Provider Profile
Mariel A. Hajjar, FNP-BC
Unclaimed ProfileAbout Mariel Hajjar
Listed in the NPI registry as a nurse practitioner, Mariel A. Hajjar, FNP-BC practices in Ann Arbor, MI. NPI 1790508828 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (734) 763-5985
- Email not available
Practice Locations
426 N INGALLS ST
Ann Arbor, MI 48109
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other nurse practitioners at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 24 related providers in 3 groups
Other nurse practitioners in Ann Arbor 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2024 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Mariel A. Hajjar's specialty?
Mariel A. Hajjar is a nurse practitioner in Ann Arbor, MI. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Mariel A. Hajjar?
Mariel A. Hajjar is listed at 426 N Ingalls St, Ann Arbor, MI 48109. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Mariel A. Hajjar?
The number on file is (734) 763-5985. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Mariel A. Hajjar's NPI number?
Mariel A. Hajjar's National Provider Identifier is 1790508828. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Mariel A. Hajjar's education?
Mariel A. Hajjar attended Other, graduating in 2024. This comes from the CMS National Downloadable File.
CMS public data
How long has Mariel A. Hajjar been practicing?
Mariel A. Hajjar has 2 years experience. Calculated from a graduation year of 2024, reported in the CMS National Downloadable File.
CMS public data
Has Mariel A. Hajjar confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Mariel A. Hajjar. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.