NPPES file of Aug 9, 2026

Mark Kardos Tuttle, M.D.

Interventional Cardiology Physician · Longmont, CO

Mark Kardos Tuttle, M.D. is an interventional cardiology physician with a practice address in Longmont, Colorado, and NPI 1194086900, issued on Jun 7, 2012. Check the license (Colorado CDRH.0066228, 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
1194086900
Name
Mark Kardos Tuttle
Credential
M.D.
Primary taxonomy
Interventional Cardiology Physician 207RI0011X
License number
CDRH.0066228 CO
Self-reported in NPPES; status is on the state search
Practice location
1760 E Ken Pratt Blvd Ste 205, Longmont, CO 80504
Phone
(720) 718-8180
Enumerated
Jun 7, 2012
Record last updated
May 19, 2026
Medicare enrollment
Enrolled (PECOS I20210802000827); accepts Medicare assignment
Medical or professional school
University Of Toledo College Of Medicine, 2012
Telehealth
Offers telehealth (CMS)
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 1760 E Ken Pratt Blvd Ste 205

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

  1. Shelly Barker, M.D.Surgery Physician1801329388
  2. Stephanie Chrisley, AGACNP-BCNurse Practitioner1427933225
  3. Jason Hatch, MDInterventional Cardiology Physician1730235359
  4. Garret Lechtenberg, M.D.Surgery Physician1255693453
  5. Brittany McCarty, PA-CSurgical Physician Assistant1518389063
  6. Sarah Moritz, MDCardiovascular Disease Physician1215497771

Verify Mark Kardos Tuttle in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license CDRH.0066228
    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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72% fewer Medicare Part D claims than the average interventional cardiology physician in 2024

879 Medicare Part D claims for 224 beneficiaries, against an average of 3,179 among the 6,605 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.

  1. Mark Tuttle879
  2. Specialty average3,179

Most prescribed

  1. Atorvastatin Calcium112 claims
  2. Metoprolol Succinate107 claims
  3. Clopidogrel84 claims
  4. Furosemide57 claims
  5. Losartan Potassium50 claims
  6. Rosuvastatin Calcium49 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.

Industry payments in 2024: $5,291.27

35 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 6,394 providers of this specialty with any payment received $7,062.29 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Tuttle$5,291.27
  2. Specialty average$7,062.29

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. Poudre Valley Medical Group LLCLongmont, CO

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

Mark Kardos Tuttle among 119 interventional cardiology physician records in Colorado

Mark Kardos Tuttle, M.D. is one of 119 interventional cardiology physician records with a practice address in Colorado. 93% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 76% of them.

  • NPI issued2012 · 76% of these records are older, 18% newer
  • In a Medicare fileYes · 93% of these records are
  • In the CMS Doctors and Clinicians fileYes · 83% of these records are
  • Graduated2012 · median 2003 among the 99 with a school on file
  • Record last updated2026 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0011X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Interventional Cardiology Physician providers in Colorado

There are 119 interventional cardiology physician records in Colorado.

The 8 interventional cardiology physician records with the nearest ZIP codes

  1. Jason Hatch, MDLongmont, CO 805041730235359
  2. Linda Backup, MDLongmont, CO 805011053315473
  3. Robert Shapiro, MDLongmont, CO 805011982863700
  4. Megumi Taniuchi, M.D.,PH.D.Longmont, CO 805011952340366
  5. Roger Ashmore, M.D.Fort Collins, CO 805281184620635
  6. Philip Dattilo, M.D.Fort Collins, CO 805281245452994
  7. Anthony Doing, M.D.Fort Collins, CO 805281235135708
  8. Thomas Downes, M.D.Fort Collins, CO 805281245236371

Common questions

What is Mark Kardos Tuttle, M.D.'s NPI number?

Mark Kardos Tuttle, M.D.'s National Provider Identifier (NPI) is 1194086900, issued on Jun 7, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Mark Kardos Tuttle, M.D. located?

The NPPES record lists a practice address at 1760 E Ken Pratt Blvd Ste 205, Longmont, CO, 80504. Phone: (720) 718-8180. Providers update this record themselves, so call before visiting.

How can I verify Mark Kardos Tuttle, M.D.'s license?

NPPES lists Colorado license number CDRH.0066228, 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 Kardos Tuttle, M.D. prescribe under Medicare Part D?

In 2024, Mark Kardos Tuttle, M.D. had 879 Medicare Part D claims for 224 beneficiaries; the average among interventional cardiology physician prescribers was 3,179. 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.