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Edit this profileAt a glance
- 13400 E Shea Blvd, Scottsdale, AZ 85259
About Dr. Drees
Cornelia N. Drees, M.D. practices epileptologists in Scottsdale, AZ. Cornelia is also listed as specializing in neurology, clinical neurophysiology, and neurology / psychiatry. Medicare claims data shows Cornelia provided 982 services to 521 patients. The services billed most often include continuous intraoperative neurophysiology monitoring, from outside the operating room (remote or nearby), per patient, (attention directed exclusively to one patient) each 15 minutes (list in addition to primary procedure), measurement of brain wave activity with video (veeg), 12-26 hours with review and report by health care professional, and measurement of brain wave activity (eeg), 41-60 minutes. The provider's National Provider Identifier (NPI) is 1144265521.
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
- (480) 301-8000
- Email not available
Practice Locations
13400 E SHEA BLVD
Scottsdale, AZ 85259
Procedures Most Often Billed to Medicare
982 services · 521 patients · 16 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Measurement of brain wave activity with video (veeg), 12-26 hours with review and report by health care professional | Treatment | 95720 |
85 | As often as other peers in Epileptologists |
| Measurement of brain wave activity (eeg), 41-60 minutes | Treatment | 95812 |
57 | More than most peers in Epileptologists |
| Placement of skin electrodes and measurement of stimulated sites on arms and legs | Treatment | 95938 |
44 | More often than most peers in Epileptologists |
| Measurement of brain wave activity (eeg), 41-60 minutes | Treatment | 95812 |
44 | More than most peers in Epileptologists |
| Measurement of brain wave activity with video (veeg), 2-12 hours with review and report by health care professional | Treatment | 95718 |
42 | More often than most peers in Epileptologists |
| Placement of skin electrodes and measurement of central motor stimulation in arms and legs | Treatment | 95939 |
41 | More often than most peers in Epileptologists |
| Measurement of brain wave activity (eeg), 12-26 hours | Treatment | 95708 |
37 | Too few peers to compare |
| Needle measurement of electrical activity in arm or leg muscles, 2 extremities | Treatment | 95861 |
27 | As often as other peers in Epileptologists |
| Needle measurement of electrical activity in arm, leg, trunk or head muscles, limited study | Treatment | 95870 |
26 | Too few peers to compare |
| Measurement of brain wave activity (eeg), continuous | Treatment | 95700 |
26 | Too few peers to compare |
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.
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.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1993 at Other 8
Providers who graduated from the same medical school in the same year.
More connections — 8 related providers in 1 group
Also performs Measurement of brain wave activity with video (veeg), 12-26 hours with review and report by health care professional 8
Providers in AZ who bill this service to Medicare most often.
Common questions
What does Cornelia N. Drees specialize in?
Cornelia N. Drees is an epileptologists in Scottsdale, AZ. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Cornelia N. Drees located?
Cornelia N. Drees is listed at 13400 E Shea Blvd, Scottsdale, AZ 85259. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Cornelia N. Drees's phone number?
The number on file is (480) 301-8000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Cornelia N. Drees?
Cornelia N. Drees's National Provider Identifier is 1144265521. 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
Where did Cornelia N. Drees train?
Cornelia N. Drees attended Other, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Cornelia N. Drees have?
Cornelia N. Drees has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What does Cornelia N. Drees do most often?
According to Medicare billing data, Cornelia N. Drees provides treatments such as measurement of brain wave activity with video , 12-26 hours with review and report by health care professional and measurement of brain wave activity , 41-60 minutes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Cornelia N. Drees's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Cornelia N. Drees. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.