KATHARINE OUTEN CRNP
NPI 1104478114
Nurse Practitioner - Acute Care in Baltimore, MD
About Katharine Outen Crnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHARINE OUTEN CRNP (NPI 1104478114) is an individual acute care provider in Baltimore, Maryland, licensed in Maryland (R186939) and active in the NPI registry since July 2019. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Katharine Outen Crnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Katharine Outen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Baltimore, MD 21201
- Reassigned Medicare billing, Maryland enrollment
- 201 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21201 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BALTIMORE, MD 21201
BALTIMORE, MD 21201
BALTIMORE, MD 21201
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Katharine Outen's NPI number?
The NPI number for Katharine Outen is 1104478114. It was assigned to this individual provider in the NPPES registry on July 10, 2019.
Where is Katharine Outen located?
Katharine Outen practices at 22 S Greene St, Baltimore, MD 21201. The listed phone number is (410) 328-8667.
What is Katharine Outen's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Katharine Outen enrolled in Medicare?
Yes. Katharine Outen is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Katharine Outen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katharine Outen reassigns Medicare benefits to University Of Maryland Surgical Associates, PA (Baltimore, MD). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Katharine Outen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Katharine Outen was last updated on July 10, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Katharine Outen, CRNP · NPI 1104478114
Acute Care physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since July 10, 2019.
## Identity
- **NPI:** 1104478114 (Entity type: Individual)
- **Enumerated:** July 10, 2019
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** R186939 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 22 S GREENE ST, Baltimore, MD 21201-1590
- **Phone:** (410) 328-8667
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** University Of Maryland Surgical Associates, PA (NPI 1962417634, Baltimore, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 10, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1104478114) · Data from the CMS NPPES public registry.