WILLIAM KANITZ (M.D.) – Emergency Medicine Physician, NPI 1871907899

WILLIAM KANITZ (M.D.) is a healthcare provider. based in Howell, Michigan. specializing in EMERGENCY MEDICINE. They hold the professional credentials M.D.. They hold a License No. 11017906A (IN). The NPI Number for WILLIAM KANITZ (M.D.) is 1871907899

Main info

Male
12 Years Of Experience
Accepts Medicare Assignment
Name
WILLIAM KANITZ (M.D.)
NPI
1871907899
Phone
(231) 878-2519
Address
620 BYRON RD
Enumeration Date
18 June 2014
Last Update Date
21 December 2021

Doctor Profile

Medical School Name
UNIVERSITY OF TOLEDO COLLEGE OF MEDICINE
Secondary Phone
9549395000
Graduation Year
2014 (12 years ago)
PAC ID
5799900817
Group Practice PAC ID
4789596339
Professional Enrollment ID
I20170628003419
Address ID
MI481541971LI36475RDXX400

Contacts

Secure Messaging
wkanitz23917@direct.trinity-health.org
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience55
Completeness85
Years active:11State licenses:2Other namesUpdated within 12 months

3,157 EMERGENCY MEDICINE in MI

Provider Addresses for WILLIAM KANITZ (M.D.)

  • 620 BYRON RD

    HOWELL, MI 488431002

    Phone: (231) 878-2519

    Type: Location

  • 250 N SHADELAND AVE

    SUITE 130, PROVIDER ENROLLMENT

    INDIANAPOLIS, IN 462194959

    Phone: (317) 962-5975

    Type: Mailing

  • 1701 N SENATE BLVD

    INDIANAPOLIS, IN 462021239

    Phone: (317) 962-5975

    Fax: (317) 962-5492

    Type: Location

  • 7585 FOSDICK RD

    SALINE, MI 481769090

    Phone: (231) 878-2519

    Type: Mailing

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: 2017-06-28

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
I20170628003419IEmergency MedicineMITBD

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 making192190$0
93010Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only9389$0
99284Emergency department visit with moderate level of medical decision making8785$0
99291Critical care, first 30-74 minutes7575$0
99283Emergency department visit with low level of medical decision making2019$0
View full utilization report →

Insurance plans in this area (ZIP 48843)

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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: 4789596339View full group profile

Reviews

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Frequently asked questions

How is WILLIAM KANITZ (M.D.) identified in CMS data?
CMS-hosted NPPES data lists WILLIAM KANITZ (M.D.) with NPI 1871907899.
Is WILLIAM KANITZ (M.D.) listed as active for patients and plans?
The listing shows WILLIAM KANITZ (M.D.) as active in the NPI system.
What is WILLIAM KANITZ (M.D.)'s primary classification?
Emergency Medicine Physician is the headline specialty for WILLIAM KANITZ (M.D.) here. Clinical services aligned with this taxonomy classification.
Does WILLIAM KANITZ (M.D.) list a practice location?
Patients near Howell, Michigan may find WILLIAM KANITZ (M.D.) in results; validate coverage separately.
Is the information about WILLIAM KANITZ (M.D.) up to date?
Data updates when providers file changes in NPPES — treat critical facts as "verify if unsure."

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