Terrence Patrick Brennan, M.D.
Internal Medicine Physician · Warren, MI
Terrence Patrick Brennan, M.D. is an internal medicine physician with a practice address in Warren, Michigan, and NPI 1366418667, issued on Feb 27, 2006. Check the license (Michigan 4301037453, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Terrence Patrick Brennan
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 4301037453 MI
Self-reported in NPPES; status is on the state search - Practice location
- 27472 Schoenherr RD Ste 100, Warren, MI 48088
- Phone
- (586) 751-8844
- Enumerated
- Feb 27, 2006
- Record last updated
- Jan 5, 2023
- Fax
- (586) 751-8596
- Medicaid ID
- 2724805 MI
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,735 in Michigan → Look up another NPI →
Also registered at 27472 Schoenherr RD Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Terrence Patrick Brennan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301037453Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
69% more Medicare Part D claims than the average internal medicine physician in 2024
5,358 Medicare Part D claims for 365 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 33 claims were for opioids.
Most prescribed
- Atorvastatin Calcium389 claims
- Simvastatin357 claims
- Levothyroxine Sodium345 claims
- Losartan Potassium212 claims
- Amlodipine Besylate209 claims
- Metformin Hcl190 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: $120.19
6 payments; by number, the most common kind was food and beverage; the largest payer was Grifols USA, LLC. 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.
Terrence Patrick Brennan among 5,735 internal medicine physician records in Michigan
Terrence Patrick Brennan, M.D. is one of 5,735 internal medicine physician records with a practice address in Michigan. 79% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 60% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2023 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
90 internal medicine physician records list a practice address in Warren
They are 90 of the 2,799 NPPES records with a practice address in Warren, and 5,735 internal medicine physician records in Michigan.
All 5,735 in Michigan → Every provider in Warren → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Katherine Albishara, MDWarren, MI 480881316689557
- Momtaz Anar, M.D.Warren, MI 480881841292372
- Steven Buchan, MDWarren, MI 480881891880571
- Del Charbonier, MDWarren, MI 480881821198003
- Dominic Cusumano, MDWarren, MI 480881447243779
- Oliver Dimitrijevic, MDWarren, MI 480881003055252
- Michael Faber, DOWarren, MI 480881245325927
- Majid Hanna, MDWarren, MI 480881467101337
Common questions
What is Terrence Patrick Brennan, M.D.'s NPI number?
Terrence Patrick Brennan, M.D.'s National Provider Identifier (NPI) is 1366418667, issued on Feb 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Terrence Patrick Brennan, M.D. located?
The NPPES record lists a practice address at 27472 Schoenherr RD Ste 100, Warren, MI, 48088. Phone: (586) 751-8844. Providers update this record themselves, so call before visiting.
How can I verify Terrence Patrick Brennan, M.D.'s license?
NPPES lists Michigan license number 4301037453, 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 Terrence Patrick Brennan, M.D. prescribe under Medicare Part D?
In 2024, Terrence Patrick Brennan, M.D. had 5,358 Medicare Part D claims for 365 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.