NPPES file of Aug 9, 2026

Mark Andrew Norden, MD

Internal Medicine Physician · Frisco, CO

Mark Andrew Norden, MD is an internal medicine physician with a practice address in Frisco, Colorado, and NPI 1881670131, issued on Dec 19, 2005. Check the license (Colorado 41039, 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
1881670131
Name
Mark Andrew Norden
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
41039 CO
Self-reported in NPPES; status is on the state search
Practice location
340 Peak One Drive, Frisco, CO 80443
Phone
(303) 885-4673
Enumerated
Dec 19, 2005
Record last updated
Nov 7, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(405) 948-6507
Medicaid ID
98178237 CO
Medicare enrollment
Enrolled (PECOS I20050719000678); accepts Medicare assignment
Medical or professional school
University Of Wisconsin School Of Medicine, 1999
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 340 Peak One Drive

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

  1. Thomas Califf, M.D.Emergency Medicine Physician1992167001
  2. Stephen Crusey, M.D.Anesthesiology Physician1609845676
  3. Alan Dulit, M.D.Obstetrics & Gynecology Physician1760489058
  4. Amy Hurwitch, PHARMDPharmacist1558634352
  5. Ashley Oke, DPTPhysical Therapist1750787560
  6. Marc Schlesinger, MDHospitalist Physician1982718714

Verify Mark Andrew Norden in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license 41039
    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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97% fewer Medicare Part D claims than the average internal medicine physician in 2024

80 Medicare Part D claims for 43 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Mark Norden80
  2. Specialty average3,176

Most prescribed

  1. Ceftriaxone13 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. Dr Mark A Norden MD PCFrisco, CO

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

Internal Medicine Physician providers in Colorado

There are 2,046 internal medicine physician records in Colorado.

Other internal medicine physician records in Colorado

  1. Emily Aaron, MDDenver, CO1205256971
  2. David Abbey, MS MDFort Collins, CO1568483196
  3. Tyler Abbey, DOGreeley, CO1730572694
  4. Sahar Abdelqader, MDLongmont, CO1366600710
  5. Ahmed Abdulrahman, MDPueblo, CO1093425068
  6. Durant Abernethy, M.D.Frisco, CO1427289040
  7. Alan Aboaf, MDCentennial, CO1003866393
  8. Adam Abraham, MDAurora, CO1720178304
  9. Phebe Abraham, MDGreeley, CO1558980540
  10. Richard Abrams, M.D.Denver, CO1174645386

Common questions

What is Mark Andrew Norden, MD's NPI number?

Mark Andrew Norden, MD's National Provider Identifier (NPI) is 1881670131, issued on Dec 19, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mark Andrew Norden, MD located?

The NPPES record lists a practice address at 340 Peak One Drive, Frisco, CO, 80443. Phone: (303) 885-4673. Providers update this record themselves, so call before visiting.

How can I verify Mark Andrew Norden, MD's license?

NPPES lists Colorado license number 41039, 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 Andrew Norden, MD prescribe under Medicare Part D?

In 2024, Mark Andrew Norden, MD had 80 Medicare Part D claims for 43 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.