Joel Brennan Mahan, M.D.
Family Medicine Physician · Waco, TX
Joel Brennan Mahan, M.D. is a family medicine physician with a practice address in Waco, Texas, and NPI 1720239106, issued on Oct 3, 2008. Check the license (Texas N0937, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Joel Brennan Mahan
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- N0937 TX
Self-reported in NPPES; status is on the state search - Practice location
- 609 Elm Ave, Waco, TX 76704
- Phone
- (254) 313-6900
- Enumerated
- Oct 3, 2008
- Record last updated
- Mar 11, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (254) 313-6959
- Medicaid ID
- 200061401 TX
- Medicare enrollment
- Enrolled (PECOS I20090130000387); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical School At San Antonio, 2007
- Entity
- Type 1 · individual
Also registered at 609 Elm Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joel Brennan Mahan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license N0937Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1% fewer Medicare Part D claims than the average family medicine physician in 2024
3,506 Medicare Part D claims for 299 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 102 claims were for opioids.
Most prescribed
- Atorvastatin Calcium261 claims
- Amlodipine Besylate237 claims
- Lisinopril146 claims
- Albuterol Sulfate Hfa111 claims
- Hydrochlorothiazide110 claims
- Metformin Hcl108 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: $185.13
11 payments; by number, the most common kind was food and beverage; the largest payer was Iti, Inc. (d/b/a Intra-Cellular Therapies, Inc.). The 55,478 providers of this specialty with any payment received $902.55 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 one group practice
- Heart OF Texas Community Health Center, Inc.Waco, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
190 family medicine physician records list a practice address in Waco
They are 190 of the 3,295 NPPES records with a practice address in Waco, and 11,119 family medicine physician records in Texas.
All 190 in Waco → All 11,119 in Texas → Every provider in Waco →
Other family medicine physician records in Texas
- Srinivasa Aaluri, MDEl Paso, TX1265566509
- Maira Aamir, MDShenandoah, TX1932660859
- Fakhrudin Aaseemah Mohamed, M.DAllen, TX1952782518
- So Abad, MDWichita Falls, TX1184624694
- Yoseph AbadiRichardson, TX1700742640
- Marcus Abadie, M.D.Athens, TX1104821107
- Montserrat Abadie Sole, M.D.Fort Worth, TX1245437078
- Sarah Abang-Hayes, M.D.San Antonio, TX1326244724
- Ahmad Abazid, M.DRichardson, TX1013238401
- Syed Abbas, M.D.Houston, TX1821267477
Common questions
What is Joel Brennan Mahan, M.D.'s NPI number?
Joel Brennan Mahan, M.D.'s National Provider Identifier (NPI) is 1720239106, issued on Oct 3, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Joel Brennan Mahan, M.D. located?
The NPPES record lists a practice address at 609 Elm Ave, Waco, TX, 76704. Phone: (254) 313-6900. Providers update this record themselves, so call before visiting.
How can I verify Joel Brennan Mahan, M.D.'s license?
NPPES lists Texas license number N0937, 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 Joel Brennan Mahan, M.D. prescribe under Medicare Part D?
In 2024, Joel Brennan Mahan, M.D. had 3,506 Medicare Part D claims for 299 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.