Darren Marshall Janzen, PsyD
- MIPS score, 2024
- 99
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 1400 SW 5th Ave, Portland, OR 97201
- Practice phone
- Call (503) 494-8311
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University Professional Services
Portland, Oregon
Find Darren Janzen'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.
Darren Marshall Janzen is a clinical psychologist in Portland, Oregon
Darren Janzen practices at University Professional Services in Portland, Oregon.
Darren Janzen's NPI, 1548393689, was assigned on March 14, 2007. Darren Janzen holds Idaho license PSY-202344.
- NPI
- 1548393689NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1557468584
- NPI enumeration date
- March 14, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (503) 494-8311
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Darren Marshall Janzen practices at University Professional Services in Portland, Oregon
Darren Janzen's primary practice is University Professional Services, at 1400 SW 5th Ave, Portland, OR 97201 in Multnomah County. The practice phone is (503) 494-8311.
- University Professional Services1400 SW 5th Ave, Portland, OR 97201 · Multnomah CountyPhone(503) 494-8311
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Darren Marshall Janzen is affiliated with 2 sites of care and 1 medical group
Darren Janzen's primary practice is University Professional Services in Portland, Oregon. The medical group on file is Oregon Health & Science University (OHSU). Dmand AI also links Darren Janzen 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 Darren Marshall Janzen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Darren Janzen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Professional Services | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Darren Marshall Janzen is one of 419 clinical psychologists in Oregon
Clinical is Darren Janzen's primary specialty in the NPI Registry, under taxonomy code 103TC0700X. Darren Janzen is licensed in Idaho.
Specialties and state licenses
- Clinical psychologist, IdahoPrimary
Clinical psychologists near Darren Janzen
Counts of clinical psychologists 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
Darren Marshall Janzen's patients have a median age of 9
Across all payers, Dmand AI patient panel data puts Darren Janzen's median patient age at 9, with 50% women.
Darren Janzen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 9
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Darren Marshall Janzen scored 99 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 99 out of 100 for Darren Janzen for performance year 2024, reported through an alternative payment model (APM). Darren Janzen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Darren Janzen's MIPS scores, performance year 2024
- 99of 100Final score
- 84.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
Sources for Darren Marshall Janzen'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 |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (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 Darren Marshall Janzen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Darren Marshall Janzen's NPI number?
Darren Marshall Janzen's NPI number is 1548393689. It was assigned on March 14, 2007, and it is active in the NPI Registry.
What does Darren Marshall Janzen specialize in?
Darren Marshall Janzen is a clinical psychologist in Portland, Oregon. The primary specialty in the NPI Registry is Clinical Psychologist (taxonomy code 103TC0700X).
Where does Darren Marshall Janzen practice?
Darren Janzen practices at 1400 SW 5th Ave, Portland, OR 97201. Darren Janzen's primary practice is University Professional Services in Portland, Oregon. Dmand AI also links Darren Janzen to 1 group practice or clinic.
What is Darren Marshall Janzen's office phone number?
The practice phone on file for Darren Janzen is (503) 494-8311.
What is Darren Marshall Janzen's medical license number?
Darren Janzen holds Idaho license PSY-202344.
What medical group is Darren Marshall Janzen part of?
Darren Janzen is linked to Oregon Health & Science University (OHSU).
Does Darren Marshall Janzen accept Medicare?
Yes. CMS lists Darren Janzen as accepting Medicare assignment.
What is Darren Marshall Janzen's MIPS score?
Darren Janzen's MIPS final score for performance year 2024 is 99 out of 100, reported through an alternative payment model (APM).
How long has Darren Marshall Janzen been practicing?
Darren Janzen graduated from medical school in 2005, 21 years ago.
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