MICHAEL S WISNIEWSKI (MD) – Emergency Medical Services (Emergency Medicine) Physician, NPI 1346452414

MICHAEL S WISNIEWSKI (MD) is a healthcare provider. based in Denver, Colorado. specializing in EMERGENCY MEDICINE. They hold the professional credentials MD. They hold a License No. 1353 (CO). The NPI Number for MICHAEL S WISNIEWSKI (MD) is 1346452414

Main info

Male
22 Years Of Experience
Accepts Medicare Assignment
Name
MICHAEL S WISNIEWSKI (MD)
NPI
1346452414
Phone
(303) 689-4444
Address
DEPT 1265
Enumeration Date
3 May 2007
Last Update Date
12 November 2008

Doctor Profile

Medical School Name
UNIVERSITY OF COLORADO SCHOOL OF MEDICINE, DENVER
Secondary Phone
3034981999
Graduation Year
2004 (22 years ago)
PAC ID
6901972934
Group Practice PAC ID
0244405488
Professional Enrollment ID
I20080827000511
Address ID
CO806014006BR1600XPKWY400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience61
Completeness75
Years active:19State licenses:2Digital endpointsOther names

1,197 EMERGENCY MEDICINE in CO

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Provider Addresses for MICHAEL S WISNIEWSKI (MD)

  • Emergency Dept Patients, East Harvard Avenue, Rosedale, Denver, Denver County, Colorado, 80113-1525, United States

    DENVER, CO 802560001

    Phone: (303) 689-4444

    Type: Mailing

  • Lutheran Medical Center, 8300, West 38th Avenue, Wheat Ridge, Jefferson County, Colorado, 80033, United States

    WHEAT RIDGE, CO 800336005

    Phone: (866) 899-7136

    Type: Location

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: 2008-08-27

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
I20080827000511IEmergency MedicineCOTBD

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
99285Emergency department visit with high level of medical decision making8683$0
93010Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only7562$0
99291Critical care, first 30-74 minutes4139$0
99284Emergency department visit with moderate level of medical decision making2424$0
View full utilization report →

Insurance plans in this area (ZIP 80256)

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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: 0244405488View full group profile
NameSpecialtyState
Emergency MedicineCO
Emergency MedicineWI
Emergency MedicineCO
Emergency MedicineCO
Emergency MedicineCO
Emergency MedicineMI
Emergency MedicineCO
Emergency MedicineNC
-CO
Emergency MedicineNM

Reviews

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Frequently asked questions

How do payers reference MICHAEL S WISNIEWSKI (MD)?
For MICHAEL S WISNIEWSKI (MD), use NPI 1346452414 as the unique 10-digit identifier.
Active or inactive — what applies to MICHAEL S WISNIEWSKI (MD)?
You should see MICHAEL S WISNIEWSKI (MD) as active in CMS-hosted NPPES data.
What expertise is attributed to MICHAEL S WISNIEWSKI (MD)?
MICHAEL S WISNIEWSKI (MD)'s specialty line reads Emergency Medical Services (Emergency Medicine) Physician. Clinical services aligned with this taxonomy classification.
Is MICHAEL S WISNIEWSKI (MD) associated with Denver?
Public fields place MICHAEL S WISNIEWSKI (MD) around Denver, Colorado. Always confirm the exact site before visiting.
Does inactive status remove historical data?
Historical rows can remain visible after status changes — read the dates carefully.

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