Julie Jean Sommerfield-Ronek, MD
Pediatric Cardiology Physician · Grand Rapids, MI
Julie Jean Sommerfield-Ronek, MD is a pediatric cardiology physician with a practice address in Grand Rapids, Michigan, and NPI 1902955214, issued on Jan 9, 2007. Check the license (Michigan 4301089611, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Julie Jean Sommerfield-Ronek
- Credential
- MD
- Primary taxonomy
- Pediatric Cardiology Physician 2080P0202X
- License number
- 4301089611 MI
Self-reported in NPPES; status is on the state search - Practice location
- 25 Michigan St NE Ste 4200, Grand Rapids, MI 49503
- Phone
- (616) 267-9150
- Enumerated
- Jan 9, 2007
- Record last updated
- Mar 2, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20100817000152); accepts Medicare assignment
- Medical or professional school
- George Washington University School Of Medicine, 2003
- Entity
- Type 1 · individual
8 nearest pediatric cardiology physician records → All 155 in Michigan → Look up another NPI →
Also registered at 25 Michigan St NE Ste 4200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Yasser Al Khatib, MDPediatric Cardiology Physician1053311779
- Sarah Badran, MDPediatric Cardiology Physician1114067469
- Giedrius BaliulisThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1215311220
- Jean Ballweg, M.D.Pediatric Cardiology Physician1043236730
- Tammy Bectel, NPAcute Care Nurse Practitioner1881119667
- Khira Benson, CNPAcute Care Nurse Practitioner1003425380
Verify Julie Jean Sommerfield-Ronek in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301089611Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 86.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Spectrum Health Primary Care PartnersGrand Rapids, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Julie Jean Sommerfield-Ronek among 155 pediatric cardiology physician records in Michigan
Julie Jean Sommerfield-Ronek, MD is one of 155 pediatric cardiology physician records with a practice address in Michigan. 61% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 34% of them.
- NPI issued2007 · 34% of these records are older, 57% newer
- In a Medicare fileYes · 61% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated2003 · median 2005 among the 84 with a school on file
- Record last updated2021 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0202X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Cardiology Physician providers in Michigan
There are 155 pediatric cardiology physician records in Michigan.
All 155 in Michigan → Every provider in Grand Rapids → Pediatric Cardiology Physician nationwide →
The 8 pediatric cardiology physician records with the nearest ZIP codes
- Yasser Al Khatib, MDGrand Rapids, MI 495031053311779
- Sarah Badran, MDGrand Rapids, MI 495031114067469
- Jean Ballweg, M.D.Grand Rapids, MI 495031043236730
- Michael Florentine, MDGrand Rapids, MI 495031447345285
- Emy Kuriakose, M.D.Grand Rapids, MI 495031467734442
- Samuel Lacina, MDGrand Rapids, MI 495031811091168
- Kim Lee, M.D.Grand Rapids, MI 495031861587602
- Linda Pauliks, MDGrand Rapids, MI 495031013903947
Common questions
What is Julie Jean Sommerfield-Ronek, MD's NPI number?
Julie Jean Sommerfield-Ronek, MD's National Provider Identifier (NPI) is 1902955214, issued on Jan 9, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Julie Jean Sommerfield-Ronek, MD located?
The NPPES record lists a practice address at 25 Michigan St NE Ste 4200, Grand Rapids, MI, 49503. Phone: (616) 267-9150. Providers update this record themselves, so call before visiting.
How can I verify Julie Jean Sommerfield-Ronek, MD's license?
NPPES lists Michigan license number 4301089611, 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.
What is Julie Jean Sommerfield-Ronek, MD's MIPS final score?
The 2023 MIPS final score is 86.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.