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Edit this profileAt a glance
- Duke University Hospital 2301 Erwin Rd, Durham, NC 27710
About Dr. Ellis
The NPI registry lists Mary C. Ellis, MD, MPH as a student in an organized health care education program, in Durham, NC. Medicare claims data shows Mary provided 251 services to 100 patients. The services billed most often include management of oxygen chamber therapy and emergency department visit with high level of medical decision making. NPI 1982268231 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
- (361) 290-5869
- Email not available
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Practice Locations
DUKE UNIVERSITY HOSPITAL 2301 ERWIN RD
Durham, NC 27710
Procedures Most Often Billed to Medicare
251 services · 100 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Management of oxygen chamber therapy | Treatment | 99183 |
172 | Too few peers to compare |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
79 | As often as other peers in Student in training |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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 medical trainees at this location 7
Same specialty, same street address — most likely the same department or group.
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.
Other medical trainees in Durham 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2019 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Dr. Ellis's specialty?
Dr. Ellis is a medical trainee in Durham, NC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Student in an Organized Health Care Education Program”.
NPI registry
Where can I find Dr. Ellis?
Dr. Ellis is listed at Duke University Hospital 2301 Erwin Rd, Durham, NC 27710. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Ellis?
The number on file is (361) 290-5869. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Ellis?
Dr. Ellis's National Provider Identifier is 1982268231. 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 Dr. Ellis's medical education?
Dr. Ellis attended Other, graduating in 2019. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Ellis have?
Dr. Ellis has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Ellis known for?
According to Medicare billing data, Dr. Ellis provides treatments such as management of oxygen chamber therapy, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Ellis's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ellis. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.