MRS. ABIGAEL O OLALEYE
NPI 1679190292
Nurse Practitioner - Psychiatric/Mental Health in Baltimore, MD
About Mrs. Abigael O Olaleye NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. ABIGAEL O OLALEYE (NPI 1679190292) is an individual psychiatric/mental health provider in Baltimore, Maryland, licensed in Maryland (R169859) and active in the NPI registry since June 2020. She is enrolled in Medicare PECOS, is affiliated with Sinai Hospital Of Baltimore, 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 (PECOS)
Mrs. Abigael O Olaleye is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Abigael Olaleye reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21215
- Reassigned Medicare billing, Maryland enrollment
- 664 clinicians in this Medicare group
Catonsville, MD 21228
- Reassigned Medicare billing, Maryland enrollment
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 4
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Sinai Hospital Of Baltimore
Acute Care Hospitals · Baltimore, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21215 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 21215
BALTIMORE, MD 21215
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 Abigael Olaleye's NPI number?
The NPI number for Abigael Olaleye is 1679190292. It was assigned to this individual provider in the NPPES registry on June 30, 2020.
Where is Abigael Olaleye located?
Abigael Olaleye practices at 2401 W Belvedere Ave, Baltimore, MD 21215. The listed phone number is (410) 601-5483.
What is Abigael Olaleye's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Abigael Olaleye enrolled in Medicare?
Yes. Abigael Olaleye is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Abigael Olaleye's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Abigael Olaleye reassigns Medicare benefits to 2 organizations: Sinai Hospital Of Baltimore Inc (Baltimore, MD) and End-Well Center (Catonsville, 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 Abigael Olaleye's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Abigael Olaleye affiliated with any hospitals?
According to CMS data, Abigael Olaleye is affiliated with Sinai Hospital Of Baltimore.
When was this NPI record last updated?
The NPPES record for Abigael Olaleye was last updated on April 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.
# Mrs. Abigael O Olaleye · NPI 1679190292
Psychiatric/Mental Health physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since June 30, 2020.
## Identity
- **NPI:** 1679190292 (Entity type: Individual)
- **Enumerated:** June 30, 2020
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** R169859 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 2401 W BELVEDERE AVE, Baltimore, MD 21215-5216
- **Phone:** (410) 601-5483 · **Fax:** (410) 601-9873
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Sinai Hospital Of Baltimore Inc (NPI 1376568998, Baltimore, MD); End-Well Center (NPI 1225822950, Catonsville, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** April 7, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1679190292) · Data from the CMS NPPES public registry.