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Dr. Charles Thomas Koon, MD
NPI1467815886PAC ID8325385719
- Medicare services, 2024
- 386
- Medicare patients, 2024
- 276
- Part D claims, 2024
- 157
- Publications
- 1
- Hospital affiliations
- 5
- Practice address
- 401 W Poplar St, Walla Walla, WA 99362
- Practice phone
- Call (509) 522-5900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Koon's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Charles Thomas Koon is a hospitalist in Walla Walla, Washington
Dr. Koon practices at Providence St. Mary Medical Center in Walla Walla, Washington, part of Providence Health & Services.
Dr. Koon's NPI, 1467815886, was assigned on April 2, 2016. Dr. Koon holds Washington license MD61016069.
NPI and contact details
- NPI
- 1467815886NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325385719
- NPI enumeration date
- April 2, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (509) 522-5900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Charles Thomas Koon practices at Providence St. Mary Medical Center in Walla Walla, Washington
Dr. Koon's primary practice is Providence St. Mary Medical Center, at 401 W Poplar St, Walla Walla, WA 99362 in Walla Walla County. The practice phone is (509) 522-5900.
- Providence St. Mary Medical Center401 W Poplar St, Walla Walla, WA 99362 · Walla Walla CountyPhone(509) 522-5900
Source: Dmand AI Affiliation Data
Dr. Charles Thomas Koon is affiliated with 5 sites of care and 1 medical group
Dr. Koon's primary practice is Providence St. Mary Medical Center in Walla Walla, Washington, part of Providence Health & Services. Dr. Koon is also affiliated with Kadlec Regional Medical Center. The medical group on file is Providence Medical Group - Southeast Washington (Walla Walla). Dmand AI also links Dr. Koon to 3 more hospitals, each named with a free account.
Kadlec Regional Medical CenterProvidence Medical Group - Southeast Washington (Walla Walla)3 hospitalsNames with a free account
See all 6 affiliations for Dr. KoonSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Charles Thomas Koon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Koon practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Providence St. Mary Medical Center | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Charles Thomas Koon is one of 766 hospitalists in Washington
Hospitalist is Dr. Koon's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Koon is licensed in Washington.
Specialties and state licenses
- Hospitalist, WashingtonPrimary
Hospitalists near Dr. Koon
Counts of hospitalists with a Dmand AI profile, by place and practice. Each opens the list.
766hospitalists in Washington
2hospitalists in Walla Walla
4hospitalists at Providence St. Mary Medical CenterSources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Charles Thomas Koon billed Medicare for 386 services in 2024
CMS data shows 386 Medicare services from Dr. Koon across 7 procedure codes in 2024, for 276 Medicare patients. Medicare paid $36,888 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024386
Medicare patients276
Paid by Medicare$36,888
Procedure codes7
Dr. Koon's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5982024: 38635%
Dr. Koon compared with the Washington median for hospitalists, 2024
- Dr. Koon
- Washington median
- Medicare services
- 386vs 31423% above
- Medicare patients
- 276vs 15776% above
- Part D claims
- 23vs 4043% below
Medians across 696 hospitalists in Washington with Dmand AI profiles that report each measure.
Dr. Koon's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Koon and other hospitalists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Charles Thomas Koon treated 276 Medicare patients in 2024, average age 79
CMS counts 276 Medicare patients who saw Dr. Koon in 2024. The largest group is 75 to 84, with 93 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 1.97, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Koon's median patient age at 70, with 53% women.
Medicare patients, 2024276
Average age79
Average risk score1.97
Also on Medicaid26%
Dr. Koon's Medicare patients by age, 2024
Dr. Koon's Medicare patients by sex, 2024
- Women15757%
- Men11943%
Chronic conditions among Dr. Koon's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Heart failure54%
- Arthritis53%
- Ischemic heart disease51%
- Mood disorders48%
- Depression47%
- Chronic kidney disease46%
Share of Medicare patients with each condition. A patient can have several.
Dr. Koon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Charles Thomas Koon wrote 157 Medicare Part D claims in 2024
In 2024, Dr. Koon wrote 157 Medicare Part D claims for 37 patients. 79% of them were for generic drugs. CMS names the drug for 23 of them, across 2 drugs with 11 or more claims each, at $240 in total drug cost. In 2023, CMS named 159 claims across 10 drugs.
Part D claims, 2024157
Drugs named by CMS2
Total drug cost$240
Part D patients37
Dr. Koon's Part D claims by kind of drug, 2024
- Generic124 claims79%
- Brand-name33 claims21%
Dr. Koon's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1592024: 2386%
Drugs named by CMS: 2 in 2024, 10 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Charles Thomas Koon takes part in Medicare
Dr. Koon accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Charles Thomas Koon has 1 publication on record
Dmand AI links 1 paper to Dr. Koon in 2016. Dr. Koon's most frequent co-authors are Patrick Mahony Foye, MD and Sanjay Kumbar, MD.
Papers1
Dr. Koon's most frequent co-authors
Recent publications by Dr. Koon
See who Dr. Koon researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Koon works with, so you can find a warm path to the right hospitalists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Charles Thomas Koon received $106 in industry payments in 2024
CMS Open Payments shows 1 general payment to Dr. Koon from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Abiomed paid the most, $106.
Companies that paid Dr. Koon the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Charles Thomas Koon's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Charles Thomas Koon
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Charles Thomas Koon's NPI number?
Dr. Charles Thomas Koon's NPI number is 1467815886. It was assigned on April 2, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Charles Thomas Koon?
Dr. Charles Thomas Koon is a hospitalist in Walla Walla, Washington. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Charles Thomas Koon practice?
Dr. Koon practices at 401 W Poplar St, Walla Walla, WA 99362. Dr. Koon's primary practice is Providence St. Mary Medical Center in Walla Walla, Washington, part of Providence Health & Services. Dmand AI also links Dr. Koon to 3 hospitals.
What is Dr. Charles Thomas Koon's office phone number?
The practice phone on file for Dr. Koon is (509) 522-5900.
What is Dr. Charles Thomas Koon's medical license number?
Dr. Koon holds Washington license MD61016069.
Which hospitals is Dr. Charles Thomas Koon affiliated with?
Dr. Koon practices at Providence St. Mary Medical Center in Walla Walla, Washington. Dr. Koon is also affiliated with Kadlec Regional Medical Center. Dmand AI links Dr. Koon to 3 more hospitals.
What medical group is Dr. Charles Thomas Koon part of?
Dr. Koon is linked to Providence Medical Group - Southeast Washington (Walla Walla).
Does Dr. Charles Thomas Koon accept Medicare?
Yes. CMS data shows Dr. Koon billed Medicare for 386 services in 2024, and Dr. Koon accepts Medicare assignment.
How many Medicare patients does Dr. Charles Thomas Koon see?
CMS counts 276 Medicare patients who saw Dr. Koon in 2024, with an average age of 79.
What services does Dr. Charles Thomas Koon bill to Medicare?
In 2024, Dr. Koon's most billed Medicare services were hospital inpatient care (99223), hospital inpatient care (99222) and hospital inpatient care (99232).
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What drugs does Dr. Charles Thomas Koon prescribe most?
In 2024 Medicare Part D data, Dr. Koon's most prescribed drugs by claims were Clopidogrel and Atorvastatin Calcium.
Has Dr. Charles Thomas Koon received payments from drug or device companies?
CMS Open Payments shows $106 in general payments to Dr. Koon from 1 company from 2024 to 2024. The largest total came from Abiomed.
How long has Dr. Charles Thomas Koon been practicing?
Dr. Koon graduated from medical school in 2015, 11 years ago.
Does Dr. Charles Thomas Koon do research?
Dmand AI links 1 publication to Dr. Koon.
Who does Dr. Charles Thomas Koon publish with?
Dr. Koon's most frequent co-authors are Patrick Mahony Foye, MD (1 shared paper) and Sanjay Kumbar, MD (1 shared paper).
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