease physician records in Colorado

Mark Y. Jeong, M.D. is one of 332 cardiovascular disease physician records with a practice address in Colorado. 84% 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 18% of them.

  • NPI issued2006 · 18% of these records are older, 48% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2003 · median 2003 among the 221 with a school on file
  • Record last updated2021 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in Colorado

There are 332 cardiovascular disease physician records in Colorado.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Joseph Abruzzo, M.D.Denver, CO 802051336276385
  2. Steven Atchley, MDDenver, CO 802051699802694
  3. William Baker, MDDenver, CO 802051740209337
  4. Adam Betkowski, M.D.Denver, CO 802051225165269
  5. Jennifer Dorosz, MDDenver, CO 802051043396807
  6. Michael Fisher, MDDenver, CO 802051649307687
  7. Lawrence Hergott, MDDenver, CO 802051134219819
  8. Madhukar Kollengode, MDDenver, CO 802051669606711

Common questions

What is Mark Y. Jeong, M.D.'s NPI number?

Mark Y. Jeong, M.D.'s National Provider Identifier (NPI) is 1447351010, issued on Sep 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Y. Jeong, M.D. 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 Mark Y. Jeong, M.D.'s license?

NPPES lists Colorado license number DR.0044472, 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 Mark Y. Jeong, M.D. prescribe under Medicare Part D?

In 2024, Mark Y. Jeong, M.D. had 1,983 Medicare Part D claims for 394 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions 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.

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.