Michael Dunn, M.D.
NPI 1922155688 · Family Medicine Physician · Denver, CO
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Dunn, M.D. is a Family Medicine Physician provider in Denver, CO (NPI 1922155688).
Provider details
- NPI number
- 1922155688
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 28808 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
870 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 272 | $91 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 198 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 135 | $129 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 68 | $14 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 64 | $14 |
| Aspiration And/Or Injection of Fluid From Large Joint |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 108 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 247 | 51 |
| Atorvastatin Calcium | 209 | 58 |
| Amlodipine Besylate | 180 | 47 |
| Tirzepatidebrand: Mounjaro | 139 | 21 |
| Losartan Potassium | 138 | 40 |
| Metoprolol Succinate | 126 | 29 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$301 across 13 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
Registry dates
- Enumerated
- 2007-01-04
- Last updated
- 2013-07-19
Frequently asked questions
- What is Michael Dunn's NPI number?
- Michael Dunn's National Provider Identifier (NPI) is 1922155688, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Dunn's specialty?
- Michael Dunn is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Dunn located?
- Michael Dunn's practice location on file with NPPES is 850 E Harvard Ave Ste 265, Denver, CO 80210-5075.
- What is Michael Dunn's phone number?
- The practice phone number listed in the NPPES registry for Michael Dunn is (303) 986-2274.
- Does Michael Dunn accept Medicare?
- Michael Dunn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Dunn's NPI active?
- Yes — Michael Dunn's NPI (1922155688) is active in the NPPES registry as of the last update on 2013-07-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.