Dr. Jon B. Gardner, MD
- Medicare services, 2024
- 12,188
- Medicare patients, 2024
- 3,169
- Part D claims, 2024
- 9,040
- Hospital affiliations
- 4
- Industry payments
- $188
- 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. Gardner'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. Jon B. Gardner is an internist in Walla Walla, Washington
Dr. Gardner practices at Providence St. Mary Medical Center in Walla Walla, Washington, part of Providence Health & Services.
Dr. Gardner's NPI, 1447264841, was assigned on July 28, 2006. Dr. Gardner graduated from University of Washington School of Medicine in 1990. Dr. Gardner holds Washington license MD00033931.
- NPI
- 1447264841NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850454513
- NPI enumeration date
- July 28, 2006
- 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
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jon B. Gardner practices at Providence St. Mary Medical Center in Walla Walla, Washington
Dr. Gardner'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. Jon B. Gardner is affiliated with 7 sites of care and 1 medical group
Dr. Gardner's primary practice is Providence St. Mary Medical Center in Walla Walla, Washington, part of Providence Health & Services. Dr. Gardner is also affiliated with Prov Sacred Hrt Med Ctr & Childs Hosp. The medical group on file is Providence Medical Group - Southeast Washington (Walla Walla). Dmand AI also links Dr. Gardner to 2 more hospitals, 2 home health agencies and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jon B. Gardner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gardner practices, 7 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 |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jon B. Gardner is one of 2,689 internists in Washington
Internal medicine is Dr. Gardner's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Gardner is licensed in Washington.
Specialties and state licenses
- Internal medicine, WashingtonPrimary
Internists near Dr. Gardner
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Jon B. Gardner billed Medicare for 12,188 services in 2024
CMS data shows 12,188 Medicare services from Dr. Gardner across 26 procedure codes in 2024, for 3,169 Medicare patients. Medicare paid $307,879 for them.
Dr. Gardner's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 5,5372024: 5,550No change
- Drugs given in the office
- 2023: 3,6202024: 4,30519%
- Office and hospital visits
- 2023: 1,3622024: 1,2349%
- Other services
- 2023: 6942024: 1,04751%
- Surgery
- 2023: 442024: 409%
- Lab and pathology
- 2023: 122024: 12No change
Where Dr. Gardner's Medicare services took place, 2024
- In an office7,60562%
- In a facility4,58338%
Dr. Gardner compared with the Washington median for internists, 2024
- Dr. Gardner
- Washington median
- Medicare services
- 12,188vs 36433.5 times
- Medicare patients
- 3,169vs 16519.2 times
- Part D claims
- 8,330vs 18245.8 times
Medians across 2,604 internists in Washington with Dmand AI profiles that report each measure.
Dr. Gardner'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.
Need commercial claims for Dr. Gardner?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gardner and other internists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jon B. Gardner treated 3,169 Medicare patients in 2024, average age 77
CMS counts 3,169 Medicare patients who saw Dr. Gardner in 2024. The largest group is 75 to 84, with 1,180 patients. 75% of them have high blood pressure, and 71% have high cholesterol. 17% are also on Medicaid. Their average risk score is 1.44, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Gardner's median patient age at 74, with 50% women.
Dr. Gardner's Medicare patients by age, 2024
Dr. Gardner's Medicare patients by sex, 2024
- Women1,73955%
- Men1,43045%
Chronic conditions among Dr. Gardner's Medicare patients, 2024
- High blood pressure75%
- High cholesterol71%
- Arthritis51%
- Ischemic heart disease34%
- Diabetes32%
- Chronic kidney disease31%
- Mood disorders31%
- Atrial fibrillation30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gardner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jon B. Gardner wrote 9,040 Medicare Part D claims in 2024
In 2024, Dr. Gardner wrote 9,040 Medicare Part D claims for 593 patients. 86% of them were for generic drugs. CMS names the drug for 8,330 of them, across 144 drugs with 11 or more claims each, at $897,365 in total drug cost. In 2023, CMS named 7,457 claims across 137 drugs.
Dr. Gardner's Part D claims by kind of drug, 2024
- Generic7,794 claims86%
- Brand-name1,192 claims13%
- Other54 claims1%
Dr. Gardner'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.
Drug classes CMS tracks in Dr. Gardner's Part D claims, 2024
- Opioids3%300 of 9,040 claims
- Antibiotics2%149 of 9,040 claims
- Antipsychotics, patients 65 and over1%71 of 9,040 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 7,4572024: 8,33012%
Drugs named by CMS: 144 in 2024, 137 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
Dr. Jon B. Gardner ranks in the 68th percentile for removal of skin lesions in Medicare
Dr. Gardner accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 28 procedures of removal of skin lesions by Dr. Gardner, more than 68% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Gardner ranks in Medicare procedure volume
- Removal of skin lesions
- 68th percentile28 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of nail tissue: 1 to 10 procedures (CMS shows small counts as a range)
Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Jon B. Gardner received $188 in industry payments from 2016 to 2020
CMS Open Payments shows 5 general payments to Dr. Gardner from 4 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 92% of the total. Biosense Webster, Inc. paid the most, $131.
General payments to Dr. Gardner by program year, 2016 to 2020
General payments to Dr. Gardner by kind, 2016 to 2020
- Food and beverage$17392%
- Education$158%
Companies that paid Dr. Gardner the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jon B. Gardner graduated from University of Washington School of Medicine
Dr. Gardner graduated from University of Washington School of Medicine in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jon B. Gardner'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Jon B. Gardner
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. Jon B. Gardner's NPI number?
Dr. Jon B. Gardner's NPI number is 1447264841. It was assigned on July 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Jon B. Gardner?
Dr. Jon B. Gardner is an internist in Walla Walla, Washington. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jon B. Gardner practice?
Dr. Gardner practices at 401 W Poplar St, Walla Walla, WA 99362. Dr. Gardner's primary practice is Providence St. Mary Medical Center in Walla Walla, Washington, part of Providence Health & Services. Dmand AI also links Dr. Gardner to 2 hospitals, 2 home health agencies and 1 group practice or clinic.
What is Dr. Jon B. Gardner's office phone number?
The practice phone on file for Dr. Gardner is (509) 522-5900.
What is Dr. Jon B. Gardner's medical license number?
Dr. Gardner holds Washington license MD00033931.
Which hospitals is Dr. Jon B. Gardner affiliated with?
Dr. Gardner practices at Providence St. Mary Medical Center in Walla Walla, Washington. Dr. Gardner is also affiliated with Prov Sacred Hrt Med Ctr & Childs Hosp. Dmand AI links Dr. Gardner to 2 more hospitals.
What medical group is Dr. Jon B. Gardner part of?
Dr. Gardner is linked to Providence Medical Group - Southeast Washington (Walla Walla).
Does Dr. Jon B. Gardner accept Medicare?
Yes. CMS data shows Dr. Gardner billed Medicare for 12,188 services in 2024, and Dr. Gardner accepts Medicare assignment.
How many Medicare patients does Dr. Jon B. Gardner see?
CMS counts 3,169 Medicare patients who saw Dr. Gardner in 2024, with an average age of 77.
What services does Dr. Jon B. Gardner bill to Medicare?
In 2024, Dr. Gardner's most billed Medicare services were heart test or procedure (93010), injected or infused drug (J0897) and office visit, established patient (99214).
Show 4 more questionsShow fewer questions
Where did Dr. Jon B. Gardner go to medical school?
Dr. Gardner graduated from University of Washington School of Medicine in 1990.
What drugs does Dr. Jon B. Gardner prescribe most?
In 2024 Medicare Part D data, Dr. Gardner's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Omeprazole.
Has Dr. Jon B. Gardner received payments from drug or device companies?
CMS Open Payments shows $188 in general payments to Dr. Gardner from 4 companies from 2016 to 2020. The largest total came from Biosense Webster, Inc.
How long has Dr. Jon B. Gardner been practicing?
Dr. Gardner graduated from medical school in 1990, 36 years ago.
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