1. Home
  2. Directory
  3. Illinois
  4. Lake Forest
  5. Hospitalist
  6. NPI Profile

DR. POOJA NAYAK MD
NPI 1023696499
Hospitalist in Lake Forest, IL

Active since March 29, 2021PECOS EnrolledAccepts Medicare Assignment
1000 N WESTMORELAND RD, LAKE FOREST, IL 60045(847) 234-5600(847) 535-7203 Get Directions Write a Review

NPPES record last updated: July 9, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 9, 2025, Mar 29, 2021 (2 updates tracked since 2021).

About Dr. Pooja Nayak Md NPPES

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

DR. POOJA NAYAK MD (NPI 1023696499) is an individual hospitalist provider in Lake Forest, Illinois, licensed in Illinois (036168569) and active in the NPI registry since March 2021. She is enrolled in Medicare PECOS, is affiliated with Northshore University Healthsystem - Evanston Hospital, and maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1023696499
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameDR. POOJA NAYAKCredential: MD
Location Address1000 N WESTMORELAND RDLake Forest, IL 60045-1658
Mailing Address1000 N Westmoreland RdLake Forest, IL 60045-1658 · (847) 234-5600 · Fax (847) 535-7203
Phone(847) 234-5600
Fax(847) 535-7203
Sole ProprietorNo
Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 2021
Enumeration DateMarch 29, 2021
Last NPPES UpdateJuly 9, 20252 updates tracked since enumeration
NPPES CertifiedJuly 9, 2025
✔ NPI 1023696499 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in IL · 036168569
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
1000 N WESTMORELAND RD, Lake Forest, IL 60045
Open in Google Maps ↗

Secondary Practice Location 1

Location 11740 W Taylor StChicago, IL 60612-7232 · Phone (866) 600-2273

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

Dr. Pooja Nayak 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 ID2365845948
PECOS Enrollment IDI20240614002713
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 Pooja Nayak reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Northwestern Medical Faculty Foundation
25 mi
Multi-Specialty
DEPT 5777
Carol Stream, IL 60122
  • Reassigned Medicare billing, Illinois enrollment
  • 4,817 clinicians in this Medicare group
NPI 1346235314 (855) 694-2866

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 4

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.

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.
176 services87 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
63 services63 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.
41 services28 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.
36 services36 patients

Hospital Affiliations CMS Care Compare 2

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

Northshore University Healthsystem - Evanston Hospital

Acute Care Hospitals · Evanston, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140010
Location2650 Ridge AveEvanston, IL 60201 · Cook County
Emergency services Birthing friendly

Northwestern Lake Forest Hospital

Acute Care Hospitals · Lake Forest, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140130
Location1000 N Westmoreland RoadLake Forest, IL 60045 · Lake County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60045 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
$137.43 typical visit price
range $59.81 – $181.38
Typical copayment $34.35 (range $14.95 – $45.34)
Most-billed visit code 99204
Established Patient
$105.07 typical visit price
range $19.15 – $147.12
Typical copayment $26.26 (range $4.78 – $36.78)
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.

CONSOLIDATED PATHOLOGY CONSULTANTS SC
Pathology (Anatomic Pathology & Clinical Pathology)
1000 N WESTMORELAND RD
LAKE FOREST, IL 60045
Lake County (847) 996-1030
JENNIFER M NGUYEN MD
Hospitalist
1000 N WESTMORELAND RD
LAKE FOREST, IL 60045
Lake County (847) 234-5600
CAROLINE LANG OVERMAN PT, DPT
Physical Therapist
1000 N WESTMORELAND RD
LAKE FOREST, IL 60045
Lake County (847) 535-6430
CASEY DUGAN PA-C
Physician Assistant
1000 N WESTMORELAND RD
LAKE FOREST, IL 60045
Lake County (847) 582-2134
MRS. TAYLOR MORGAN SARES PA-C
Physician Assistant
1000 N WESTMORELAND RD
LAKE FOREST, IL 60045
Lake County (847) 535-8500
ANDREW MIN JUN CHOI MD
Hospitalist
1000 N WESTMORELAND RD
LAKE FOREST, IL 60045
Lake County (847) 234-5600
IRENE ZHU PA-C
Physician Assistant
1000 N WESTMORELAND RD
LAKE FOREST, IL 60045
Lake County (847) 535-7058
ARMANDO COMAS APRN, CNP
Nurse Practitioner
1000 N WESTMORELAND RD
LAKE FOREST, IL 60045
Lake County (847) 535-6150

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 Pooja Nayak's NPI number?

The NPI number for Pooja Nayak is 1023696499. It was assigned to this individual provider in the NPPES registry on March 29, 2021.

Where is Pooja Nayak located?

Pooja Nayak practices at 1000 N Westmoreland Rd, Lake Forest, IL 60045. The listed phone number is (847) 234-5600.

What is Pooja Nayak's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Pooja Nayak enrolled in Medicare?

Yes. Pooja Nayak 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 Pooja Nayak's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Pooja Nayak reassigns Medicare benefits to Northwestern Medical Faculty Foundation (Carol Stream, 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 Pooja Nayak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Pooja Nayak affiliated with any hospitals?

According to CMS data, Pooja Nayak is affiliated with Northshore University Healthsystem - Evanston Hospital and Northwestern Lake Forest Hospital.

When was this NPI record last updated?

The NPPES record for Pooja Nayak was last updated on July 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.