John L. Bradtke, MD
Internal Medicine Physician · Portage, MI
John L. Bradtke, MD is an internal medicine physician with a practice address in Portage, Michigan, and NPI 1659317071, issued on Jun 22, 2006. Check the license (Michigan 4301405991, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- John L. Bradtke
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 4301405991 MI
Self-reported in NPPES; status is on the state search - Practice location
- 7895 Currier Dr, Portage, MI 49002
- Phone
- (269) 321-7120
- Enumerated
- Jun 22, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20051007000834); accepts Medicare assignment
- Medical or professional school
- Loyola University Of Chicago, Stritch School Of Medicine, 1985
- Entity
- Type 1 · individual
Also registered at 7895 Currier Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Angel AugustusBehavior Technician1760318018
- Sayuz Bade ShresthaBehavior Technician1871465559
- Chloe BeattyBehavior Technician1063302065
- Allie Bierling, BCBA, LBABehavior Analyst1700340262
- James BlakleyBehavior Technician1841173721
- Claire BlauerBehavior Technician1588495485
Verify John L. Bradtke in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301405991Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.0 times the Medicare Part D claims of the average internal medicine physician in 2024
9,468 Medicare Part D claims for 623 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 293 claims were for opioids.
Most prescribed
- Atorvastatin Calcium560 claims
- Levothyroxine Sodium444 claims
- Amlodipine Besylate428 claims
- Losartan Potassium369 claims
- Metformin Hcl277 claims
- Metoprolol Succinate260 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: $20.89
1 payment: food and beverage; the largest payer was Abbvie Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Bills Medicare through 2 group practices
- Ascension Medical Group PromedPortage, MI
- Powerback Rehabilitation LLCPortage, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
16 internal medicine physician records list a practice address in Portage
They are 16 of the 1,492 NPPES records with a practice address in Portage, and 5,735 internal medicine physician records in Michigan.
All 16 in Portage → All 5,735 in Michigan → Every provider in Portage →
Other internal medicine physician records in Michigan
- Jamie Therese Abad, MDDetroit, MI1700573359
- Tomas Abalo, M.D.Iron Mountain, MI1336199975
- Ali Abbas, M.D.Pontiac, MI1972167526
- Sura Abbas, MDWarren, MI1801687405
- Ramzi Abbasi, MDSaginaw, MI1164270005
- Saadat Abbasi, MDKalamazoo, MI1912005596
- Shahzaman Abbasi, MDLansing, MI1376512111
- Youssef Abbiss, D.O.Mount Clemens, MI1982991881
- Valerie Abbott, MDSouthfield, MI1740289487
- Samer Abboud, MDSaginaw, MI1245804178
Common questions
What is John L. Bradtke, MD's NPI number?
John L. Bradtke, MD's National Provider Identifier (NPI) is 1659317071, issued on Jun 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John L. Bradtke, MD located?
The NPPES record lists a practice address at 7895 Currier Dr, Portage, MI, 49002. Phone: (269) 321-7120. Providers update this record themselves, so call before visiting.
How can I verify John L. Bradtke, MD's license?
NPPES lists Michigan license number 4301405991, 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 John L. Bradtke, MD prescribe under Medicare Part D?
In 2024, John L. Bradtke, MD had 9,468 Medicare Part D claims for 623 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.