David Hager, MD
NPI 1790858579 · Internal Medicine Physician · Denver, CO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Hager, MD is a Internal Medicine Physician provider in Denver, CO (NPI 1790858579).
Provider details
- NPI number
- 1790858579
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 40878 (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 tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 73 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 343 | 97 |
| Amlodipine Besylate | 335 | 118 |
| Telmisartan | 179 | 56 |
| Metformin Hcl | 156 | 53 |
| Levothyroxine Sodium | 151 | 41 |
| Dulaglutidebrand: Trulicity | 105 | 19 |
| Tamsulosin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,334 across 68 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
- 2006-11-17
- Last updated
- 2018-08-14
Frequently asked questions
- What is David Hager's NPI number?
- David Hager's National Provider Identifier (NPI) is 1790858579, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Hager's specialty?
- David Hager is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Hager located?
- David Hager's practice location on file with NPPES is 835 E 18th Ave Ste 110, Denver, CO 80218.
- What is David Hager's phone number?
- The practice phone number listed in the NPPES registry for David Hager is (303) 825-4646.
- Does David Hager accept Medicare?
- David Hager is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Hager's NPI active?
- Yes — David Hager's NPI (1790858579) is active in the NPPES registry as of the last update on 2018-08-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.