Dr. Marisa Caitlin Penn, MD
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2022
- Practice address
- 4228 Wisconsin Avenue, NW, Washington, DC 20016
- Practice phone
- Call (202) 885-5600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Penn'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 Caitlin Penn is a psychiatrist in Washington, District of Columbia
Dr. Penn practices at The Psychiatric Institute of Washington in Washington, District of Columbia, part of Universal Health Services.
Dr. Penn's NPI, 1881335297, was assigned on April 7, 2022. Dr. Penn graduated from University of Southern California Keck School of Medicine in 2022. Dr. Penn holds District of Columbia license MD500002558.
- NPI
- 1881335297NPI Registry (opens in a new tab)
- NPI enumeration date
- April 7, 2022
- NPI status
- Active
- Practice phone
- (202) 885-5600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Marisa Caitlin Penn practices at The Psychiatric Institute of Washington in Washington, District of Columbia
Dr. Penn's primary practice is The Psychiatric Institute of Washington, at 4228 Wisconsin Avenue, NW, Washington, DC 20016 in The District County. The practice phone is (202) 885-5600.
- The Psychiatric Institute of Washington4228 Wisconsin Avenue, NW, Washington, DC 20016 · The District CountyPhone(202) 885-5600
Source: Dmand AI Affiliation Data
Dr. Marisa Caitlin Penn is affiliated with 2 sites of care and 1 medical group
Dr. Penn's primary practice is The Psychiatric Institute of Washington in Washington, District of Columbia, part of Universal Health Services. The medical group on file is Psychiatric Institute of Washington. Dmand AI also links Dr. Penn to 1 more group practice or clinic, named with a free account. Dr. Penn's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Marisa Caitlin Penn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Penn practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Psychiatric Institute of Washington | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Universal Health Services and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Marisa Caitlin Penn is one of 220 psychiatrists in District of Columbia
Psychiatry is Dr. Penn's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Penn is licensed in District of Columbia.
Specialties and state licenses
- Psychiatry, District of ColumbiaPrimary
Psychiatrists near Dr. Penn
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. Marisa Caitlin Penn's patients have a median age of 32
Across all payers, Dmand AI patient panel data puts Dr. Penn's median patient age at 32, with 50% women.
Dr. Penn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 32
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Marisa Caitlin Penn graduated from University of Southern California Keck School of Medicine
Dr. Penn graduated from University of Southern California Keck School of Medicine in 2022.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Marisa Caitlin Penn'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 Caitlin Penn
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 Caitlin Penn's NPI number?
Dr. Marisa Caitlin Penn's NPI number is 1881335297. It was assigned on April 7, 2022, and it is active in the NPI Registry.
What kind of doctor is Dr. Marisa Caitlin Penn?
Dr. Marisa Caitlin Penn is a psychiatrist in Washington, District of Columbia. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Marisa Caitlin Penn practice?
Dr. Penn practices at 4228 Wisconsin Avenue, NW, Washington, DC 20016. Dr. Penn's primary practice is The Psychiatric Institute of Washington in Washington, District of Columbia, part of Universal Health Services. Dmand AI also links Dr. Penn to 1 group practice or clinic.
What is Dr. Marisa Caitlin Penn's office phone number?
The practice phone on file for Dr. Penn is (202) 885-5600.
What is Dr. Marisa Caitlin Penn's medical license number?
Dr. Penn holds District of Columbia license MD500002558.
Which hospitals is Dr. Marisa Caitlin Penn affiliated with?
Dr. Penn practices at The Psychiatric Institute of Washington in Washington, District of Columbia.
What medical group is Dr. Marisa Caitlin Penn part of?
Dr. Penn is linked to Psychiatric Institute of Washington.
Where did Dr. Marisa Caitlin Penn go to medical school?
Dr. Penn graduated from University of Southern California Keck School of Medicine in 2022.
How long has Dr. Marisa Caitlin Penn been practicing?
Dr. Penn graduated from medical school in 2022, 4 years ago.
Selling to psychiatry practices?
See psychiatrists in District of Columbia by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card