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MIKE A LEONIS M.D., PH.D.
NPI 1669402087
Pediatrics - Pediatric Transplant Hepatology in Cleveland, OH

Active since July 03, 2006PECOS EnrolledAccepts Medicare Assignment
9500 EUCLID AVE # R3, CLEVELAND, OH 44195(216) 445-5893(216) 444-2974 Get Directions Write a Review

NPPES record last updated: October 28, 2021. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mike A Leonis M.d., Ph.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MIKE A LEONIS M.D., PH.D. (NPI 1669402087) is an individual pediatric transplant hepatology provider in Cleveland, Ohio, licensed in Ohio (35.079553) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Cleveland Clinic, and is a graduate of Washington University School Of Medicine (1996).

NPPES Registry Identity

NPI1669402087
Entity TypeIndividualMale
Primary Taxonomy2080T0004X
Provider Legal NameMIKE A LEONISCredential: M.D., PH.D.
Location Address9500 EUCLID AVE # R3Cleveland, OH 44195-0001
Mailing Address9500 Euclid Ave # R3Cleveland, OH 44195-0001 · (216) 445-5893 · Fax (216) 444-2974
Phone(216) 445-5893
Fax(216) 444-2974
Sole ProprietorNo
Medical School CMSWashington University School Of MedicineGraduated 1996
Enumeration DateJuly 3, 2006
Last NPPES UpdateOctober 28, 2021
NPPES CertifiedOctober 28, 2021
✔ NPI 1669402087 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric Transplant HepatologyAllopathic & Osteopathic Physicians
Taxonomy Code2080T0004X
License✔ Licensed in OH · 35.079553
Definition
A pediatrician with expertise in transplant hepatology encompasses the special knowledge and skill required of pediatric gastroenterologists to care for patients prior to and following hepatic transplantation; it spans all phases of liver transplantation.
Also ListedPediatrics · Pediatric GastroenterologyTaxonomy 2080P0206X · License 35.079553 (OH)
9500 EUCLID AVE # R3, Cleveland, OH 44195
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Insurance Corporation of Ohio.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mike A Leonis M.d., Ph.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6305998311
PECOS Enrollment IDI20090722000002
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Cleveland Clinic

Acute Care Hospitals · Cleveland, OH
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number360180
Location9500 Euclid AvenueCleveland, OH 44195 · Cuyahoga County
Emergency services Birthing friendly

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KARA MCNAMARA M.D.
Pediatrics (Pediatric Allergy/Immunology)
9500 EUCLID AVE # R3
CLEVELAND, OH 44195
Cuyahoga County (216) 444-4828
ABIGAIL DEMIANCZYK PHD
Psychologist (Clinical)
9500 EUCLID AVE # R3
CLEVELAND, OH 44195
Cuyahoga County (216) 445-5171
RUCHI BABRIWALA MD
Pediatrics
9500 EUCLID AVE # R3
CLEVELAND, OH 44195
Cuyahoga County (216) 636-3999
KADAKKAL R RADHAKRISHNAN MD
Pediatrics (Pediatric Transplant Hepatology)
9500 EUCLID AVE # R3
CLEVELAND, OH 44195
Cuyahoga County (216) 444-9322
DR. ANDREA DAWN MUCCI MD
Pediatrics (Pediatric Endocrinology)
9500 EUCLID AVE # R3
CLEVELAND, OH 44195
Cuyahoga County (216) 444-7987
ALTON L MELTON MD
Pediatrics (Pediatric Allergy/Immunology)
9500 EUCLID AVE # R3
CLEVELAND, OH 44195
Cuyahoga County (216) 444-6817
DR. ELLEN S ROME MD, MPH
Pediatrics (Adolescent Medicine)
9500 EUCLID AVE # R3
CLEVELAND, OH 44195
Cuyahoga County (216) 444-3566
KRISTINA PYTLAK MS, RD, CSP, LD
Dietitian, Registered (Nutrition, Pediatric)
9500 EUCLID AVE # R3
CLEVELAND, OH 44195
Cuyahoga County (216) 445-1307

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mike Leonis's NPI number?

The NPI number for Mike Leonis is 1669402087. It was assigned to this individual provider in the NPPES registry on July 3, 2006.

Where is Mike Leonis located?

Mike Leonis practices at 9500 Euclid Ave # R3, Cleveland, OH 44195. The listed phone number is (216) 445-5893.

What is Mike Leonis's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Transplant Hepatology, with taxonomy code 2080T0004X.

Is Mike Leonis enrolled in Medicare?

Yes. Mike Leonis is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Mike Leonis accept?

Health plans from Oscar Insurance Corporation of Ohio list Mike Leonis as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Mike Leonis affiliated with any hospitals?

According to CMS data, Mike Leonis is affiliated with Cleveland Clinic.

When was this NPI record last updated?

The NPPES record for Mike Leonis was last updated on October 28, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.