Bobby Wayne Marek, MD
Internal Medicine Physician · Brenham, TX
Bobby Wayne Marek, MD is an internal medicine physician with a practice address in Brenham, Texas, and NPI 1063415149, issued on May 23, 2005. Check the license (Texas F4241, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Bobby Wayne Marek
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- F4241 TX
Self-reported in NPPES; status is on the state search - Practice location
- 600 North Park St, Brenham, TX 77833
- Phone
- (979) 836-6153
- Enumerated
- May 23, 2005
- Record last updated
- Apr 27, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicaid ID
- 036985202 TX
- Medicare enrollment
- Enrolled (PECOS I20091019000719); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical Branch At Galveston, 1979
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 600 North Park St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cherie Adams, NPNurse Practitioner1013906155
- Kenneth Landgraf, MDInternal Medicine Physician1457354847
- Francisco Leal, MDFamily Medicine Physician1487658712
- Ann Omalley, NPNurse Practitioner1407870314
- Leonidas Pena, MDSurgery Physician1043213119
- Jeffrey Stoltenberg, MDSurgery Physician1558364612
Verify Bobby Wayne Marek in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license F4241Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.7 times the Medicare Part D claims of the average internal medicine physician in 2024
11,757 Medicare Part D claims for 668 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 164 claims were for opioids.
Most prescribed
- Atorvastatin Calcium489 claims
- Metoprolol Succinate387 claims
- Amlodipine Besylate381 claims
- Levothyroxine Sodium373 claims
- Losartan Potassium370 claims
- Pantoprazole Sodium367 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.
Bills Medicare through one group practice
- Scott And White ClinicCaldwell, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
5 internal medicine physician records list a practice address in Brenham
They are 5 of the 305 NPPES records with a practice address in Brenham, and 9,175 internal medicine physician records in Texas.
All 5 in Brenham → All 9,175 in Texas → Every provider in Brenham →
Other internal medicine physician records in Texas
- Muhammad A. Sattar, MDDallas, TX1760465553
- Gayatri Aaluri, MDGalveston, TX1821928508
- Anunaya AashishDenton, TX1134246374
- Queenie Ann Abad, M.D.San Antonio, TX1174979785
- Fuad Abaleka, M.DLubbock, TX1861925596
- Carol Abalihi, M.D.El Paso, TX1326136243
- Oliverio Abarca Guzman, MDHarlingen, TX1346972940
- Obinna Abaribe, M.DMansfield, TX1457704355
- Enyinnaya Abarikwu, MDTyler, TX1174788178
- Sulaiman Abawi, D.O.Frisco, TX1780845255
Common questions
What is Bobby Wayne Marek, MD's NPI number?
Bobby Wayne Marek, MD's National Provider Identifier (NPI) is 1063415149, issued on May 23, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Bobby Wayne Marek, MD located?
The NPPES record lists a practice address at 600 North Park St, Brenham, TX, 77833. Phone: (979) 836-6153. Providers update this record themselves, so call before visiting.
How can I verify Bobby Wayne Marek, MD's license?
NPPES lists Texas license number F4241, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Bobby Wayne Marek, MD prescribe under Medicare Part D?
In 2024, Bobby Wayne Marek, MD had 11,757 Medicare Part D claims for 668 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.