Thomas Barker, DO
Emergency Medicine Physician · Saint Joseph, MI
Thomas Barker, DO is an emergency medicine physician with a practice address in Saint Joseph, Michigan, and NPI 1093394009, issued on Apr 6, 2021. Check the license (Michigan 5101027778, as entered in NPPES) on the Michigan Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Thomas Barker
- Credential
- DO
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 5101027778 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1234 Napier Ave, Saint Joseph, MI 49085
- Phone
- (208) 863-9116
- Enumerated
- Apr 6, 2021
- Entity
- Type 1 · individual
Also registered at 1234 Napier Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Erik Achramowicz, D.O.Emergency Medicine Physician1598027245
- Scott Achramowicz, PAPhysician Assistant1295244630
- Joseph Aderemi, MDPsychiatry Physician1831726546
- Kristina Aleksoniene, MDInfectious Disease Physician1659545002
- Sydney Alexander, DOFamily Medicine Physician1144952698
- Robert Allen, MDCritical Care Medicine (Internal Medicine) Physician1073540647
Verify Thomas Barker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine
Search for license 5101027778Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
52% fewer Medicare Part D claims than the average emergency medicine physician in 2024
171 Medicare Part D claims for 127 beneficiaries, against an average of 355 among the 49,029 providers of this specialty who prescribed in Part D.
Most prescribed
- Cephalexin25 claims
- Naproxen16 claims
- Prednisone15 claims
- Amoxicillin-Clavulanate Potass14 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.
Industry payments in 2024: $49.45
1 payment, mostly food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 12,165 providers of this specialty with any payment received $1,340.71 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.
One hospital or facility affiliation
- Northwest Emergency Physicians LLCArlington, WA
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.
36 emergency medicine physician records list a Saint Joseph practice address
They are 36 of the 1,038 NPPES records with a Saint Joseph practice address, and 2,731 emergency medicine physician records in Michigan.
All 36 in Saint Joseph → All 2,731 in Michigan → Every provider in Saint Joseph →
Other emergency medicine physician records in Michigan
- Melanie Aaberg, DOTrenton, MI1801093968
- Sydney Abass, MDTrenton, MI1306504253
- Danya AbbasLenox, MI1104319672
- Saiyeda Abbas, M.D.Farmington Hills, MI1255540894
- Nazer Abdel Fattah, D.OAllen Park, MI1518923382
- Sami AbdelazizDetroit, MI1295588572
- Jaber Abdo, D.O.Detroit, MI1528416211
- Maher AbdoDetroit, MI1699263202
- Moneer Abdo, M.D.Ann Arbor, MI1508204587
- Yasir Abdulmunem, M.D.Detroit, MI1821330473
Common questions
What is Thomas Barker, DO's NPI number?
Thomas Barker, DO's National Provider Identifier (NPI) is 1093394009, issued on Apr 6, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Barker, DO located?
The NPPES record lists a practice address at 1234 Napier Ave, Saint Joseph, MI, 49085. Phone: (208) 863-9116. Providers update this record themselves, so call before visiting.
How can I verify Thomas Barker, DO's license?
NPPES lists Michigan license number 5101027778, as entered by the provider. 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 Thomas Barker, DO prescribe under Medicare Part D?
In 2024, Thomas Barker, DO had 171 Medicare Part D claims for 127 beneficiaries; the average among emergency medicine physician prescribers was 355. 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.