NPPES file of Aug 9, 2026

Michael Alan Blieden, MD

Geriatric Medicine (Internal Medicine) Physician · Denver, CO

Michael Alan Blieden, MD is a geriatric medicine (internal medicine) physician with a practice address in Denver, Colorado, and NPI 1073587077, issued on Feb 15, 2006. Check the license (Colorado 20107, 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
1073587077
Name
Michael Alan Blieden
Credential
MD
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
20107 CO
Self-reported in NPPES; status is on the state search
Practice location
1055 Clermont St, Denver, CO 80220
Phone
(303) 399-8020
Enumerated
Feb 15, 2006
Record last updated
Apr 7, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(303) 393-5106
Medicaid ID
01201078 CO
Medicare enrollment
Enrolled (PECOS I20040721001029); accepts Medicare assignment
Medical or professional school
Indiana University School Of Medicine, 1973
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 geriatric medicine (internal medicine) physician records → All 103 in Colorado → Look up another NPI →

Also registered at 1055 Clermont St

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

  1. Heather Able, RNRegistered Nurse1124264726
  2. Sergio Aguilar, MSWClinical Social Worker1497099352
  3. Stephen Albert, D.P.M.Primary Podiatric Medicine Podiatrist1497798144
  4. Mary Albyn, R.PH.Pharmacist1477689073
  5. Edward Alvarez, RNRegistered Nurse1407919459
  6. Colleen Ambrozy, BS PHARMPharmacist1174570980

Verify Michael Alan Blieden in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license 20107    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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93% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

300 Medicare Part D claims for 184 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Michael Blieden300
  2. Specialty average4,246

Most prescribed

  1. Prednisone38 claims
  2. Meloxicam35 claims
  3. Amoxicillin-Clavulanate Potass23 claims
  4. Doxycycline Hyclate21 claims
  5. Cefuroxime16 claims
  6. Albuterol Sulfate Hfa15 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).

Michael Alan Blieden among 103 geriatric medicine (internal medicine) physician records in Colorado

Michael Alan Blieden, MD is one of 103 geriatric medicine (internal medicine) physician records with a practice address in Colorado. 75% 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 8% of them.

  • NPI issued2006 · 8% of these records are older, 45% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated1973 · median 1998 among the 51 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 207RG0300X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in Colorado

There are 103 geriatric medicine (internal medicine) physician records in Colorado.

All 103 in Colorado → Every provider in Denver → Geriatric Medicine (Internal Medicine) Physician nationwide →

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Susan Bray-Hall, M.D.Denver, CO 802201255305363
  2. Edith Lovegren, MD, PHDDenver, CO 802201871688838
  3. Sylvia Oboler, MDDenver, CO 802201598794208
  4. Robin Gunning, MDLakewood, CO 802261790751147
  5. Hien Nguyen, PA-CLakewood, CO 802141336901222
  6. Erika Altneu, MDLakewood, CO 802281194871772
  7. Luis Amador, MDLakewood, CO 802281083773964
  8. Thomas Cain, MDLakewood, CO 802281679596605

Common questions

What is Michael Alan Blieden, MD's NPI number?

Michael Alan Blieden, MD's National Provider Identifier (NPI) is 1073587077, issued on Feb 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael Alan Blieden, MD located?

The NPPES record lists a practice address at 1055 Clermont St, Denver, CO, 80220. Phone: (303) 399-8020. Providers update this record themselves, so call before visiting.

How can I verify Michael Alan Blieden, MD's license?

NPPES lists Colorado license number 20107, 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 Michael Alan Blieden, MD prescribe under Medicare Part D?

In 2024, Michael Alan Blieden, MD had 300 Medicare Part D claims for 184 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.

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.