1. Home
  2. Directory
  3. Illinois
  4. Chicago
  5. Internal Medicine
  6. NPI Profile

PETER PYAGAY MD
NPI 1821616947
Internal Medicine in Chicago, IL

Active since July 07, 2020PECOS EnrolledAccepts Medicare Assignment
2525 S MICHIGAN AVE, CHICAGO, IL 60616(312) 567-2000 Get Directions Write a Review

NPPES record last updated: September 1, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 1, 2020, Jul 7, 2020 (2 updates tracked since 2020).

About Peter Pyagay Md NPPES

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

PETER PYAGAY MD (NPI 1821616947) is an individual internal medicine provider in Chicago, Illinois, licensed in Illinois (125.077247) and active in the NPI registry since July 2020. He is enrolled in Medicare PECOS, is affiliated with Crossroads Community Hospital, and is a graduate of Other (1999).

NPPES Registry Identity

NPI1821616947
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NamePETER PYAGAYCredential: MD
Location Address2525 S MICHIGAN AVEChicago, IL 60616-2332
Mailing Address2525 S Michigan AveChicago, IL 60616-2315
Phone(312) 567-2000
Sole ProprietorNo
Medical School CMSOtherGraduated 1999
Enumeration DateJuly 7, 2020
Last NPPES UpdateSeptember 1, 20202 updates tracked since enumeration
NPPES CertifiedSeptember 1, 2020
✔ NPI 1821616947 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in IL · 125.077247
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.
2525 S MICHIGAN AVE, Chicago, IL 60616
Open in Google Maps ↗

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

Peter Pyagay 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 ID8325441744
PECOS Enrollment IDI20250827001071
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

2

Medicare enrollment records show Peter Pyagay reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Deaconess Illinois Specialty Clinic, Inc.
232 mi
Orthopaedic Surgery
1201 RICKER RD
Salem, IL 62881
  • Reassigned Medicare billing, Illinois enrollment
  • 228 clinicians in this Medicare group
NPI 1730896291 (182) 418-7916
Deaconess Illinois Crossroads Inc
247 mi
Rural Health
1209 W ROBINSON ST
Wayne City, IL 62895
  • Reassigned Medicare billing, Illinois enrollment
  • 17 clinicians in this Medicare group
NPI 1528785284 (618) 895-2050

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

Hospital Affiliations CMS Care Compare

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

Crossroads Community Hospital

Acute Care Hospitals · Mount Vernon, IL
OwnershipProprietary
CMS Certification Number140294
Location8 Doctors Park RdMount Vernon, IL 62864 · Jefferson County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60616 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.

HANIYA SAEED MD
Internal Medicine
2525 S MICHIGAN AVE
CHICAGO, IL 60616
Cook County (312) 567-2000
MR. ROBERT J GALLIGAN PSY.D.
Psychologist (Clinical)
2525 S MICHIGAN AVE, B-390
CHICAGO, IL 60616
Cook County (312) 567-6691
MR. ROUEEN RAFEYAN M.D.
Psychiatry & Neurology (Addiction Medicine)
2525 S MICHIGAN AVE, B-390
CHICAGO, IL 60616
Cook County (312) 567-6691
DARYL WAYNE MCKEE DO
Obstetrics & Gynecology
2525 S MICHIGAN AVE
CHICAGO, IL 60616
Cook County (312) 567-2000
MAURO HENRIQUE ANGHINONI BONISSONI
Student in an Organized Health Care Education/Training Program
2525 S MICHIGAN AVE
CHICAGO, IL 60616
Cook County (312) 567-2424
MAHMOOD MOHIUDDIN MOHAMMED M.B.B.S.
Student in an Organized Health Care Education/Training Program
2525 S MICHIGAN AVE
CHICAGO, IL 60616
Cook County (312) 567-2424
DR. YASIR M M FARAH MD
Internal Medicine (Critical Care Medicine)
2525 S MICHIGAN AVE
CHICAGO, IL 60616
Cook County (312) 567-2000
PRAIRE SHORES DENTAL
Dentist (General Practice)
2525 S MICHIGAN AVE, 8TH FL
CHICAGO, IL 60616
Cook County (312) 567-2299

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 Peter Pyagay's NPI number?

The NPI number for Peter Pyagay is 1821616947. It was assigned to this individual provider in the NPPES registry on July 7, 2020.

Where is Peter Pyagay located?

Peter Pyagay practices at 2525 S Michigan Ave, Chicago, IL 60616. The listed phone number is (312) 567-2000.

What is Peter Pyagay's specialty?

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

Is Peter Pyagay enrolled in Medicare?

Yes. Peter Pyagay 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 Peter Pyagay's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Peter Pyagay reassigns Medicare benefits to 2 organizations: Deaconess Illinois Specialty Clinic, Inc. (Salem, IL) and Deaconess Illinois Crossroads Inc (Wayne City, IL). 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 Peter Pyagay's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Peter Pyagay affiliated with any hospitals?

According to CMS data, Peter Pyagay is affiliated with Crossroads Community Hospital.

When was this NPI record last updated?

The NPPES record for Peter Pyagay was last updated on September 1, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.