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LOUAY JAJEH DO
NPI 1174028088
Internal Medicine in Evergreen Park, IL

Active since March 24, 2018PECOS EnrolledAccepts Medicare Assignment
2800 W 95TH ST, EVERGREEN PARK, IL 60805(708) 422-6200 Get Directions Write a Review

NPPES record last updated: September 20, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 20, 2022, Jun 30, 2021, Mar 24, 2018 (3 updates tracked since 2018).

About Louay Jajeh Do NPPES

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

LOUAY JAJEH DO (NPI 1174028088) is an individual internal medicine provider in Evergreen Park, Illinois, licensed in Illinois (036.157460) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS, is affiliated with Osf Little Company Of Mary Medical Center, and is a graduate of Lake Erie College Of Osteopathic Medicine, Erie (2018).

NPPES Registry Identity

NPI1174028088
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameLOUAY JAJEHCredential: DO
Location Address2800 W 95TH STEvergreen Park, IL 60805-2701
Mailing Address2800 W 95th StEvergreen Park, IL 60805-2701 · (708) 422-6200
Phone(708) 422-6200
Sole ProprietorNo
Medical School CMSLake Erie College Of Osteopathic Medicine, ErieGraduated 2018
Enumeration DateMarch 24, 2018
Last NPPES UpdateSeptember 20, 20223 updates tracked since enumeration
NPPES CertifiedNovember 29, 2021
✔ NPI 1174028088 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in IL · 036.157460
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
2800 W 95TH ST, Evergreen Park, IL 60805
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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

Louay Jajeh 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 ID6507113396
PECOS Enrollment IDI20220420002796
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 Reassignments

5

Medicare enrollment records show Louay Jajeh reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Illinois Post-Acute Medical Services 1 PC
11 mi
Hospitalist
15 SALT CREEK LN
Hinsdale, IL 60521
  • Reassigned Medicare billing, Illinois enrollment
  • 52 clinicians in this Medicare group
NPI 1952830853 (865) 693-1000
Inpatient Consultants Of Illinois, P.C.
11 mi
Hospitalist
15 SALT CREEK LN, SUITE 111
Hinsdale, IL 60521
  • Reassigned Medicare billing, Illinois enrollment
  • 108 clinicians in this Medicare group
NPI 1548442569 (630) 371-0133
Cs Pacs 3 Il, S.C.
22 mi
Hospitalist
1001 N GREENWOOD AVE
Park Ridge, IL 60068
  • Reassigned Medicare billing, Illinois enrollment
  • 44 clinicians in this Medicare group
NPI 1598577124 (847) 692-5600
Cs Pacs 3 Midwest LLC
236 mi
Hospitalist
1001 E ALEX BELL RD
Dayton, OH 45459
  • Reassigned Medicare billing, Illinois enrollment
  • 43 clinicians in this Medicare group
NPI 1972368785 (937) 436-9700
Nv Pacs 2 LLC
1,526 mi
Hospitalist
10550 PARK RUN DR
Las Vegas, NV 89144
  • Reassigned Medicare billing, Illinois enrollment
  • 33 clinicians in this Medicare group
NPI 1427534809 (865) 693-1000

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

Areas of Expertise CMS Part B claims 7

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.

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.
228 services215 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
179 services51 patients
Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more 99306
An initial nursing facility visit is your first meeting with your healthcare team at a nursing facility. Lasting typically 45 minutes, this appointment involves a comprehensive health assessment and the creation of your personalized care plan. It's a crucial step to ensure your health and well-being.
40 services39 patients
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308
A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.
40 services24 patients
Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 99310
A follow-up nursing facility visit is a routine check-up that typically lasts about 35 minutes. During this visit, your health status is evaluated, any changes in your condition are noted, and necessary adjustments to your care plan are made. It's an essential part of maintaining your health.
26 services16 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 2

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

Osf Little Company Of Mary Medical Center

Acute Care Hospitals · Evergreen Park, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140179
Location2800 W 95th StEvergreen Park, IL 60805 · Cook County
Emergency services Birthing friendly

Advocate Christ Hospital & Medical Center

Acute Care Hospitals · Oak Lawn, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140208
Location4440 W 95th StreetOak Lawn, IL 60453 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60805 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.

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.

DEBORAH OLUBUKUNOLA OYELOWO
Nurse Practitioner (Family)
2800 W 95TH ST
EVERGREEN PK, IL 60805
Cook County (708) 422-6200
TIMOTHY D PUTNAM M.D.
Physical Medicine & Rehabilitation
2800 W 95TH ST
EVERGREEN PARK, IL 60805
Cook County (708) 422-6200
MS. KARYN L. BENAK CRNA
Nurse Anesthetist, Certified Registered
2800 W 95TH ST
EVERGREEN PARK, IL 60805
Cook County (708) 422-6200
MR. MERRILL BARNES MD
Pathology (Anatomic Pathology & Clinical Pathology)
2800 W 95TH ST
EVERGREEN PARK, IL 60805
Cook County (708) 229-5817
DANIELLE PEYTON BREWER
Pediatrics
2800 W 95TH ST
EVERGREEN PARK, IL 60805
Cook County (708) 422-6200
DR. RICHARD D. KERN M.D.
Internal Medicine (Pulmonary Disease)
2800 W 95TH ST, PULMONARY MEDICINE CONSULTANTS, LTD.
EVERGREEN PARK, IL 60805
Cook County (708) 424-9288
JOANNE ZITTER OTR
Occupational Therapist
2800 W 95TH ST
EVERGREEN PARK, IL 60805
Cook County (708) 229-5645
MELODIE KESHANI DO
Emergency Medicine
2800 W 95TH ST
EVERGREEN PARK, IL 60805
Cook County (708) 422-6200

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 Louay Jajeh's NPI number?

The NPI number for Louay Jajeh is 1174028088. It was assigned to this individual provider in the NPPES registry on March 24, 2018.

Where is Louay Jajeh located?

Louay Jajeh practices at 2800 W 95th St, Evergreen Park, IL 60805. The listed phone number is (708) 422-6200.

What is Louay Jajeh's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Louay Jajeh enrolled in Medicare?

Yes. Louay Jajeh 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 organizations bill Medicare for Louay Jajeh's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Louay Jajeh reassigns Medicare benefits to 5 organizations: Illinois Post-Acute Medical Services 1 PC (Hinsdale, IL), Inpatient Consultants Of Illinois, P.C. (Hinsdale, IL), Cs Pacs 3 Il, S.C. (Park Ridge, IL), Cs Pacs 3 Midwest LLC (Dayton, OH) and Nv Pacs 2 LLC (Las Vegas, NV). Each 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 Louay Jajeh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Louay Jajeh affiliated with any hospitals?

According to CMS data, Louay Jajeh is affiliated with Osf Little Company Of Mary Medical Center and Advocate Christ Hospital & Medical Center.

When was this NPI record last updated?

The NPPES record for Louay Jajeh was last updated on September 20, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.