Mark Tuttle, M.D.
NPI 1194086900 · Interventional Cardiology Physician · Longmont, CO
Enrolled with Medicare as Practitioner - Interventional Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Tuttle, M.D. is a Interventional Cardiology Physician provider in Longmont, CO (NPI 1194086900).
Provider details
- NPI number
- 1194086900
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- CDRH.0066228 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,739 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Outpatient Heart Rehabilitation With Electrocardiogram (ecg) Monitoring, Quality Health Care Professional Services93798 | 355 | $26 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 157 | $128 |
| Therapeutic Procedures to Improve Respiratory Function Or Increase Strength Or Endurance of Respiratory Muscles, Two Or More Individuals (includes Monitoring)G0239 | 102 | $13 |
| Ct Scan of Heart Structure With Contrast75572 | 98 | $80 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate and Valve Function93325 | 87 | $3 |
| Ultrasound of Heart, Follow-Up93308 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 112 | 50 |
| Metoprolol Succinate | 107 | 42 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 84 | 36 |
| Furosemide | 57 | 26 |
| Losartan Potassium | 50 | 23 |
| Rosuvastatin Calcium | 49 | 17 |
| Amlodipine Besylate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$5,291 across 35 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 2500 Rocky Mountain AveLoveland, CO 80538-9004Phone: (970) 624-1833
Registry dates
- Enumerated
- 2012-06-07
- Last updated
- 2026-05-19
- Certified
- 2026-05-19
Frequently asked questions
- What is Mark Tuttle's NPI number?
- Mark Tuttle's National Provider Identifier (NPI) is 1194086900, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Tuttle's specialty?
- Mark Tuttle is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Tuttle located?
- Mark Tuttle's practice location on file with NPPES is 1760 E Ken Pratt Blvd Ste 205, Longmont, CO 80504-5311.
- What is Mark Tuttle's phone number?
- The practice phone number listed in the NPPES registry for Mark Tuttle is (720) 718-8180.
- Does Mark Tuttle accept Medicare?
- Mark Tuttle is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Tuttle's NPI active?
- Yes — Mark Tuttle's NPI (1194086900) is active in the NPPES registry as of the last update on 2026-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.