PETER PYAGAY (MD) – Internal Medicine Physician, NPI 1821616947

PETER PYAGAY (MD) is a healthcare provider. based in Chicago, Illinois. specializing in INTERNAL MEDICINE. They hold the professional credentials MD. They hold a License No. 125.077247 (IL). The NPI Number for PETER PYAGAY (MD) is 1821616947

Main info

Male
27 Years Of Experience
Accepts Medicare Assignment
Name
PETER PYAGAY (MD)
NPI
1821616947
Phone
Not provided
Address
2525 S MICHIGAN AVE
Enumeration Date
7 July 2020
Last Update Date
1 September 2020

Doctor Profile

Medical School Name
OTHER
Secondary Phone
6182444313
Graduation Year
1999 (27 years ago)
PAC ID
8325441744
Group Practice PAC ID
0143692178
Professional Enrollment ID
I20250827001071
Address ID
IL628646296MO4101XPLXX500
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience34
Completeness75
Years active:5State licenses:1Digital endpointsOther names

8,824 INTERNAL MEDICINE in IL

Provider Addresses for PETER PYAGAY (MD)

  • 2525 S MICHIGAN AVE

    CHICAGO, IL 606162315

    Phone:

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2025-08-27

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20250827001071IInternal MedicineILTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 60616)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 0143692178View full group profile
NameSpecialtyState
Nurse PractitionerIL
Physician AssistantIL
Nurse PractitionerIL
Nurse PractitionerIL
Nurse Practitioner, Registered Dietitian Or Nutrition ProfessionalIL
Internal Medicine, Pulmonary DiseaseIL
Physician AssistantIL

Reviews

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Frequently asked questions

Is PETER PYAGAY (MD) listed with a National Provider Identifier?
Yes — PETER PYAGAY (MD) has NPI 1821616947 on file in the registry.
Active or inactive — what applies to PETER PYAGAY (MD)?
You should see PETER PYAGAY (MD) as active in CMS-hosted NPPES data.
How would a patient describe PETER PYAGAY (MD)'s focus?
For PETER PYAGAY (MD), the primary taxonomy reads as Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
What locale is associated with PETER PYAGAY (MD)?
Directory geography for PETER PYAGAY (MD) centers on Chicago, Illinois.
When was this NPI issued?
Enumeration for PETER PYAGAY (MD) is noted as July 7, 2020 where the registry provides it.

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