NPPES file of Aug 9, 2026

John Chris Hornsby, MD

Hospitalist Physician · Denver, CO

John Chris Hornsby, MD is a hospitalist physician with a practice address in Denver, Colorado, and NPI 1396701728, issued on Apr 25, 2006. Check the license (Colorado 38005, 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
1396701728
Name
John Chris Hornsby
Credential
MD
Primary taxonomy
Hospitalist Physician 208M00000X
License number
38005 CO
Self-reported in NPPES; status is on the state search
Practice location
535 16TH St, Denver, CO 80202
Phone
(303) 825-4646
Enumerated
Apr 25, 2006
Record last updated
Apr 7, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(303) 825-3215
Medicaid ID
13052781 CO
Medicare enrollment
Enrolled (PECOS I20100104000194); accepts Medicare assignment
Medical or professional school
Baylor College Of Medicine, 1996
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 535 16TH St

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

  1. Amy Espinosa, D.O.Internal Medicine Physician1962543769
  2. Michael Fall, DOPulmonary Disease Physician1851548648
  3. Sam Ferszt, MDInternal Medicine Physician1184696411

Verify John Chris Hornsby in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license 38005
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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13.8 times the Medicare Part D claims of the average hospitalist physician in 2024

7,212 Medicare Part D claims for 738 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 225 claims were for opioids.

  1. John Hornsby7,212
  2. Specialty average521

Most prescribed

  1. Amlodipine Besylate375 claims
  2. Atorvastatin Calcium340 claims
  3. Levothyroxine Sodium324 claims
  4. Gabapentin261 claims
  5. Lisinopril255 claims
  6. Rosuvastatin Calcium229 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.

Bills Medicare through one group practice

  1. Intermountain Medical Group Denver LLCBroomfield, CO

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

John Chris Hornsby among 806 hospitalist physician records in Colorado

John Chris Hornsby, MD is one of 806 hospitalist physician records with a practice address in Colorado. 85% 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 3% of them.

  • NPI issued2006 · 3% of these records are older, 81% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 77% of these records are
  • Graduated1996 · median 2012 among the 622 with a school on file
  • Record last updated2017 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Colorado

There are 806 hospitalist physician records in Colorado.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Scott Phillips, M.D.Denver, CO 802021376514406
  2. Sonjay Shrinivas, DODenver, CO 802021326070855
  3. Rebecca Allyn, MDDenver, CO 802041386790962
  4. Carrie Brown, M.D.Denver, CO 802041790957892
  5. Philip Fung, MDDenver, CO 802041275795593
  6. Elizabeth Gillespie, MDDenver, CO 802041073669677
  7. Marshall Miller, MDDenver, CO 802041669528279
  8. Mark Reid, MDDenver, CO 802041487736781

Common questions

What is John Chris Hornsby, MD's NPI number?

John Chris Hornsby, MD's National Provider Identifier (NPI) is 1396701728, issued on Apr 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Chris Hornsby, MD located?

The NPPES record lists a practice address at 535 16TH St, Denver, CO, 80202. Phone: (303) 825-4646. Providers update this record themselves, so call before visiting.

How can I verify John Chris Hornsby, MD's license?

NPPES lists Colorado license number 38005, 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 John Chris Hornsby, MD prescribe under Medicare Part D?

In 2024, John Chris Hornsby, MD had 7,212 Medicare Part D claims for 738 beneficiaries; the average among hospitalist physician prescribers was 521. 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.