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MS. MARIA CARIDAD AGUILERA ASTUDILLO MD
NPI 1164040887
Internal Medicine - Endocrinology, Diabetes & Metabolism in Sycamore, IL

Active since July 09, 2020PECOS EnrolledAccepts Medicare Assignment
1850 GATEWAY DR STE 205, SYCAMORE, IL 60178(815) 754-1097(815) 748-8957 Get Directions Write a Review

NPPES record last updated: September 23, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Aug 5, 2025, Jun 28, 2021, Jul 9, 2020 (3 updates tracked since 2020).

About Ms. Maria Caridad Aguilera Astudillo Md NPPES

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

MS. MARIA CARIDAD AGUILERA ASTUDILLO MD (NPI 1164040887) is an individual endocrinology, diabetes & metabolism provider in Sycamore, Illinois, licensed in Illinois (036173844) and active in the NPI registry since July 2020. She is enrolled in Medicare PECOS, is affiliated with Northwestern Medicine Delnor Community Hospital, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1164040887
Entity TypeIndividualFemale
Primary Taxonomy207RE0101X
Provider Legal NameMS. MARIA CARIDAD AGUILERA ASTUDILLOCredential: MD
Location Address1850 GATEWAY DR STE 205Sycamore, IL 60178-3192
Mailing Address1850 Gateway Dr Ste 205Sycamore, IL 60178-3192 · (815) 754-1097 · Fax (815) 748-8957
Phone(815) 754-1097
Fax(815) 748-8957
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateJuly 9, 2020
Last NPPES UpdateSeptember 23, 20253 updates tracked since enumeration
NPPES CertifiedSeptember 23, 2025
✔ NPI 1164040887 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in IL · 036173844
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
Also ListedInternal MedicineTaxonomy 207R00000X · License 036173844 (IL)
1850 GATEWAY DR STE 205, Sycamore, IL 60178
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ms. Maria Caridad Aguilera Astudillo Md 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 ID9638678634
PECOS Enrollment IDI20250818000610
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.

Hospital Affiliations CMS Care Compare 5

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

Northwestern Medicine Delnor Community Hospital

Acute Care Hospitals · Geneva, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140211
Location300 Randall RdGeneva, IL 60134 · Kane County
Emergency services Birthing friendly

Northwestern Medicine Central Dupage Hospital

Acute Care Hospitals · Winfield, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140242
Location25 North Winfield RoadWinfield, IL 60190 · Du Page County
Emergency services Birthing friendly

Northwestern Medicine Kishwaukee Hospital

Acute Care Hospitals · Dekalb, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140286
LocationOne Kish Hospital DriveDekalb, IL 60115 · De Kalb County
Emergency services Birthing friendly

Rochelle Community Hospital

Critical Access Hospitals · Rochelle, IL
OwnershipVoluntary non-profit - Private
CMS Certification Number141312
Location900 N 2nd StRochelle, IL 61068 · Ogle County
Emergency services

Valley West Community Hospital

Critical Access Hospitals · Sandwich, IL
OwnershipVoluntary non-profit - Private
CMS Certification Number141340
Location1301 North Main StreetSandwich, IL 60548 · De Kalb County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60178 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$127.46 typical visit price
range $54.80 – $168.44
Typical copayment $31.86 (range $13.70 – $42.11)
Most-billed visit code 99204
Established Patient
$97.25 typical visit price
range $17.16 – $136.56
Typical copayment $24.31 (range $4.29 – $34.14)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Maria Aguilera Astudillo's NPI number?

The NPI number for Maria Aguilera Astudillo is 1164040887. It was assigned to this individual provider in the NPPES registry on July 9, 2020.

Where is Maria Aguilera Astudillo located?

Maria Aguilera Astudillo practices at 1850 Gateway Dr Ste 205, Sycamore, IL 60178. The listed phone number is (815) 754-1097.

What is Maria Aguilera Astudillo's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Maria Aguilera Astudillo enrolled in Medicare?

Yes. Maria Aguilera Astudillo 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.

Is Maria Aguilera Astudillo affiliated with any hospitals?

According to CMS data, Maria Aguilera Astudillo is affiliated with Northwestern Medicine Delnor Community Hospital, Northwestern Medicine Central Dupage Hospital, Northwestern Medicine Kishwaukee Hospital, Rochelle Community Hospital and Valley West Community Hospital.

When was this NPI record last updated?

The NPPES record for Maria Aguilera Astudillo was last updated on September 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.