JOHN J. BYRNE (M.D.) – Hospitalist Physician, NPI 1386678720

JOHN J. BYRNE (M.D.) is a healthcare provider. based in Racine, Wisconsin. specializing in HOSPITALIST, INTERNAL MEDICINE. They hold the professional credentials M.D.. They hold a License No. 29042 (WI). The NPI Number for JOHN J. BYRNE (M.D.) is 1386678720

Main info

Male
47 Years Of Experience
Accepts Medicare Assignment
Name
JOHN J. BYRNE (M.D.)
NPI
1386678720
Phone
(262) 687-5068
Address
3801 SPRING ST
Enumeration Date
10 July 2006
Last Update Date
5 June 2017

Doctor Profile

Medical School Name
MEDICAL COLLEGE OF WISCONSIN
Secondary Phone
2626874011
Graduation Year
1979 (47 years ago)
PAC ID
6608979315
Group Practice PAC ID
8628980943
Professional Enrollment ID
I20070319000403
Address ID
WI534051667MO3801XSTXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience57
Completeness75
Years active:19State licenses:1Digital endpointsOther names

1,087 HOSPITALIST in WI

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Provider Addresses for JOHN J. BYRNE (M.D.)

  • Ascension All Saints Hospital Spring Street Campus, 3801, Spring Street, Racine, Wisconsin, 53132, United States

    RACINE, WI 534051667

    Phone: (262) 687-5068

    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: 2007-03-19

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
I20070319000403IHospitalistWITBD

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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes416148$0
99231Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes5923$0
99239Hospital discharge day management, more than 30 minutes5858$0
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes4847$0
99238Hospital discharge day management, 30 minutes or less1111$0
View full utilization report →

Insurance plans in this area (ZIP 53405)

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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: 8628980943View full group profile
NameSpecialtyState
-WI
Mental Health CounselorWI
-WI
Internal MedicineWI
Hospitalist, Internal MedicineWI
U R O L O G YGA
O B S T E T R I C S/ G Y N E C O L O G YWI
-OH
-WI
-WI

Reviews

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Frequently asked questions

How is JOHN J. BYRNE (M.D.) identified in CMS data?
CMS-hosted NPPES data lists JOHN J. BYRNE (M.D.) with NPI 1386678720.
Can I rely on JOHN J. BYRNE (M.D.) being an active provider?
As of the registry snapshot, JOHN J. BYRNE (M.D.) is marked active.
What taxonomy line describes JOHN J. BYRNE (M.D.)?
For research purposes, treat JOHN J. BYRNE (M.D.) as Hospitalist Physician in this dataset. Clinical services aligned with this taxonomy classification.
What address line appears for JOHN J. BYRNE (M.D.)?
JOHN J. BYRNE (M.D.)'s geographic hint is Racine, Wisconsin in our summary view.
How many locations tie to this NPI?
2 practice locations appear in the available data.

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