Gary Ray Fernandez, M.D.
Family Medicine Physician · Chicago, IL
Gary Ray Fernandez, M.D. is a family medicine physician with a practice address in Chicago, Illinois, and NPI 1265797021, issued on Jul 9, 2012. Check the license (Illinois 036.138490, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Gary Ray Fernandez
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 036.138490 IL
125-062008 IL
Self-reported in NPPES; status is on the state search - Practice location
- 4025 N Sheridan RD, Chicago, IL 60613
- Phone
- (773) 388-1600
- Enumerated
- Jul 9, 2012
- Record last updated
- Aug 3, 2023
- Medicaid ID
- 036.138490 IL
- Medicare enrollment
- Enrolled (PECOS I20151119001617); accepts Medicare assignment
- Medical or professional school
- Louisiana State University School Of Medicine In New Orleans, 2011
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →
Also registered at 4025 N Sheridan RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- David Blatt, M.D.Internal Medicine Physician1639185150
- Amaya Blue-FarrellPhysician Assistant1053050542
- Aleksander CasasProfessional Counselor1851064372
- Armand Cerbone, PH.D.Psychologist1043370653
Verify Gary Ray Fernandez 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 036.138490Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average family medicine physician in 2024
87 Medicare Part D claims for 43 beneficiaries, against an average of 3,544 among the 117,163 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.
Industry payments in 2024: $1,628.26
85 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 55,478 providers of this specialty with any payment received $902.55 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.
Bills Medicare through one group practice
- Howard Brown Health CenterChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gary Ray Fernandez among 6,215 family medicine physician records in Illinois
Gary Ray Fernandez, M.D. is one of 6,215 family medicine physician records with a practice address in Illinois. 78% 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 61% of them.
- NPI issued2012 · 61% of these records are older, 36% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2011 · median 2006 among the 3,714 with a school on file
- Record last updated2023 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,593 family medicine physician records list a practice address in Chicago
They are 1,593 of the 63,379 NPPES records with a practice address in Chicago, and 6,215 family medicine physician records in Illinois.
All 6,215 in Illinois → Every provider in Chicago → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Murry Bass, MDChicago, IL 606131679580930
- Kathya Chartre, M.D.Chicago, IL 606131174831168
- Alla Chikhman, M.D.Chicago, IL 606131114063120
- Aaron Greenspan, M.D.Chicago, IL 606131033297023
- Martha Howard, M.D., P.C.Chicago, IL 606131497805386
- Kohar Jones, MDChicago, IL 606131407969041
- B Florian Miranzadeh, DOChicago, IL 606131609862135
- James Nee, M.D.Chicago, IL 606131932159282
Common questions
What is Gary Ray Fernandez, M.D.'s NPI number?
Gary Ray Fernandez, M.D.'s National Provider Identifier (NPI) is 1265797021, issued on Jul 9, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Gary Ray Fernandez, M.D. located?
The NPPES record lists a practice address at 4025 N Sheridan RD, Chicago, IL, 60613. Phone: (773) 388-1600. Providers update this record themselves, so call before visiting.
How can I verify Gary Ray Fernandez, M.D.'s license?
NPPES lists Illinois license number 036.138490, 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 Gary Ray Fernandez, M.D. prescribe under Medicare Part D?
In 2024, Gary Ray Fernandez, M.D. had 87 Medicare Part D claims for 43 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.