DR. KATHLEEN WREN PHELAN (M.D.) – Hematology (Internal Medicine) Physician, NPI 1932363447

DR. KATHLEEN WREN PHELAN (M.D.) is a healthcare provider. based in Chicago, Illinois. specializing in HEMATOLOGY, MEDICAL ONCOLOGY. They hold the professional credentials M.D.. They hold a License No. 036121454 (IL). The NPI Number for DR. KATHLEEN WREN PHELAN (M.D.) is 1932363447

Main info

Female
Sole Proprietor
21 Years Of Experience
Accepts Medicare Assignment
Name
DR. KATHLEEN WREN PHELAN (M.D.)
NPI
1932363447
Phone
(312) 942-5904
Address
1520 W HARRISON ST
Enumeration Date
14 July 2008
Last Update Date
10 October 2025

Doctor Profile

Medical School Name
OTHER
Secondary Phone
3129425904
Graduation Year
2005 (21 years ago)
PAC ID
4981853462
Group Practice PAC ID
5496658874
Professional Enrollment ID
I20120926000530
Address ID
IL606073106CH1520XSTXX400
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience68
Completeness85
Years active:17State licenses:1Digital endpointsOther names

121 HEMATOLOGY in IL

Loading map...

Provider Addresses for DR. KATHLEEN WREN PHELAN (M.D.)

  • 1520 W HARRISON ST

    CHICAGO, IL 606073106

    Phone: (312) 942-5904

    Type: Mailing

  • 2160, South 1st Avenue, Maywood, Proviso Township, Cook County, Illinois, 60153, United States

    CARDINAL BERNARDIN CANCER CENTER

    MAYWOOD, IL 601533328

    Phone:

    Type: Mailing

  • 2160 S 1st Ave

    Cardinal Bernardin Cancer Center

    Maywood, IL 601533328

    Phone: (708) 216-9000

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

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: 2012-09-26

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
I20120926000530IHematologyILTBD

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 60607)

Loading plans...

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: 5496658874View full group profile
NameSpecialtyState
General SurgeryIL
Internal MedicineIL
Diagnostic RadiologyWI
Internal MedicineMI
Hematology/Oncology, Hospice/Palliative CareIL
Nurse PractitionerIL
O B S T E T R I C S/ G Y N E C O L O G YOH
Nurse PractitionerIL
Nurse PractitionerIL
O T O L A R Y N G O L O G YCT

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

What is the standard ID for DR. KATHLEEN WREN PHELAN (M.D.) in the U.S.?
In the U.S., DR. KATHLEEN WREN PHELAN (M.D.) is identified by NPI 1932363447.
Quick check: is DR. KATHLEEN WREN PHELAN (M.D.) active?
Public NPPES data shows DR. KATHLEEN WREN PHELAN (M.D.) with an active NPI status right now.
What services align with DR. KATHLEEN WREN PHELAN (M.D.)'s listing?
DR. KATHLEEN WREN PHELAN (M.D.)'s public classification highlights Hematology (Internal Medicine) Physician. Clinical services aligned with this taxonomy classification.
Which community is linked to DR. KATHLEEN WREN PHELAN (M.D.)?
DR. KATHLEEN WREN PHELAN (M.D.) shows a connection to Chicago, Illinois in registry-derived data.
Who maintains DR. KATHLEEN WREN PHELAN (M.D.)'s record?
Providers certify NPPES data; CMS hosts the public file you are viewing.

Similar Providers

ROBERT NATHAN STEIN (MD)

Hematology (Internal Medicine) Physician
Advocate Christ Medical Center, 4400, West 95th Street, Oak Lawn, Worth Township, Cook County, Illinois, 60453, United States
NPI: 1245230309

OLGA FRANKFURT (MD)

Hematology (Internal Medicine) Physician
680 North Lake Shore Drive, 680, North Lake Shore Drive, Streeterville, Near North Side, Chicago, Cook County, Illinois, 60611, United States
NPI: 1962492611
2160 S FIRST AVE
NPI: 1831176007

JOSEPH M FLYNN (D.O., MPH)

Medical Oncology Physician
Music Box Theatre, 3733, North Southport Avenue, Wrigleyville, Lake View, Lakeview, Chicago, Lake View Township, Cook County, Illinois, 60613, United States
NPI: 1518939933

DR. ISTVAN REDEI (M.D.)

Hematology (Internal Medicine) Physician
Cancer Treatment Centers of America at Midwestern Regional Medical Center, 2520, Elisha Avenue, Zion, Illinois, 60099, United States
NPI: 1306818109

DR. RICHARD F WARREN (MD)

Medical Oncology Physician
122, East College Avenue, Appleton, Outagamie County, Wisconsin, 54911, United States
NPI: 1013981349

Unknown Individual

Medical Oncology Physician
Lake Point Tower, 505, North Lake Shore Drive, Loop, Chicago, Cook County, Illinois, 60611, United States
NPI: 1245204577

DOUGLAS ALAN NELSON (M.D.)

Medical Oncology Physician
676 S FLOYD ST STE 200
NPI: 1497720049

PARAMESWAREN VENUGOPAL (M.D.)

Hematology (Internal Medicine) Physician
Rush Professional Building, 1725, West Harrison Street, Near West Side, Illinois Medical District, Chicago, Illinois Medical District, Illinois, 60612, United States
NPI: 1093774465