Doctor Profile

Primary Care · Internal Medicine

John Addison

MD · Internal Medicine · University Of Washington School Of Medicine
22 S ADAMS ST
Denver, CO 80209
✓ Accepts Medicare 💻 Offers Telehealth 🎓 47+ Years Practicing
159
Medicare Patients / yr
6
Procedures Billed
47
Years Practicing
1
Hospital Affiliations
Data Source: Identity from NPPES (2026). Procedure & patient volume from CMS Medicare Provider Utilization & Payment Data (2023). Hospital affiliations from CMS Physician Compare. We display publicly reported data — no personal information required to view any of it.
Reviewed by: Wes Ward, Founder & Data Lead • View our methodology

Important: We are not affiliated with Medicare, CMS, or John Addison's practice. This page displays publicly available CMS data to help you research Medicare providers. We do not sell insurance or represent any insurance company. For official enrollment and complete plan information, visit Medicare.gov or call 1-800-MEDICARE.

Medicare Plans That Cover Dr. Addison

See which plans Dr. Addison accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Colorado, the fastest way to find a Medicare plan that covers Dr. Addison is to compare every Medicare Advantage and Part D plan available near 80209, CO — the Internal Medicine's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 80209, CO →

Or call the office at (303) 321-2452 to confirm acceptance directly.

What Dr. Addison Does

Dr. Addison served 159 Medicare patients across 328 services in the latest CMS reporting year. That's 70% below the average Internal Medicine in Colorado (532 patients across 911 doctors).

ProcedureServicesMedicare Patients
Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes (99350)8022
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)7133
Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes (99349)6316
Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes (99306)6358
Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes (99310)2917

How to read this: "Services" are the total times Dr. Addison billed Medicare for each procedure in the latest reporting year. "Patients" counts unique Medicare beneficiaries. Procedures are shown in plain English; the underlying HCPCS codes are available on request.

Hospital Affiliations

Dr. Addison is affiliated with 1 hospital in the CMS Physician Compare database. Hospital network status depends on your Medicare Advantage plan — always verify before enrolling.

Boulder Community Health

Boulder, CO
★★★★☆ 4/5 CMS Rating

Practice Location & Telehealth Readiness

Dr. Addison practices at the address below. If you're evaluating Medicare coverage, location matters for in-network access and — when Dr. Addison offers telehealth — broadband availability at your home matters for virtual visits.

Address: 22 S ADAMS ST, Denver, CO 80209
Phone: (303) 321-2452

Area Safety Grade

D-

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

27 min

Average commute time in this zip · 55% of residents drive to work. Practical context for patients deciding whether to make the trip. See the full neighborhood profile at BestNeighborhood.org.

Telehealth Readiness

58.1973

Households with fiber broadband — important for reliable virtual visits. Check your address at ISPReports.org.

Get directions on Google Maps →

Other Primary Care Doctors near 80209, CO

If Dr. Addison isn't accepting new patients or isn't in your plan's network, these are the closest primary care doctors near 80209, CO:

DoctorSpecialtyMedicare Patients / yrDistance
Jennifer WoldPhysician Assistant—<1 mi
Alexandra CapezzutoPhysician Assistant—<1 mi
Katie SnellNurse Practitioner106<1 mi
John W. SchultzInternal Medicine795<1 mi
Sarah J. StinsonPhysician Assistant215<1 mi
Bradley QualizzaPhysician Assistant312<1 mi

View all primary care doctors near 80209, CO →

How to Use This Information

Choosing a Medicare plan that covers Dr. Addison takes three steps:

Compare Medicare Plans near 80209, CO → All Doctors near 80209, CO

John Addison: Common Questions

Does Dr. Addison accept Medicare?
Yes. Dr. Addison is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Addison depends on that plan's provider network. Compare Medicare plans near 80209, CO →
Where is Dr. Addison's office?
Dr. Addison practices at 22 S ADAMS ST, Denver, CO 80209. Phone: (303) 321-2452.
What Medicare plans does Dr. Addison accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (303) 321-2452 to confirm your specific plan is accepted, or compare all Medicare plans near 80209, CO to see available options.
Does Dr. Addison offer telehealth visits?
Dr. Addison is registered with Medicare as offering telehealth services. Most Medicare Advantage plans cover telehealth visits at the same or similar cost as in-person visits. Check broadband availability in your area to ensure reliable connectivity for video visits.
How experienced is Dr. Addison?
Dr. Addison graduated in 1979 and has been practicing for approximately 47 years. In the latest CMS reporting year, Dr. Addison treated 159 Medicare patients across 6 distinct procedure types.
How do I know if Dr. Addison is in-network for my Medicare plan?
Network status varies by plan. The best verification steps: (1) check your plan's provider directory at the carrier's website, (2) call the office at (303) 321-2452 and ask which plans they currently accept, and (3) call the number on the back of your Medicare card. Print our doctor questions checklist →

About the Reviewer

Wes Ward

Wes Ward

Founder & Data Lead

Wes Ward reviews all doctor profiles and methodology for data accuracy. Every Medicare provider page on this site — including the utilization statistics, hospital affiliations, and geocoded practice address — goes through his data-validation pipeline before publication. We display only publicly available CMS data; you never need to enter personal information to see any of it.

With 25+ years in data analytics — including work with highly regulated genomic data at Ancestry.com — Wes brings enterprise-level rigor to healthcare transparency. He is also a co-founder of BestNeighborhood.org (neighborhood data), CrimeGrade.org (block-level safety analytics), and ISPReports.org (broadband availability for telehealth). Those sister sites power the location and telehealth-readiness context on this page.

View full profile → • LinkedIn

Data sources: CMS NPPES (2026), CMS Medicare Provider Utilization & Payment Data (2023), CMS Physician Compare, CrimeGrade.org, BestNeighborhood.org, ISPReports.org. This page is for informational purposes only. Always verify coverage directly with the plan and practice. Read our full methodology → • Privacy policy

Medicare Resources

Choosing the right Medicare plan involves more than just doctor coverage. These guides help you evaluate the full picture:

Medicare Plans for Conditions Treated by Primary Care Specialists

See which Medicare plans score highest for conditions commonly managed by this specialty in 80209, CO:

Does your Medicare plan cover Dr. Addison?

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