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ALADINO DE RANIERI MD, PHD
NPI 1154577591
Anesthesiology in Chicago, IL

Active since August 18, 2008PECOS EnrolledAccepts Medicare Assignment
3134 N CLARK ST, CHICAGO, IL 60657(312) 766-4949(312) 766-4908 Get Directions Write a Review

NPPES record last updated: April 15, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 20, 2022, Jan 12, 2022 (2 updates tracked since 2022).

About Aladino De Ranieri Md, Phd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALADINO DE RANIERI MD, PHD (NPI 1154577591) is an individual anesthesiology provider in Chicago, Illinois, licensed in Illinois (036.129190) and active in the NPI registry since August 2008. He is enrolled in Medicare PECOS, is affiliated with Advocate Illinois Masonic Medical Center, and maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1154577591
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameALADINO DE RANIERICredential: MD, PHD
Location Address3134 N CLARK STChicago, IL 60657-4414
Mailing Address29373 Network PlChicago, IL 60673-1293
Phone(312) 766-4949
Fax(312) 766-4908
Sole ProprietorNo
Medical School CMSTulane University School Of MedicineGraduated 2008
Enumeration DateAugust 18, 2008
Last NPPES UpdateApril 15, 20252 updates tracked since enumeration
NPPES CertifiedApril 15, 2025
✔ NPI 1154577591 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in IL · 036.129190
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
3134 N CLARK ST, Chicago, IL 60657
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Secondary Practice Location 1

Location 1836 W Wellington AveChicago, IL 60657-5147 · Phone (773) 963-1600

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Aladino De Ranieri Md, Phd is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4880844232
PECOS Enrollment IDI20121022000347
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Aladino De Ranieri reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Advocate Health And Hospitals Corp.
1.0 mi
Cardiovascular Disease
3118 N ASHLAND AVE
Chicago, IL 60657
  • Reassigned Medicare billing, Illinois enrollment
  • 4,870 clinicians in this Medicare group
NPI 1487951711 (773) 880-9722

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Advocate Illinois Masonic Medical Center

Acute Care Hospitals · Chicago, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140182
Location836 West Wellington AvenueChicago, IL 60657 · Cook County
Emergency services Birthing friendly

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. SORIN C DANCIU M.D.
Internal Medicine (Cardiovascular Disease)
3134 N CLARK ST
CHICAGO, IL 60657
Cook County (773) 880-9722
MRS. GLOWEN JANICA GOROSPE MEI MSN, APRN, ACNPC-AG
Nurse Practitioner
3134 N CLARK ST
CHICAGO, IL 60657
Cook County (312) 766-4949
CHRISTOPHER YAO
Internal Medicine
3134 N CLARK ST
CHICAGO, IL 60657
Cook County (312) 766-4949
PEDRO ANDRES GONZALEZ MARTINEZ MD
Internal Medicine (Cardiovascular Disease)
3134 N CLARK ST
CHICAGO, IL 60657
Cook County (312) 766-4949
LUBNA HANIF MD
Internal Medicine
3134 N CLARK ST
CHICAGO, IL 60657
Cook County (312) 766-4949
ABAAN MERCHANT
Internal Medicine
3134 N CLARK ST
CHICAGO, IL 60657
Cook County (312) 766-4949
GUILLERMO REYES MARTINEZ MD
Internal Medicine
3134 N CLARK ST
CHICAGO, IL 60657
Cook County (312) 766-4949
SEULGI GU MD
Internal Medicine
3134 N CLARK ST
CHICAGO, IL 60657
Cook County (312) 766-4949

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Aladino De Ranieri's NPI number?

The NPI number for Aladino De Ranieri is 1154577591. It was assigned to this individual provider in the NPPES registry on August 18, 2008.

Where is Aladino De Ranieri located?

Aladino De Ranieri practices at 3134 N Clark St, Chicago, IL 60657. The listed phone number is (312) 766-4949.

What is Aladino De Ranieri's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Aladino De Ranieri enrolled in Medicare?

Yes. Aladino De Ranieri is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Aladino De Ranieri's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Aladino De Ranieri reassigns Medicare benefits to Advocate Health And Hospitals Corp. (Chicago, IL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Aladino De Ranieri's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Aladino De Ranieri affiliated with any hospitals?

According to CMS data, Aladino De Ranieri is affiliated with Advocate Illinois Masonic Medical Center.

When was this NPI record last updated?

The NPPES record for Aladino De Ranieri was last updated on April 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.