Dr. Marisa Simon, MD
- Medicare patients, 2024
- 16
- Part D claims, 2024
- 542
- Affiliated sites
- 2
- Medical groups
- 2
- State licenses
- 2
- Practice address
- 500 NE Multnomah St, Portland, OR 97232
- Practice phone
- Call (503) 813-2440
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Foundation Health Plan of the Northwest
Portland, Oregon
Find Dr. Simon'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. Marisa Simon is an internist in Portland, Oregon
Dr. Simon practices at Kaiser Foundation Health Plan of the Northwest in Portland, Oregon.
Dr. Simon's NPI, 1992326136, was assigned on April 28, 2020. Dr. Simon graduated from University of Texas at Austin Dell Medical School in 2020. Dr. Simon holds Oregon license MD213287.
- NPI
- 1992326136NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0345644548
- NPI enumeration date
- April 28, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (503) 813-2440
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Marisa Simon practices at Kaiser Foundation Health Plan of the Northwest in Portland, Oregon
Dr. Simon's primary practice is Kaiser Foundation Health Plan of the Northwest, at 500 NE Multnomah St, Portland, OR 97232 in Multnomah County. The practice phone is (503) 813-2440.
- Kaiser Foundation Health Plan of the Northwest500 NE Multnomah St, Portland, OR 97232 · Multnomah CountyPhone(503) 813-2440
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Marisa Simon is affiliated with 3 sites of care and 2 medical groups
Dr. Simon's primary practice is Kaiser Foundation Health Plan of the Northwest in Portland, Oregon. The medical group on file is Kaiser Permanente Northwest. Dmand AI also links Dr. Simon to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Marisa Simon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Simon practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Foundation Health Plan of the Northwest | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Marisa Simon is one of 1,680 internists in Oregon
Internal medicine is Dr. Simon's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Simon's licenses on file in 2 states: Oregon and Texas.
Specialties and state licenses
- Internal medicine, OregonPrimary
- Texas license
Internists near Dr. Simon
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. Marisa Simon treated 16 Medicare patients in 2024, average age 68
CMS counts 16 Medicare patients who saw Dr. Simon in 2024. 75% of them have high blood pressure. Their average risk score is 1.00, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Simon's median patient age at 40, with 62% women.
Chronic conditions among Dr. Simon's Medicare patients, 2024
- High blood pressure75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Simon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 40
Patient panel by sex, all payers
- Women62%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Marisa Simon wrote 542 Medicare Part D claims in 2024
In 2024, Dr. Simon wrote 542 Medicare Part D claims for 347 patients. 88% of them were for generic drugs. CMS names the drug for 339 of them, across 16 drugs with 11 or more claims each, at $4,865 in total drug cost.
Dr. Simon's Part D claims by kind of drug, 2024
- Generic479 claims88%
- Brand-name and other63 claims12%
Dr. Simon'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. Simon's Part D claims, 2024
- Opioids4%19 of 542 claims
- Antibiotics32%173 of 542 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Marisa Simon offers telehealth to Medicare patients
Dr. Simon accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Simon as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Marisa Simon graduated from University of Texas at Austin Dell Medical School
Dr. Simon graduated from University of Texas at Austin Dell Medical School in 2020.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Marisa Simon'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| 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) |
| 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. Marisa Simon
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. Marisa Simon's NPI number?
Dr. Marisa Simon's NPI number is 1992326136. It was assigned on April 28, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Marisa Simon?
Dr. Marisa Simon is an internist in Portland, Oregon. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Marisa Simon practice?
Dr. Simon practices at 500 NE Multnomah St, Portland, OR 97232. Dr. Simon's primary practice is Kaiser Foundation Health Plan of the Northwest in Portland, Oregon. Dmand AI also links Dr. Simon to 2 group practices and clinics and 1 medical group.
What is Dr. Marisa Simon's office phone number?
The practice phone on file for Dr. Simon is (503) 813-2440.
What is Dr. Marisa Simon's medical license number?
Dr. Simon holds Oregon license MD213287, one of the licenses on file in 2 states.
Which states has Dr. Marisa Simon been licensed in?
Dmand AI has state licenses on file for Dr. Simon in Oregon and Texas.
What medical group is Dr. Marisa Simon part of?
Dr. Simon is linked to Kaiser Permanente Northwest. Dmand AI links Dr. Simon to 1 more medical group.
Does Dr. Marisa Simon accept Medicare?
Yes. CMS lists Dr. Simon as accepting Medicare assignment.
Does Dr. Marisa Simon offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Simon as offering telehealth services.
How many Medicare patients does Dr. Marisa Simon see?
CMS counts 16 Medicare patients who saw Dr. Simon in 2024, with an average age of 68.
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Where did Dr. Marisa Simon go to medical school?
Dr. Simon graduated from University of Texas at Austin Dell Medical School in 2020.
What drugs does Dr. Marisa Simon prescribe most?
In 2024 Medicare Part D data, Dr. Simon's most prescribed drugs by claims were Doxycycline Monohydrate, Meloxicam and Fluticasone Propionate.
How long has Dr. Marisa Simon been practicing?
Dr. Simon graduated from medical school in 2020, 6 years ago.
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