OLUWATOSIN AROWOSEGBE
NPI 1801487657
Nurse Practitioner - Psychiatric/Mental Health in Ellicott, MD
About Oluwatosin Arowosegbe NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OLUWATOSIN AROWOSEGBE (NPI 1801487657) is an individual psychiatric/mental health provider in Ellicott, Maryland, licensed in Maryland (R224003) and active in the NPI registry since February 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2020).
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 and accepts Medicare assignment
Oluwatosin Arowosegbe is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Oluwatosin Arowosegbe reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21230
- Reassigned Medicare billing, Maryland enrollment
- 5 clinicians in this Medicare group
Frederick, MD 21703
- Reassigned Medicare billing, Maryland enrollment
Riverdale, MD 20737
- Reassigned Medicare billing, Maryland enrollment
- 91 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.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21043 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Oluwatosin Arowosegbe's NPI number?
The NPI number for Oluwatosin Arowosegbe is 1801487657. It was assigned to this individual provider in the NPPES registry on February 2, 2021.
Where is Oluwatosin Arowosegbe located?
Oluwatosin Arowosegbe practices at 4380-B Montgomery Road #1004, Ellicott, MD 21043. The listed phone number is (443) 531-5152.
What is Oluwatosin Arowosegbe's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Oluwatosin Arowosegbe enrolled in Medicare?
Yes. Oluwatosin Arowosegbe is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Oluwatosin Arowosegbe's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Oluwatosin Arowosegbe reassigns Medicare benefits to 3 organizations: Exodus Behavioral Health LLC (Baltimore, MD), Innovative Mindset Mental Health Services (Frederick, MD) and Supportive Care Of Maryland LLC (Riverdale, MD). Each 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 Oluwatosin Arowosegbe'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 Oluwatosin Arowosegbe was last updated on April 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Oluwatosin Arowosegbe · NPI 1801487657
Psychiatric/Mental Health physician in Ellicott, Maryland. Individual provider, active in the CMS NPPES registry since February 2, 2021.
## Identity
- **NPI:** 1801487657 (Entity type: Individual)
- **Enumerated:** February 2, 2021
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** R224003 (Maryland)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4380-B MONTGOMERY ROAD #1004, Ellicott, MD 21043
- **Phone:** (443) 531-5152
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Exodus Behavioral Health LLC (NPI 1013535442, Baltimore, MD); Innovative Mindset Mental Health Services (NPI 1740856657, Frederick, MD); Supportive Care Of Maryland LLC (NPI 1447802616, Riverdale, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** April 29, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1801487657) · Data from the CMS NPPES public registry.