MICHAEL LARRY MACKNIN (M.D.) – Pediatrics Physician, NPI 1891759544

MICHAEL LARRY MACKNIN (M.D.) is a healthcare provider. based in Independence, Ohio. specializing in Pediatrics Physician. They hold the professional credentials M.D.. They hold a License No. 35045340M (OH). The NPI Number for MICHAEL LARRY MACKNIN (M.D.) is 1891759544

Main info

Male
Name
MICHAEL LARRY MACKNIN (M.D.)
NPI
1891759544
Phone
(800) 223-2273
Address
6000 W CREEK RD
Enumeration Date
12 April 2006
Last Update Date
8 June 2010
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 MICHAEL LARRY MACKNIN (M.D.)

  • 6000, West Creek Road, Independence, Cuyahoga County, Ohio, 44131, United States

    SUITE 10

    INDEPENDENCE, OH 441312139

    Phone: (800) 223-2273

    Type: Mailing

  • Cleveland Clinic, 9500, Euclid Avenue, Newton Avenue Historic District, University Circle, Cleveland, Cuyahoga County, Ohio, 44195, United States

    CLEVELAND, OH 441950001

    Phone: (800) 223-2273

    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: 2005-05-16

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
I20050516000154IPediatric MedicineOHTBD

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 44131)

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Reviews

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Frequently asked questions

What is the registry number for MICHAEL LARRY MACKNIN (M.D.)?
The registry entry for MICHAEL LARRY MACKNIN (M.D.) shows NPI 1891759544.
Quick check: is MICHAEL LARRY MACKNIN (M.D.) active?
Public NPPES data shows MICHAEL LARRY MACKNIN (M.D.) with an active NPI status right now.
What type of care does MICHAEL LARRY MACKNIN (M.D.) provide?
MICHAEL LARRY MACKNIN (M.D.)'s profile centers on Pediatrics Physician. Clinical services aligned with this taxonomy classification.
What geographic area is tied to MICHAEL LARRY MACKNIN (M.D.)?
MICHAEL LARRY MACKNIN (M.D.) is associated with Independence, Ohio in the same public data insurers reference.
Why is information missing for MICHAEL LARRY MACKNIN (M.D.)?
Providers choose how much contact data to publish. Missing fields do not mean the profile is fake.

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