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- 535 16Th St, Suite 750, Denver, CO 80202
About Dr. Hornsby
John C. Hornsby, MD is a hospitalist practicing in Denver, CO. John trained at Baylor College of Medicine, graduating in 1996. John is also listed as specializing in internal medicine. According to Medicare claims data, John cared for 915 Medicare patients across 1,196 services. The services billed most often include visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient', established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit. This provider record is associated with NPI 1396701728.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (303) 825-4646
- Email not available
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Practice Locations
535 16TH ST SUITE 750
Denver, CO 80202
Conditions Commonly Evaluated or Treated
Within Hospital Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Brain & nerves
Breathing & lungs
Digestive health
- C. diff diarrhea
- Severe diverticulitis flare-up
- Stomach or intestinal bleeding
- Acute gallbladder inflammation
- Acute pancreatitis
- Ascites
- Bowel obstruction
Endocrine
General medical
- Hip fracture medical care
- Low sodium or electrolyte imbalance
- Post-surgery fever or infection
- Severe dehydration
- Short stature and growth concerns
Heart & Circulation
Heart & circulation
- Heart failure flare-up
- Dangerous high blood pressure
- Deep vein thrombosis
- Severe anemia
- Supraventricular tachycardia
- Unexplained chest pain
Infections
- Complicated Bladder Infection
- Severe COVID-19 illness
- Severe flu illness
- Bone infection
- Cellulitis
- Flesh-Eating Infection
- Infective endocarditis
- Sepsis or blood infection
Liver & Digestive
Lung Infections
Nutrition
Allergic Reactions
Blood Clots
Blood Disorders
Brain & Nerves
Emergencies
Hormones & diabetes
Kidney & urinary
Lungs & Breathing
Procedures & services
Access & tubes
- Feeding or stomach tube insertion
- Urinary catheter insertion
- Arterial catheter placement
- Central line placement
- PICC line placement coordination
Addiction Medicine
Breathing support
Critical Care
Diagnostic procedures
- Hospital heart rhythm monitoring
- Swallowing safety evaluation coordination
- Emergency ultrasound
- Lumbar puncture
Emergency Care
Heart Procedures
Hospital services
- Alcohol detox monitoring
- Comfort care transition
- Hospital admission
- Hospital discharge planning
- Hospital observation care
- Hospital wound and bed sore care
- Inpatient dialysis coordination
- Inpatient physical therapy evaluation
- Post-surgery hospital recovery care
- Pre-surgery medical clearance
- Rehab or nursing home placement evaluation
- Specialist consultation coordination
- Fall risk assessment
- Medication management
Kidney Care
Medication & fluids
- Blood thinner drip management
- IV antibiotic treatment
- IV electrolyte replacement
- Patient-Controlled Analgesia (PCA) Setup
- Blood sugar insulin drip
- Blood transfusion
- IV fluids
Mental Health
Neurological Care
Rehabilitation
Urinary Care
Airway & Breathing
Diagnostic Testing
Draining fluids
Joint Procedures
Lung Procedures
Nutrition Support
Procedures Most Often Billed to Medicare
1,196 services · 915 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | Treatment | 90677 |
50 | Too few peers to compare |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
31 | As often as other peers in Hospitalist |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
22 | As often as other peers in Hospitalist |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
297 | More than most peers in Hospitalist |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
284 | More than most peers in Hospitalist |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
199 | More than most peers in Hospitalist |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
135 | More often than most peers in Hospitalist |
| Administration of pneumococcal vaccine | Billing code | G0009 |
48 | More often than most peers in Hospitalist |
| Urinalysis, manual test | Lab test | 81002 |
33 | Too few peers to compare |
| Administration of influenza virus vaccine | Billing code | G0008 |
29 | As often as other peers in Hospitalist |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other hospitalists in Denver 8
Same specialty, same city.
Trained at Baylor College of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 1996 at Baylor College of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Hornsby?
Dr. Hornsby is a hospitalist in Denver, CO. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Hornsby's address?
Dr. Hornsby is listed at 535 16Th St Suite 750, Denver, CO 80202. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Hornsby?
The number on file is (303) 825-4646. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Hornsby's NPI number?
Dr. Hornsby's National Provider Identifier is 1396701728. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Hornsby train?
Dr. Hornsby attended Baylor College of Medicine, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Hornsby been practicing?
Dr. Hornsby has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Hornsby perform?
According to Medicare billing data, Dr. Hornsby provides treatments such as pneumococcal conjugate vaccine, 20 valent , for intramuscular use and influenza vaccine split virus, preservative free, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Hornsby confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Hornsby. If this is you, claiming it is free.
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Guide.md listings do not constitute medical advice or an endorsement.