MR. OBINNA CHUKWUEBUKA OKONKWO PMHNP-BC
NPI 1235893363
Nurse Practitioner - Psychiatric/Mental Health in Lanham, MD
About Mr. Obinna Chukwuebuka Okonkwo Pmhnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. OBINNA CHUKWUEBUKA OKONKWO PMHNP-BC (NPI 1235893363) is an individual psychiatric/mental health provider in Lanham, Maryland, licensed in Maryland (R223763) and active in the NPI registry since October 2021. He is enrolled in Medicare PECOS, maintains a secondary practice location in Arnold, and is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Group Practice 1
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
Mr. Obinna Chukwuebuka Okonkwo Pmhnp-bc 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
2Medicare enrollment records show Obinna Okonkwo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Annapolis, MD 21401
- Reassigned Medicare billing, Maryland enrollment
- 26 clinicians in this Medicare group
Arnold, MD 21012
- Reassigned Medicare billing, Maryland enrollment
- Medicare enrollment name: Arundel Mental Health Professionals Lc
- 124 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 20706 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 Obinna Okonkwo's NPI number?
The NPI number for Obinna Okonkwo is 1235893363. It was assigned to this individual provider in the NPPES registry on October 25, 2021.
Where is Obinna Okonkwo located?
Obinna Okonkwo practices at 7375 Executive Pl Ste 400e46, Lanham, MD 20706. The listed phone number is (240) 761-3886.
What is Obinna Okonkwo's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Obinna Okonkwo enrolled in Medicare?
Yes. Obinna Okonkwo 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 Obinna Okonkwo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Obinna Okonkwo reassigns Medicare benefits to 2 organizations: Advantage Psychiatric Services LLC (Annapolis, MD) and Arundel Mental Health Professionals L.C. (Arnold, 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 Obinna Okonkwo'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 Obinna Okonkwo was last updated on June 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Mr. Obinna Chukwuebuka Okonkwo, PMHNP-BC · NPI 1235893363
Psychiatric/Mental Health physician in Lanham, Maryland. Individual provider, active in the CMS NPPES registry since October 25, 2021.
## Identity
- **NPI:** 1235893363 (Entity type: Individual)
- **Enumerated:** October 25, 2021
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** R223763 (Maryland)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 7375 EXECUTIVE PL STE 400E46, Lanham, MD 20706-2278
- **Phone:** (240) 761-3886 · **Fax:** (301) 686-3268
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Advantage Psychiatric Services LLC (NPI 1538732086, Annapolis, MD); Arundel Mental Health Professionals L.C. (NPI 1073649521, Arnold, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** June 24, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1235893363) · Data from the CMS NPPES public registry.