Physician Profile
Marcus M. Lyon, D.O. is a hospitalist based in Lakewood, CO. Marcus is also listed as specializing in family medicine. According to Medicare claims data, Marcus cared for 416 Medicare patients across 602 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, hospital discharge day management, 30 minutes or less, and initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Source: NPPES NPI Registry
11600 W 2ND PL
Lakewood, CO 80228
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.
Allergic Reactions
Blood Clots
Blood Disorders
Brain & nerves
Brain & Nerves
Breathing & lungs
Digestive health
Emergencies
Endocrine
General medical
Heart & Circulation
Heart & circulation
Hormones & diabetes
Infections
Kidney & urinary
Liver & Digestive
Lung Infections
Lungs & Breathing
Nutrition
Access & tubes
Addiction Medicine
Airway & Breathing
Breathing support
Critical Care
Diagnostic procedures
Diagnostic Testing
Draining fluids
Emergency Care
Heart Procedures
Hospital services
Joint Procedures
Kidney Care
Lung Procedures
Medication & fluids
Mental Health
Neurological Care
Nutrition Support
Rehabilitation
Urinary Care
602 services · 416 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
279 |
| Hospital discharge day management, 30 minutes or less | Office visit | 99238 |
107 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
88 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
80 |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
26 |
| Critical care, first 30-74 minutes | Office visit | 99291 |
22 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Marcus M. Lyon is a hospitalist in Lakewood, CO. That is the designation recorded for this NPI in the federal registry.
NPI registry
Marcus M. Lyon is listed at 11600 W 2Nd Pl, Lakewood, CO 80228. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (720) 321-0000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Marcus M. Lyon's National Provider Identifier is 1386093904. 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
Marcus M. Lyon attended Other, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
Marcus M. Lyon has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Marcus M. Lyon the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Marcus M. Lyon. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.