ABDULLAH B CHAHIN MD
NPI 1972736890
Internal Medicine - Critical Care Medicine in Chicago Ridge, IL

Q: What is Abdullah Chahin's NPI number?

The NPI number for Abdullah Chahin is 1972736890. It was assigned to this individual provider in the NPPES registry on August 26, 2009.

Q: What is Abdullah Chahin's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Q: When was this NPI record last updated?

The NPPES record for Abdullah Chahin was last updated on April 2, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since August 26, 2009PECOS EnrolledAccepts Medicare Assignment

10604 SOUTHWEST HWY STE 107, CHICAGO RIDGE, IL 60415(708) 422-0636(708) 371-9330 Get Directions Write a Review

NPPES record last updated: April 2, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Apr 2, 2026, Sep 16, 2022, May 16, 2022 and 5 more (8 updates tracked since 2015).

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About Abdullah B Chahin Md NPPES

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

ABDULLAH B CHAHIN MD (NPI 1972736890) is an individual critical care medicine provider in Chicago Ridge, Illinois, licensed in Illinois (036155515) and active in the NPI registry since August 2009. He is enrolled in Medicare PECOS, is affiliated with Loyola Gottlieb Memorial Hospital, and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1972736890

Entity TypeIndividualMale

Primary Taxonomy207RC0200X

Provider Legal NameABDULLAH B CHAHINCredential: MD

Location Address10604 SOUTHWEST HWY STE 107Chicago Ridge, IL 60415-2717

Mailing Address17 Virginia Ave, Suite 107Providence, RI 02905-4406 · (401) 443-4992 · Fax (401) 784-4902

Phone(708) 422-0636

Fax(708) 371-9330

Sole ProprietorNo

Medical School CMSOtherGraduated 2006

Enumeration DateAugust 26, 2009

Last NPPES UpdateApril 2, 20268 updates tracked since enumeration

NPPES CertifiedApril 2, 2026

✔ NPI 1972736890 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207RC0200X

License✔ Licensed in IL · 036155515

Definition

An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.

Also ListedInternal MedicineTaxonomy 207R00000X · License 036155515 (IL)

Also ListedInternal Medicine · Infectious DiseaseTaxonomy 207RI0200X · License 036155515 (IL)

10604 SOUTHWEST HWY STE 107, Chicago Ridge, IL 60415

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Secondary Practice Locations 4

Location 12160 S 1st AveMaywood, IL 60153-3328 · Phone (708) 216-9000

Location 211900 Southwest HwyPalos Park, IL 60464-1200 · Phone (708) 274-4900 · Fax (708) 274-4949

Location 3330 Borthwick Ave Ste 210Portsmouth, NH 03801-7111 · Phone (603) 433-8733 · Fax (603) 433-8834

Location 412251 S 80th AvePalos Heights, IL 60463-1290 · Phone (708) 923-5869 · Fax (708) 923-5859

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter Health, Ambetter Health of Delaware.Insurance ›

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

Abdullah B Chahin 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 ID1557515400

PECOS Enrollment IDI20210528000436

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.

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

106 services73 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

89 services55 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

76 services76 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

41 services40 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

25 services18 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

23 services19 patients

Hospital Affiliations CMS Care Compare 3

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

Loyola Gottlieb Memorial Hospital

Acute Care Hospitals · Melrose Park, IL

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140008

Location701 West North AveMelrose Park, IL 60160 · Cook County

Emergency services

Ingalls Memorial Hospital

Acute Care Hospitals · Harvey, IL

2/5 CMS rating

OwnershipPhysician

CMS Certification Number140191

Location1 Ingalls DriveHarvey, IL 60426 · Cook County

Emergency services Birthing friendly

Loyola University Medical Center

Acute Care Hospitals · Maywood, IL

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140276

Location2160 S 1st AvenueMaywood, IL 60153 · Cook County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60415 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

$138.86 typical visit price

range $60.08 – $183.39

Typical copayment $34.71 (range $15.02 – $45.84)

Most-billed visit code 99204

Established Patient

$105.70 typical visit price

range $18.97 – $148.12

Typical copayment $26.42 (range $4.74 – $37.03)

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.

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Other Providers at the Same Location NPPES 7

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

DR. MOHAMAD RACHID

Internal Medicine (Pulmonary Disease)