Brian Titesworth, M.D.
Internal Medicine Physician · Oxford, MI
Brian Titesworth, M.D. is an internal medicine physician with a practice address in Oxford, Michigan, and NPI 1164590600, issued on Dec 1, 2006. Check the license (Michigan 4301076070, as entered in NPPES) on the Michigan Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Brian Titesworth
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 4301076070 MI
Self-reported in NPPES; status is on the state search - Practice location
- 834 S Lapeer RD Ste 100, Oxford, MI 48371
- Phone
- (248) 384-8320
- Enumerated
- Dec 1, 2006
- Entity
- Type 1 · individual
Also registered at 834 S Lapeer RD Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Renny Abraham, MDInternal Medicine Physician1811995673
- Christina Joslin, D.O.Family Medicine Physician1457410987
- Radhika Mehta, DOInternal Medicine Physician1134512569
Verify Brian Titesworth in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine
Search for license 4301076070Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
11% more Medicare Part D claims than the average internal medicine physician in 2024
3,096 Medicare Part D claims for 217 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 33 claims were for opioids.
Most prescribed
- Atorvastatin Calcium175 claims
- Losartan Potassium120 claims
- Levothyroxine Sodium117 claims
- Amlodipine Besylate115 claims
- Lisinopril94 claims
- Fluticasone Propionate75 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: $1,582.75
87 payments, mostly food and beverage; the largest payer was Lilly USA, LLC. The 65,274 providers of this specialty with any payment received $2,536.66 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.
2 hospital and facility affiliations
- Mclaren Community Based Primary Care GroupOxford, MI
- Michigan Healthcare Professionals PCClarkston, 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.
6 internal medicine physician records list a Oxford practice address
They are 6 of the 355 NPPES records with a Oxford practice address, and 6,589 internal medicine physician records in Michigan.
All 6 in Oxford → All 6,589 in Michigan → Every provider in Oxford →
Other internal medicine physician records in Michigan
- Keith Aaronson, MDAnn Arbor, MI1144305301
- Tomas Abalo, M.D.Iron Mountain, MI1336199975
- Ali Abbas, M.D.Pontiac, MI1972167526
- Hawazin Abbas, MDAuburn Hills, MI1699020677
- Imran Abbasi, D.O.Warren, MI1427409887
- Ramzi Abbasi, MDSaginaw, MI1164270005
- Saadat Abbasi, MDKalamazoo, MI1912005596
- Shahzaman Abbasi, MDLansing, MI1376512111
- Youssef Abbiss, D.O.Mount Clemens, MI1982991881
- Joseph Abbo, MDYpsilanti, MI1982136503
Common questions
What is Brian Titesworth, M.D.'s NPI number?
Brian Titesworth, M.D.'s National Provider Identifier (NPI) is 1164590600, issued on Dec 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Brian Titesworth, M.D. located?
The NPPES record lists a practice address at 834 S Lapeer RD Ste 100, Oxford, MI, 48371. Phone: (248) 384-8320. Providers update this record themselves, so call before visiting.
How can I verify Brian Titesworth, M.D.'s license?
NPPES lists Michigan license number 4301076070, 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 Brian Titesworth, M.D. prescribe under Medicare Part D?
In 2024, Brian Titesworth, M.D. had 3,096 Medicare Part D claims for 217 beneficiaries; the average among internal medicine physician prescribers was 2,785. 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.