Stephen Delapp, MD
Family Medicine Physician · Byron Center, MI
Stephen Delapp, MD is a family medicine physician with a practice address in Byron Center, Michigan, and NPI 1649298837, issued on Jul 17, 2006. Check the license (Michigan 4301082596, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Stephen Delapp
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 4301082596 MI
Self-reported in NPPES; status is on the state search - Practice location
- 2373 64TH St SW, Byron Center, MI 49315
- Phone
- (616) 685-1350
- Enumerated
- Jul 17, 2006
- Record last updated
- Jun 26, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (616) 261-7191
- Medicaid IDs
- 4894930 MI
4894920 MI
4891713 MI
4894902 MI - Medicare enrollment
- Enrolled (PECOS I20060816000523); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Human Medicine, 2003
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,013 in Michigan → Look up another NPI →
Also registered at 2373 64TH St SW
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Angela Andrews, MDInternal Medicine Physician1659636595
- Jeffery Chamberlain, M.D.Family Medicine Physician1790905214
- Neil Colegrove, MDFamily Medicine Physician1962455188
- Amanda Eardley, RPHPharmacist1346361540
- Patrick Fitzgibbon, DOFamily Medicine Physician1902025760
- John Healey, M.D.Sports Medicine (Orthopaedic Surgery) Physician1578509303
Verify Stephen Delapp in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301082596Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.0 times the Medicare Part D claims of the average family medicine physician in 2024
7,094 Medicare Part D claims for 671 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 98 claims were for opioids.
Most prescribed
- Atorvastatin Calcium655 claims
- Lisinopril405 claims
- Amlodipine Besylate251 claims
- Omeprazole227 claims
- Levothyroxine Sodium217 claims
- Losartan Potassium185 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Advantage Health/saint Mary's Medical GroupCaledonia, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephen Delapp among 6,013 family medicine physician records in Michigan
Stephen Delapp, MD is one of 6,013 family medicine physician records with a practice address in Michigan. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.
- NPI issued2006 · 11% of these records are older, 56% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2003 · median 2008 among the 3,493 with a school on file
- Record last updated2009 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
16 family medicine physician records list a practice address in Byron Center
They are 16 of the 317 NPPES records with a practice address in Byron Center, and 6,013 family medicine physician records in Michigan.
All 6,013 in Michigan → Every provider in Byron Center → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Paul Braman, M.D.Byron Center, MI 493151629096896
- Frank Brown, M.D.Bryon Center, MI 493151104872373
- Jeffery Chamberlain, M.D.Byron Center, MI 493151790905214
- Neil Colegrove, MDByron Center, MI 493151962455188
- Christopher Coller, D.O.Byron Center, MI 493151124280359
- Scott Duemler, MDByron Center, MI 493151306898036
- Patrick Fitzgibbon, DOByron Center, MI 493151902025760
- Anthony Foster, M.D.Byron Center, MI 493151578585964
Common questions
What is Stephen Delapp, MD's NPI number?
Stephen Delapp, MD's National Provider Identifier (NPI) is 1649298837, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stephen Delapp, MD located?
The NPPES record lists a practice address at 2373 64TH St SW, Byron Center, MI, 49315. Phone: (616) 685-1350. Providers update this record themselves, so call before visiting.
How can I verify Stephen Delapp, MD's license?
NPPES lists Michigan license number 4301082596, 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.
How much does Stephen Delapp, MD prescribe under Medicare Part D?
In 2024, Stephen Delapp, MD had 7,094 Medicare Part D claims for 671 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.