Rebecca E. Gilfillan, M.D.
Psychiatry Physician · Chicago, IL
Rebecca E. Gilfillan, M.D. is a psychiatry physician with a practice address in Chicago, Illinois, and NPI 1164786836, issued on Jun 27, 2012. Check the license (Illinois 036136547, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Rebecca E. Gilfillan
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 036136547 IL
Self-reported in NPPES; status is on the state search - Practice location
- 836 W Wellington Ave, Chicago, IL 60657
- Phone
- (773) 296-5631
- Enumerated
- Jun 27, 2012
- Record last updated
- Dec 23, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (773) 296-5638
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,147 in Illinois → Look up another NPI →
Also registered at 836 W Wellington Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Rebecca E. Gilfillan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036136547Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average psychiatry physician in 2024
66 Medicare Part D claims for 23 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
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.
Rebecca E. Gilfillan among 2,147 psychiatry physician records in Illinois
Rebecca E. Gilfillan, M.D. is one of 2,147 psychiatry physician records with a practice address in Illinois. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 62% of them.
- NPI issued2012 · 62% of these records are older, 36% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 41% of these records are
- Record last updated2021 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
841 psychiatry physician records list a practice address in Chicago
They are 841 of the 63,379 NPPES records with a practice address in Chicago, and 2,147 psychiatry physician records in Illinois.
All 2,147 in Illinois → Every provider in Chicago → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Marc Bear, M.D.Chicago, IL 606571821043290
- Fabian Carbonell, MDChicago, IL 606571295705119
- Robert Edger, MDChicago, IL 606571326193293
- Sheldon Greenberg, M.D.Chicago, IL 606571013054121
- Robert Grunsten, MDChicago, IL 606571740393313
- Theodore Handrup, MDChicago, IL 606571073594974
- Kimball Ladien, M.D.Chicago, IL 606571629021787
- Gunnbjorg Lavoll, MDChicago, IL 606571598810152
Common questions
What is Rebecca E. Gilfillan, M.D.'s NPI number?
Rebecca E. Gilfillan, M.D.'s National Provider Identifier (NPI) is 1164786836, issued on Jun 27, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Rebecca E. Gilfillan, M.D. located?
The NPPES record lists a practice address at 836 W Wellington Ave, Chicago, IL, 60657. Phone: (773) 296-5631. Providers update this record themselves, so call before visiting.
How can I verify Rebecca E. Gilfillan, M.D.'s license?
NPPES lists Illinois license number 036136547, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Rebecca E. Gilfillan, M.D. prescribe under Medicare Part D?
In 2024, Rebecca E. Gilfillan, M.D. had 66 Medicare Part D claims for 23 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.