DR. JOHN DAHUNSI DNP
NPI 1386378735
Nurse Practitioner - Psychiatric/Mental Health in Olney, MD
About Dr. John Dahunsi Dnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN DAHUNSI DNP (NPI 1386378735) is an individual psychiatric/mental health provider in Olney, Maryland, licensed in Maryland (R201599) and active in the NPI registry since July 2022. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
Accepted Insurance
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
Dr. John Dahunsi Dnp 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
4Medicare enrollment records show John Dahunsi reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Olney, MD 20832
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- Also billed through NPI 1427677061 (Maryland)
- 27 clinicians in this Medicare group
Kensington, MD 20895
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 17 clinicians in this Medicare group
Miami, FL 33130
- Reassigned Medicare billing, District of Columbia enrollment
- 1,424 clinicians in this Medicare group
Henderson, NV 89052
- Reassigned Medicare billing, Nevada enrollment
- 5 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 3
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 20832 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 John Dahunsi's NPI number?
The NPI number for John Dahunsi is 1386378735. It was assigned to this individual provider in the NPPES registry on July 12, 2022.
Where is John Dahunsi located?
John Dahunsi practices at 17709 Queen Elizabeth Dr, Olney, MD 20832. The listed phone number is (301) 305-9738.
What is John Dahunsi's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is John Dahunsi enrolled in Medicare?
Yes. John Dahunsi 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 John Dahunsi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Dahunsi reassigns Medicare benefits to 4 organizations: Lifespan Behavioral Health Services PC (Olney, MD), Arman C. Moshyedi, MD, LLC (Kensington, MD), Grow Healthcare Group PA (Miami, FL) and Lifespan Behavioral Health Nevada PC (Henderson, NV). 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 John Dahunsi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Dahunsi accept?
Health plans from Ambetter from Arizona Complete Health list John Dahunsi 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 John Dahunsi was last updated on July 10, 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.
# Dr. John Dahunsi, DNP · NPI 1386378735
Psychiatric/Mental Health physician in Olney, Maryland. Individual provider, active in the CMS NPPES registry since July 12, 2022.
## Identity
- **NPI:** 1386378735 (Entity type: Individual)
- **Enumerated:** July 12, 2022
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** R201599 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 17709 QUEEN ELIZABETH DR, Olney, MD 20832-2137
- **Phone:** (301) 305-9738
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Lifespan Behavioral Health Services PC (NPI 1801415443, Olney, MD); Arman C. Moshyedi, MD, LLC (NPI 1578126306, Kensington, MD); Grow Healthcare Group PA (NPI 1245845932, Miami, FL); Lifespan Behavioral Health Nevada PC (NPI 1114547726, Henderson, NV) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** July 10, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1386378735) · Data from the CMS NPPES public registry.