Danilo A. Aparicio Fernandez, M.D.
Internal Medicine Physician · Elgin, IL
Danilo A. Aparicio Fernandez, M.D. is an internal medicine physician with a practice address in Elgin, Illinois, and NPI 1184019564, issued on Apr 1, 2015. Check the license (Illinois 036.145565, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Danilo A. Aparicio Fernandez
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036.145565 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1425 N Randall RD, Elgin, IL 60123
- Phone
- (312) 609-0300
- Enumerated
- Apr 1, 2015
- Record last updated
- Dec 17, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (224) 783-2527
- Medicare enrollment
- Enrolled (PECOS I20180626003662); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 1425 N Randall RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Julie Anderson, D.O.Pediatrics Physician1124438783
- Dalia Ascencio Yanez, APNFamily Nurse Practitioner1285091934
- Amanda AugerRegistered Dietitian1992670061
- Joanna Barclay, MDPain Medicine (Anesthesiology) Physician1932210978
- Jennifer Barham, ANP-BCAdult Health Nurse Practitioner1184987497
- Jennifer BellSpeech-Language Pathologist1598411845
Verify Danilo A. Aparicio 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 036.145565Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average internal medicine physician in 2024
363 Medicare Part D claims for 154 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 22 claims were for opioids.
Most prescribed
- Metoprolol Succinate17 claims
- Cefdinir13 claims
- Hydrocodone-Acetaminophen13 claims
- Pantoprazole Sodium13 claims
- Prednisone12 claims
- Quetiapine Fumarate12 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: $57.92
2 payments; by number, the most common kind was food and beverage; the largest payer was Edwards Lifesciences Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Advocate Health And Hospitals CorporationElgin, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
62 internal medicine physician records list a practice address in Elgin
They are 62 of the 2,268 NPPES records with a practice address in Elgin, and 7,238 internal medicine physician records in Illinois.
All 62 in Elgin → All 7,238 in Illinois → Every provider in Elgin →
Other internal medicine physician records in Illinois
- Peter Abadeer, D.O.Bloomington, IL1760469522
- Motaz Abas, MDPeoria, IL1215510201
- Elias Abate, M.D.Chicago, IL1336712199
- Maliha Abbas, D.O.Chicago, IL1174963920
- Zareena Abbas, MDChicago, IL1427078872
- Abu Abbasi, MDChicago, IL1083243877
- Ayesha Abbasi, MDChicago, IL1376216705
- Khalda Abbasi, MDNaperville, IL1487705240
- Elmer Abbo, MDBurr Ridge, IL1710048541
- Paul Abbo, M.D.River Forest, IL1083693378
Common questions
What is Danilo A. Aparicio Fernandez, M.D.'s NPI number?
Danilo A. Aparicio Fernandez, M.D.'s National Provider Identifier (NPI) is 1184019564, issued on Apr 1, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Danilo A. Aparicio Fernandez, M.D. located?
The NPPES record lists a practice address at 1425 N Randall RD, Elgin, IL, 60123. Phone: (312) 609-0300. Providers update this record themselves, so call before visiting.
How can I verify Danilo A. Aparicio Fernandez, M.D.'s license?
NPPES lists Illinois license number 036.145565, 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 Danilo A. Aparicio Fernandez, M.D. prescribe under Medicare Part D?
In 2024, Danilo A. Aparicio Fernandez, M.D. had 363 Medicare Part D claims for 154 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.