DR. ZACHARY DAVEY DO
NPI 1669839429
Psychiatry & Neurology - Epilepsy
in Bethesda, MD
About Dr. Zachary Davey Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ZACHARY DAVEY DO (NPI 1669839429) is an individual epilepsy provider in Bethesda, Maryland, licensed in Virginia (0102207907) and active in the NPI registry since January 2016. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Zachary Davey Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Zachary Davey reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Fredericksburg, VA 22401
- Reassigned Medicare billing, Virginia enrollment
- 547 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.
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.
BETHESDA, MD 20889
BETHESDA, MD 20889
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 Zachary Davey's NPI number?
The NPI number for Zachary Davey is 1669839429. It was assigned to this individual provider in the NPPES registry on January 25, 2016.
Where is Zachary Davey located?
Zachary Davey practices at 8901 Rockville Pike, Bethesda, MD 20889. The listed phone number is (301) 295-4000.
What is Zachary Davey's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Epilepsy, with taxonomy code 2084E0001X.
Is Zachary Davey enrolled in Medicare?
Yes. Zachary Davey is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Zachary Davey's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Zachary Davey reassigns Medicare benefits to Mary Washington Healthcare Physicians (Fredericksburg, VA). The 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 Zachary Davey'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 Zachary Davey was last updated on March 29, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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. Zachary Davey, DO · NPI 1669839429
Epilepsy physician in Bethesda, Maryland. Individual provider, active in the CMS NPPES registry since January 25, 2016.
## Identity
- **NPI:** 1669839429 (Entity type: Individual)
- **Enumerated:** January 25, 2016
- **Primary specialty:** Psychiatry & Neurology - Epilepsy · taxonomy 2084E0001X
- **State license:** 0102207907 (Virginia)
- **Sole proprietor:** No
## Practice location
- **Address:** 8901 ROCKVILLE PIKE, Bethesda, MD 20889-0001
- **Phone:** (301) 295-4000
## 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:** Mary Washington Healthcare Physicians (NPI 1295999852, Fredericksburg, VA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 29, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1669839429) · Data from the CMS NPPES public registry.