DR. IVAN R LANDAN (M.D.) – Neurology Physician, NPI 1659341295

DR. IVAN R LANDAN (M.D.) is a healthcare provider. based in Norton shores, Michigan. specializing in Neurology Physician. They hold the professional credentials M.D.. They hold a License No. 048973 (MI). The NPI Number for DR. IVAN R LANDAN (M.D.) is 1659341295

Main info

Male
Sole Proprietor
42 Years Of Experience
Accepts Medicare Assignment
Name
DR. IVAN R LANDAN (M.D.)
NPI
1659341295
Phone
(231) 722-7510
Address
557 SEMINOLE RD
Enumeration Date
25 January 2006
Last Update Date
8 January 2013

Doctor Profile

Medical School Name
OTHER
Secondary Phone
7344583614
Graduation Year
1984 (42 years ago)
PAC ID
8426103102
Group Practice PAC ID
9638317373
Professional Enrollment ID
I20090901000594
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for DR. IVAN R LANDAN (M.D.)

  • 557, Seminole Road, Norton Shores, Muskegon County, Michigan, 49444, United States

    NORTON SHORES, MI 494443719

    Phone: (231) 722-7510

    Fax: (231) 722-7513

    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: 2009-09-01

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
I20090901000594INeurologyMITBD

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 49444)

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Provider's Procedures

DR. IVAN R LANDAN (M.D.) performs procedures in Neurology Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
NEUROLOGYMI95910Nerve transmission studies, 7-8 studies3535

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: 9638317373View full group profile
NameSpecialtyState
Physician AssistantMI
Pain Management, AnesthesiologyMI
-MI
Pain Management, Anesthesiology, Anesthesiology, Pain ManagementCA
Nurse PractitionerMI
Anesthesiology, Interventional Pain ManagementTX
A N E S T H E S I O L O G YMI
N E U R O S U R G E R YMI
-MI
Nurse PractitionerMI

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Frequently asked questions

How is DR. IVAN R LANDAN (M.D.) identified in CMS data?
CMS-hosted NPPES data lists DR. IVAN R LANDAN (M.D.) with NPI 1659341295.
Is DR. IVAN R LANDAN (M.D.) listed as active for patients and plans?
The listing shows DR. IVAN R LANDAN (M.D.) as active in the NPI system.
What is DR. IVAN R LANDAN (M.D.)'s specialty?
The listing groups DR. IVAN R LANDAN (M.D.) with Neurology Physician. Clinical services aligned with this taxonomy classification.
What area does DR. IVAN R LANDAN (M.D.) serve?
DR. IVAN R LANDAN (M.D.)'s listing highlights Norton Shores, Michigan; more addresses can appear in NPPES.
How many locations tie to this NPI?
2 practice locations appear in the available data.

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