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MARRIUM SIDDIQUI DO
NPI 1407484330
Internal Medicine - Infectious Disease in Crown Point, IN

Active since March 27, 2020PECOS EnrolledAccepts Medicare Assignment
12750 SAINT FRANCIS DR STE 410, CROWN POINT, IN 46307(219) 769-8340(219) 769-8341 Get Directions Write a Review

NPPES record last updated: September 2, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 2, 2025, Mar 27, 2020 (2 updates tracked since 2020).

About Marrium Siddiqui Do NPPES

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

MARRIUM SIDDIQUI DO (NPI 1407484330) is an individual infectious disease provider in Crown Point, Indiana, licensed in Indiana (02008589A) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS, is affiliated with Franciscan Health Dyer, and maintains a secondary practice location in Indianapolis.

NPPES Registry Identity

NPI1407484330
Entity TypeIndividualFemale
Primary Taxonomy207RI0200X
Provider Legal NameMARRIUM SIDDIQUICredential: DO
Location Address12750 SAINT FRANCIS DR STE 410Crown Point, IN 46307-0264
Mailing AddressPo Box 781076Detroit, MI 48278-1076 · (317) 528-4800 · Fax (317) 865-1479
Phone(219) 769-8340
Fax(219) 769-8341
Sole ProprietorYes
Medical School CMSLincoln Mem Univ, Debusk Col Of Osteopathic MedGraduated 2020
Enumeration DateMarch 27, 2020
Last NPPES UpdateSeptember 2, 20252 updates tracked since enumeration
NPPES CertifiedSeptember 2, 2025
✔ NPI 1407484330 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in IN · 02008589A
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
12750 SAINT FRANCIS DR STE 410, Crown Point, IN 46307
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Secondary Practice Location 1

Location 18414 Naab Rd Ste 100Indianapolis, IN 46260-1972 · Phone (317) 338-7510

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

Marrium Siddiqui Do 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 ID1456775972
PECOS Enrollment IDI20250911003126
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 3

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

Franciscan Health Dyer

Acute Care Hospitals · Dyer, IN
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number150090
Location24 Joliet StDyer, IN 46311 · Lake County
Emergency services Birthing friendly

Franciscan Health Crown Point

Acute Care Hospitals · Crown Point, IN
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number150126
Location12750 Saint Francis DriveCrown Point, IN 46307 · Lake County
Emergency services Birthing friendly

Franciscan Health Munster

Acute Care Hospitals · Munster, IN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150165
Location701 Superior AveMunster, IN 46321 · Lake County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46307 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
$122.49 typical visit price
range $53.07 – $161.76
Typical copayment $30.62 (range $13.26 – $40.44)
Most-billed visit code 99204
Established Patient
$94.22 typical visit price
range $16.93 – $132.22
Typical copayment $23.55 (range $4.23 – $33.05)
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.

Other Providers at the Same Location NPPES 15

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

ASHRAF SYED HASAN MD
Physical Medicine & Rehabilitation (Pain Medicine)
12750 SAINT FRANCIS DR STE 410
CROWN POINT, IN 46307
Lake County (219) 769-8340
DR. AHMED AKHTER M.D.
Internal Medicine (Gastroenterology)
12750 SAINT FRANCIS DR STE 410
CROWN POINT, IN 46307
Lake County (219) 769-8340
TAPAN APURVA DESAI MD
Internal Medicine (Pulmonary Disease)
12750 SAINT FRANCIS DR STE 410
CROWN POINT, IN 46307
Lake County (219) 769-8340
RIDA ASLAM D.O
Internal Medicine (Gastroenterology)
12750 SAINT FRANCIS DR STE 410
CROWN POINT, IN 46307
Lake County (219) 769-8340
DR. ERIC NEIL STEINBERG M.D.
Internal Medicine (Gastroenterology)
12750 SAINT FRANCIS DR STE 410
CROWN POINT, IN 46307
Lake County (219) 769-8340
DR. GIOVANNI ANNUNZIATO INFUSINO M.D.
Internal Medicine (Pulmonary Disease)
12750 SAINT FRANCIS DR STE 410
CROWN POINT, IN 46307
Lake County (219) 769-8340
SUK CHUL KIM M.D.
Internal Medicine (Infectious Disease)
12750 SAINT FRANCIS DR STE 410
CROWN POINT, IN 46307
Lake County (219) 769-8340
DESIREE DIAN WILLIAMS FNP-BC
Nurse Practitioner (Family)
12750 SAINT FRANCIS DR STE 410
CROWN POINT, IN 46307
Lake County (219) 769-8340

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 Marrium Siddiqui's NPI number?

The NPI number for Marrium Siddiqui is 1407484330. It was assigned to this individual provider in the NPPES registry on March 27, 2020.

Where is Marrium Siddiqui located?

Marrium Siddiqui practices at 12750 Saint Francis Dr Ste 410, Crown Point, IN 46307. The listed phone number is (219) 769-8340.

What is Marrium Siddiqui's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Marrium Siddiqui enrolled in Medicare?

Yes. Marrium Siddiqui 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 Marrium Siddiqui affiliated with any hospitals?

According to CMS data, Marrium Siddiqui is affiliated with Franciscan Health Dyer, Franciscan Health Crown Point and Franciscan Health Munster.

When was this NPI record last updated?

The NPPES record for Marrium Siddiqui was last updated on September 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.