Dr. Catherine Julia Gisi, MD
- Medicare services, 2024
- 438
- Medicare patients, 2024
- 112
- Part D claims, 2024
- 199
- Hospital affiliations
- 2
- Industry payments
- $1,798
- Practice address
- 10180 Se Sunnyside Road, Clackamas, OR 97015
- Practice phone
- Call (503) 652-2880
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gisi's professional email, personal email and mobile number
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Dr. Catherine Julia Gisi is an internist in Clackamas, Oregon
Dr. Gisi practices at Kaiser Permanente Sunnyside Medical Center in Clackamas, Oregon, part of Kaiser Permanente.
Dr. Gisi's NPI, 1699272195, was assigned on April 11, 2018. Dr. Gisi graduated from University of Nevada School of Medicine in 2018. Dr. Gisi holds California license A165312.
- NPI
- 1699272195NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1456739176
- NPI enumeration date
- April 11, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (503) 652-2880
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Catherine Julia Gisi practices at Kaiser Permanente Sunnyside Medical Center in Clackamas, Oregon
Dr. Gisi's primary practice is Kaiser Permanente Sunnyside Medical Center, at 10180 Se Sunnyside Road, Clackamas, OR 97015 in Clackamas County. The practice phone is (503) 652-2880.
- Kaiser Permanente Sunnyside Medical Center10180 Se Sunnyside Road, Clackamas, OR 97015 · Clackamas CountyPhone(503) 652-2880
Source: Dmand AI Affiliation Data
Dr. Catherine Julia Gisi is affiliated with 2 sites of care and 2 medical groups
Dr. Gisi's primary practice is Kaiser Permanente Sunnyside Medical Center in Clackamas, Oregon, part of Kaiser Permanente. Dr. Gisi is also affiliated with Harbor-UCLA Medical Center. The medical group on file is Kaiser Permanente Northwest. Dmand AI also links Dr. Gisi to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Catherine Julia Gisi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gisi practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente Sunnyside Medical Center | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Catherine Julia Gisi is one of 1,680 internists in Oregon
Internal medicine is Dr. Gisi's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Gisi is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Gisi
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. Catherine Julia Gisi billed Medicare for 438 services in 2024
CMS data shows 438 Medicare services from Dr. Gisi across 5 procedure codes in 2024, for 112 Medicare patients. Medicare paid $34,630 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Gisi's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9762024: 43855%
Dr. Gisi compared with the Oregon median for internists, 2024
- Dr. Gisi
- Oregon median
- Medicare services
- 438vs 30046% above
- Medicare patients
- 112vs 13215% below
- Part D claims
- 39vs 22282% below
Medians across 1,791 internists in Oregon with Dmand AI profiles that report each measure.
Dr. Gisi'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Catherine Julia Gisi treated 112 Medicare patients in 2024, average age 78
CMS counts 112 Medicare patients who saw Dr. Gisi in 2024. The largest group is 75 to 84, with 49 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 31% are also on Medicaid. Their average risk score is 2.82, 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. Gisi's median patient age at 71, with 55% women.
Dr. Gisi's Medicare patients by age, 2024
Dr. Gisi's Medicare patients by sex, 2024
- Women5953%
- Men5347%
Chronic conditions among Dr. Gisi's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Ischemic heart disease54%
- Chronic kidney disease51%
- Heart failure45%
- Mood disorders44%
- Depression43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gisi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Catherine Julia Gisi wrote 199 Medicare Part D claims in 2024
In 2024, Dr. Gisi wrote 199 Medicare Part D claims for 89 patients. 82% of them were for generic drugs. CMS names the drug for 39 of them, across 3 drugs with 11 or more claims each, at $290 in total drug cost. In 2023, CMS named 110 claims across 7 drugs.
Dr. Gisi's Part D claims by kind of drug, 2024
- Generic164 claims82%
- Brand-name and other35 claims18%
Dr. Gisi'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. Gisi's Part D claims, 2024
- Antibiotics19%38 of 199 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: 1102024: 3965%
Drugs named by CMS: 3 in 2024, 7 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. Catherine Julia Gisi takes part in Medicare
Dr. Gisi 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. Catherine Julia Gisi received $1,798 in industry payments from 2020 to 2025
CMS Open Payments shows 88 general payments to Dr. Gisi from 15 drug and device companies from 2020 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $358.
General payments to Dr. Gisi by program year, 2020 to 2025
Companies that paid Dr. Gisi the most, 2020 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Catherine Julia Gisi graduated from University of Nevada School of Medicine
Dr. Gisi graduated from University of Nevada School of Medicine in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Catherine Julia Gisi'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) |
| 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. Catherine Julia Gisi
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. Catherine Julia Gisi's NPI number?
Dr. Catherine Julia Gisi's NPI number is 1699272195. It was assigned on April 11, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Catherine Julia Gisi?
Dr. Catherine Julia Gisi is an internist in Clackamas, Oregon. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Catherine Julia Gisi practice?
Dr. Gisi practices at 10180 Se Sunnyside Road, Clackamas, OR 97015. Dr. Gisi's primary practice is Kaiser Permanente Sunnyside Medical Center in Clackamas, Oregon, part of Kaiser Permanente. Dmand AI also links Dr. Gisi to 1 medical group.
What is Dr. Catherine Julia Gisi's office phone number?
The practice phone on file for Dr. Gisi is (503) 652-2880.
What is Dr. Catherine Julia Gisi's medical license number?
Dr. Gisi holds California license A165312.
Which hospitals is Dr. Catherine Julia Gisi affiliated with?
Dr. Gisi practices at Kaiser Permanente Sunnyside Medical Center in Clackamas, Oregon. Dr. Gisi is also affiliated with Harbor-UCLA Medical Center.
What medical group is Dr. Catherine Julia Gisi part of?
Dr. Gisi is linked to Kaiser Permanente Northwest. Dmand AI links Dr. Gisi to 1 more medical group.
Does Dr. Catherine Julia Gisi accept Medicare?
Yes. CMS data shows Dr. Gisi billed Medicare for 438 services in 2024, and Dr. Gisi accepts Medicare assignment.
How many Medicare patients does Dr. Catherine Julia Gisi see?
CMS counts 112 Medicare patients who saw Dr. Gisi in 2024, with an average age of 78.
What services does Dr. Catherine Julia Gisi bill to Medicare?
In 2024, Dr. Gisi's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99239).
Show 4 more questionsShow fewer questions
Where did Dr. Catherine Julia Gisi go to medical school?
Dr. Gisi graduated from University of Nevada School of Medicine in 2018.
What drugs does Dr. Catherine Julia Gisi prescribe most?
In 2024 Medicare Part D data, Dr. Gisi's most prescribed drugs by claims were Cefdinir, Atorvastatin Calcium and Losartan Potassium.
Has Dr. Catherine Julia Gisi received payments from drug or device companies?
CMS Open Payments shows $1,798 in general payments to Dr. Gisi from 15 companies from 2020 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Catherine Julia Gisi been practicing?
Dr. Gisi graduated from medical school in 2018, 8 years ago.
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