Randall Mark Leja, D.O.
Pediatrics Physician · Grand Rapids, MI
Randall Mark Leja, D.O. is a pediatrics physician with a practice address in Grand Rapids, Michigan, and NPI 1891058624, issued on Jun 18, 2012. Check the license (Michigan 5101019817, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Randall Mark Leja
- Credential
- D.O.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 5101019817 MI
Self-reported in NPPES; status is on the state search - Practice location
- 100 Michigan St NE # 13, Grand Rapids, MI 49503
- Phone
- (616) 267-0073
- Enumerated
- Jun 18, 2012
- Record last updated
- Jun 18, 2012 (not updated in 14 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 2,180 in Michigan → Look up another NPI →
Also registered at 100 Michigan St NE # 13
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cheryl Dyksen, M.D.Pediatrics Physician1649583675
- Shawna Pierce, M.D.Pediatrics Physician1700149929
Verify Randall Mark Leja in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5101019817Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $37,044.09
30 payments; by number, the most common kind was consulting fee; the largest payer was Takeda Pharmaceuticals U.S.A., Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Randall Mark Leja among 2,180 pediatrics physician records in Michigan
Randall Mark Leja, D.O. is one of 2,180 pediatrics physician records with a practice address in Michigan. 38% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 65% of them.
- NPI issued2012 · 65% of these records are older, 33% newer
- In a Medicare fileYes · 38% of these records are
- In the CMS Doctors and Clinicians fileNo · 11% of these records are
- Record last updated2012 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
251 pediatrics physician records list a practice address in Grand Rapids
They are 251 of the 18,005 NPPES records with a practice address in Grand Rapids, and 2,180 pediatrics physician records in Michigan.
All 2,180 in Michigan → Every provider in Grand Rapids → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Rebecca Bultman, MDGrand Rapids, MI 495031972574309
- Timothy Conroy, MDGrand Rapids, MI 495031932189651
- Jill Golden, M.D.Grand Rapids, MI 495031396793261
- Jeri Kessenich, MDGrand Rapids, MI 495031386624633
- Cheryl Kuz, MDGrand Rapids, MI 495031447230107
- Michael Metz, MDGrand Rapids, MI 495031083694426
- James Moses, MDGrand Rapids, MI 495031912998683
- Dominic Sanfilippo, MDGrand Rapids, MI 495031386615763
Common questions
What is Randall Mark Leja, D.O.'s NPI number?
Randall Mark Leja, D.O.'s National Provider Identifier (NPI) is 1891058624, issued on Jun 18, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Randall Mark Leja, D.O. located?
The NPPES record lists a practice address at 100 Michigan St NE # 13, Grand Rapids, MI, 49503. Phone: (616) 267-0073. Providers update this record themselves, so call before visiting.
How can I verify Randall Mark Leja, D.O.'s license?
NPPES lists Michigan license number 5101019817, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.