Erik Lillegraven Ortega, M.D.
Neurology Physician · Phoenix, AZ
Erik Lillegraven Ortega, M.D. is a neurology physician with a practice address in Phoenix, Arizona, and NPI 1952508186, issued on Jun 29, 2007. Check the license (Arizona 42039, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Erik Lillegraven Ortega
- Credential
- M.D.
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- 42039 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 240 W Thomas RD Ste 400, Phoenix, AZ 85013
- Phone
- (602) 406-6262
- Enumerated
- Jun 29, 2007
- Record last updated
- May 2, 2023
- Fax
- (602) 406-6260
- Medicaid ID
- 448447 AZ
- Medicare enrollment
- Enrolled (PECOS I20160609000202); accepts Medicare assignment
- Medical or professional school
- Perelman School Of Med At The University Of Pennsylvania, 2003
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 458 in Arizona → Look up another NPI →
Also registered at 240 W Thomas RD Ste 400
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lauren HarveyNurse Practitioner1699375329
- Annemarie Hawkins, REGISTERED DIETITIANRegistered Dietitian1831657204
- Jourdan Milliard, FNP-CFamily Nurse Practitioner1629638879
- Huiam Mubarak, MDNeurology Physician1972008514
- Nicholaus ScarfoMedical Physician Assistant1801481312
- Bradley Shane, MDNeurology Physician1932720562
Verify Erik Lillegraven Ortega in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 42039Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
20% more Medicare Part D claims than the average neurology physician in 2024
1,639 Medicare Part D claims for 190 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 20 claims were for opioids.
Most prescribed
- Gabapentin237 claims
- Prednisone225 claims
- Pyridostigmine Bromide146 claims
- Duloxetine Hcl92 claims
- Pregabalin81 claims
- Mycophenolate Mofetil68 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $54.61
1 payment: food and beverage; the largest payer was Alnylam Pharmaceuticals Inc. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
2 hospitals and group practices
- San Carlos Apache Healthcare CorporationPeridot, AZ · Critical Access Hospitals
- Sjhmc Physician ServicesPhoenix, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).
Erik Lillegraven Ortega among 458 neurology physician records in Arizona
Erik Lillegraven Ortega, M.D. is one of 458 neurology physician records with a practice address in Arizona. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 40% of them.
- NPI issued2007 · 40% of these records are older, 48% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2003 · median 2005 among the 298 with a school on file
- Record last updated2023 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in Arizona
There are 458 neurology physician records in Arizona.
All 458 in Arizona → Every provider in Phoenix → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Richard Burns, M.D.Phoenix, AZ 850131891801593
- Steve Chung, M.D.Phoenix, AZ 850131942317359
- Susan Criswell, MDPhoenix, AZ 850131619993938
- Terry Fife, MDPhoenix, AZ 850131346248390
- James Frey, M.D.Phoenix, AZ 850131275640591
- Abraham Lieberman, M.D.Phoenix, AZ 850131548203573
- Paul Macdonald, M.D.Phoenix, AZ 850131518929249
- Brad Racette, MDPhoenix, AZ 850131174549307
Common questions
What is Erik Lillegraven Ortega, M.D.'s NPI number?
Erik Lillegraven Ortega, M.D.'s National Provider Identifier (NPI) is 1952508186, issued on Jun 29, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Erik Lillegraven Ortega, M.D. located?
The NPPES record lists a practice address at 240 W Thomas RD Ste 400, Phoenix, AZ, 85013. Phone: (602) 406-6262. Providers update this record themselves, so call before visiting.
How can I verify Erik Lillegraven Ortega, M.D.'s license?
NPPES lists Arizona license number 42039, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Erik Lillegraven Ortega, M.D. prescribe under Medicare Part D?
In 2024, Erik Lillegraven Ortega, M.D. had 1,639 Medicare Part D claims for 190 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.