David Byrens, M.D.
Family Medicine Physician · Marshall, MI
David Byrens, M.D. is a family medicine physician with a practice address in Marshall, Michigan, and NPI 1902874126, issued on Mar 14, 2006. Check the license on the Michigan Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- David Byrens
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- Practice location
- 215 E Mansion St Ste 2F, Marshall, MI 49068
- Phone
- (269) 781-2111
- Enumerated
- Mar 14, 2006
- Entity
- Type 1 · individual
Also registered at 215 E Mansion St Ste 2F
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ronald Applebey, PAPhysician Assistant1639301724
- Rebecca Womble, FNP-CFamily Nurse Practitioner1760993042
Verify David Byrens in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of MedicineCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
3.5 times the Medicare Part D claims of the average family medicine physician in 2024
12,403 Medicare Part D claims for 602 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 828 claims were for opioids.
Most prescribed
- Amlodipine Besylate391 claims
- Rosuvastatin Calcium376 claims
- Levothyroxine Sodium349 claims
- Atorvastatin Calcium322 claims
- Losartan Potassium301 claims
- Hydrocodone-Acetaminophen295 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.
One hospital or facility affiliation
- Ella E M Brown Charitable CircleMarshall, MI
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
18 family medicine physician records list a Marshall practice address
They are 18 of the 309 NPPES records with a Marshall practice address, and 5,783 family medicine physician records in Michigan.
All 18 in Marshall → All 5,783 in Michigan → Every provider in Marshall →
Other family medicine physician records in Michigan
- Asma AbbasHamtramck, MI1982946463
- Saadia Abbas, MDChesterfield, MI1619136868
- Faezeh AbbasiMonroe, MI1144065921
- Layla Abbasi, MDWayne, MI1346177607
- Marisa Abbo, DORochester Hills, MI1184605388
- Cathleen Abbott, M.D.East Lansing, MI1275630501
- Leah Abbott, MDGwinn, MI1760987341
- Nina Abboud, DORochester Hills, MI1639750557
- Ryan Abboud, DOBingham Farms, MI1104353077
- Christina Abd, MDSterling Heights, MI1770371965
Common questions
What is David Byrens, M.D.'s NPI number?
David Byrens, M.D.'s National Provider Identifier (NPI) is 1902874126, issued on Mar 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David Byrens, M.D. located?
The NPPES record lists a practice address at 215 E Mansion St Ste 2F, Marshall, MI, 49068. Phone: (269) 781-2111. Providers update this record themselves, so call before visiting.
How can I verify David Byrens, M.D.'s license?
Search the Michigan Board of Medicine at https://www.michigan.gov/lara/bureau-list/bpl/health/hp-lic-health-prof/medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does David Byrens, M.D. prescribe under Medicare Part D?
In 2024, David Byrens, M.D. had 12,403 Medicare Part D claims for 602 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.