Dr. Michael N. Marcus, MD
- Part D claims, 2024
- 123
- Industry payments
- $18
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- 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. Marcus' 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. Michael N. Marcus is a psychiatrist in Portland, Oregon
Dr. Marcus practices at Kaiser Foundation Health Plan of the Northwest in Portland, Oregon.
Dr. Marcus' NPI, 1225013956, was assigned on December 15, 2005. Dr. Marcus graduated from Albany Medical College of Union University in 1986. Dr. Marcus holds Delaware license C10004933.
- NPI
- 1225013956NPI Registry (opens in a new tab)
- NPI enumeration date
- December 15, 2005
- NPI status
- Active
- Practice phone
- (503) 813-2440
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Michael N. Marcus practices at Kaiser Foundation Health Plan of the Northwest in Portland, Oregon
Dr. Marcus' 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. Michael N. Marcus is affiliated with 2 sites of care and 1 medical group
Dr. Marcus' 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. Marcus to 1 more group practice or clinic, 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. Michael N. Marcus' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Marcus practices. 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 |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael N. Marcus is one of 503 psychiatrists in Oregon
Psychiatry is Dr. Marcus' primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Marcus is licensed in Delaware.
Specialties and state licenses
- Psychiatry, DelawarePrimary
Psychiatrists near Dr. Marcus
Counts of psychiatrists 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. Michael N. Marcus' patients have a median age of 47
Across all payers, Dmand AI patient panel data puts Dr. Marcus' median patient age at 47, with 56% women.
Dr. Marcus' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 47
Patient panel by sex, all payers
- Women56%
- Men44%
Source: Dmand AI Patient Panel Data
Dr. Michael N. Marcus wrote 123 Medicare Part D claims in 2024
In 2024, Dr. Marcus wrote 123 Medicare Part D claims for 18 patients. 100% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $666 in total drug cost. In 2023, CMS named 32 claims across 2 drugs.
Dr. Marcus' 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. Marcus' Part D claims, 2024
- Antipsychotics, patients 65 and over11%14 of 123 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: 322024: 1166%
Drugs named by CMS: 1 in 2024, 2 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
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Dr. Michael N. Marcus received $18 in industry payments in 2017
CMS Open Payments shows 1 general payment to Dr. Marcus from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Shire North American Group Inc paid the most, $18.
Companies that paid Dr. Marcus the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael N. Marcus graduated from Albany Medical College of Union University
Dr. Marcus graduated from Albany Medical College of Union University in 1986.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael N. Marcus'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 Data |
| 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) |
| 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. Michael N. Marcus
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. Michael N. Marcus' NPI number?
Dr. Michael N. Marcus' NPI number is 1225013956. It was assigned on December 15, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael N. Marcus?
Dr. Michael N. Marcus is a psychiatrist in Portland, Oregon. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Michael N. Marcus practice?
Dr. Marcus practices at 500 NE Multnomah St, Portland, OR 97232. Dr. Marcus' primary practice is Kaiser Foundation Health Plan of the Northwest in Portland, Oregon. Dmand AI also links Dr. Marcus to 1 group practice or clinic.
What is Dr. Michael N. Marcus' office phone number?
The practice phone on file for Dr. Marcus is (503) 813-2440.
What is Dr. Michael N. Marcus' medical license number?
Dr. Marcus holds Delaware license C10004933.
What medical group is Dr. Michael N. Marcus part of?
Dr. Marcus is linked to Kaiser Permanente Northwest.
Where did Dr. Michael N. Marcus go to medical school?
Dr. Marcus graduated from Albany Medical College of Union University in 1986.
What drugs does Dr. Michael N. Marcus prescribe most?
In 2024 Medicare Part D data, Dr. Marcus' most prescribed drugs by claims were Dexmethylphenidate HCl.
Has Dr. Michael N. Marcus received payments from drug or device companies?
CMS Open Payments shows $18 in general payments to Dr. Marcus from 1 company from 2017 to 2017. The largest total came from Shire North American Group Inc.
How long has Dr. Michael N. Marcus been practicing?
Dr. Marcus graduated from medical school in 1986, 40 years ago.
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