David Anthony Hager, MD
Internal Medicine Physician · Denver, CO
David Anthony Hager, MD is an internal medicine physician with a practice address in Denver, Colorado, and NPI 1790858579, issued on Nov 17, 2006. Check the license (Colorado 40878, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- David Anthony Hager
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 40878 CO
Self-reported in NPPES; status is on the state search - Practice location
- 835 E 18TH Ave Ste 110, Denver, CO 80218
- Phone
- (303) 825-4646
- Enumerated
- Nov 17, 2006
- Record last updated
- Aug 14, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (303) 825-3215
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,046 in Colorado → Look up another NPI →
Also registered at 835 E 18TH Ave Ste 110
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Victor Abela, D.O.Hospitalist Physician1902194152
- Stephanie Amend, MDHospitalist Physician1427195791
- John Archard, M.D.Hospitalist Physician1245367812
- Michelle Barron, M.D.Hospitalist Physician1861768681
- Yvonne Bodemann, DOInternal Medicine Physician1447665575
- Jeffrey Bontrager, M.D.Pediatric Emergency Medicine (Pediatrics) Physician1508061680
Verify David Anthony Hager in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 40878Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
11% more Medicare Part D claims than the average internal medicine physician in 2024
3,535 Medicare Part D claims for 420 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 57 claims were for opioids.
Most prescribed
- Atorvastatin Calcium343 claims
- Amlodipine Besylate335 claims
- Telmisartan179 claims
- Metformin Hcl156 claims
- Levothyroxine Sodium151 claims
- Trulicity105 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: $1,333.78
68 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
David Anthony Hager among 2,046 internal medicine physician records in Colorado
David Anthony Hager, MD is one of 2,046 internal medicine physician records with a practice address in Colorado. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 60% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2018 · 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 207R00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
493 internal medicine physician records list a practice address in Denver
They are 493 of the 25,068 NPPES records with a practice address in Denver, and 2,046 internal medicine physician records in Colorado.
All 2,046 in Colorado → Every provider in Denver → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- August Anneberg, M.D.Denver, CO 802181225000508
- Samuel Brown, MDDenver, CO 802181245206515
- Nicola Bugelli, MDDenver, CO 802181760460695
- Alan Burgess, MDDenver, CO 802181003804931
- Aaron Calderon, MDDenver, CO 802181124075353
- Stephen Carmel, MDDenver, CO 802181245260017
- Elizabeth Cyran, MD, MSPHDenver, CO 802181184662108
- Brian Dwinnell, M.D.Denver, CO 802181992725964
Common questions
What is David Anthony Hager, MD's NPI number?
David Anthony Hager, MD's National Provider Identifier (NPI) is 1790858579, issued on Nov 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David Anthony Hager, MD located?
The NPPES record lists a practice address at 835 E 18TH Ave Ste 110, Denver, CO, 80218. Phone: (303) 825-4646. Providers update this record themselves, so call before visiting.
How can I verify David Anthony Hager, MD's license?
NPPES lists Colorado license number 40878, 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 David Anthony Hager, MD prescribe under Medicare Part D?
In 2024, David Anthony Hager, MD had 3,535 Medicare Part D claims for 420 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.