MRS. OLAYEMI O JOHNSON PMHNP
NPI 1003503103
Nurse Practitioner - Psychiatric/Mental Health in Upper Marlboro, MD
About Mrs. Olayemi O Johnson Pmhnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. OLAYEMI O JOHNSON PMHNP (NPI 1003503103) is an individual psychiatric/mental health provider in Upper Marlboro, Maryland, licensed in Maryland (R202160) and active in the NPI registry since April 2023. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mrs. Olayemi O Johnson Pmhnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Olayemi Johnson reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Upper Marlboro, MD 20774
- Reassigned Medicare billing, District of Columbia enrollment
Washington, DC 20020
- Reassigned Medicare billing, District of Columbia enrollment
- 10 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 20774 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Olayemi Johnson's NPI number?
The NPI number for Olayemi Johnson is 1003503103. It was assigned to this individual provider in the NPPES registry on April 19, 2023.
Where is Olayemi Johnson located?
Olayemi Johnson practices at 2901 Valerian Ln, Upper Marlboro, MD 20774. The listed phone number is (240) 381-6576.
What is Olayemi Johnson's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Olayemi Johnson enrolled in Medicare?
Yes. Olayemi Johnson is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Olayemi Johnson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Olayemi Johnson reassigns Medicare benefits to 2 organizations: Astute Healthcare Services (Upper Marlboro, MD) and One Care Dc Inc (Washington, DC). 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 Olayemi Johnson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Olayemi Johnson accept?
Health plans from Oscar Health list Olayemi Johnson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Olayemi Johnson was last updated on April 19, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Mrs. Olayemi O Johnson, PMHNP · NPI 1003503103
Psychiatric/Mental Health physician in Upper Marlboro, Maryland. Individual provider, active in the CMS NPPES registry since April 19, 2023.
## Identity
- **NPI:** 1003503103 (Entity type: Individual)
- **Enumerated:** April 19, 2023
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** R202160 (Maryland)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2901 VALERIAN LN, Upper Marlboro, MD 20774-9215
- **Phone:** (240) 381-6576
## 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): Astute Healthcare Services (NPI 1346127404, Upper Marlboro, MD); One Care Dc Inc (NPI 1649769662, Washington, DC) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 19, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1003503103) · Data from the CMS NPPES public registry.