Aaron Chase Maxwell, MD
Internal Medicine Physician · Austin, TX
Aaron Chase Maxwell, MD is an internal medicine physician with a practice address in Austin, Texas, and NPI 1437224912, issued on Nov 21, 2006. Check the license (Texas L9804, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Aaron Chase Maxwell
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- L9804 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1004 W 32ND St Ste 400, Austin, TX 78705
- Phone
- (512) 454-5171
- Enumerated
- Nov 21, 2006
- Record last updated
- Jun 9, 2022
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 1004 W 32ND St Ste 400
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Aaron Chase Maxwell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license L9804Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% more Medicare Part D claims than the average internal medicine physician in 2024
5,626 Medicare Part D claims for 530 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 51 claims were for opioids.
Most prescribed
- Atorvastatin Calcium575 claims
- Amlodipine Besylate382 claims
- Levothyroxine Sodium350 claims
- Lisinopril226 claims
- Rosuvastatin Calcium214 claims
- Escitalopram Oxalate189 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: $57.55
3 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk 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.
Aaron Chase Maxwell among 9,175 internal medicine physician records in Texas
Aaron Chase Maxwell, MD is one of 9,175 internal medicine physician records with a practice address in Texas. 82% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 59% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2022 · 49% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
606 internal medicine physician records list a practice address in Austin
They are 606 of the 26,585 NPPES records with a practice address in Austin, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Austin → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Samson Jesudass, M.D.Austin, TX 787051619911385
- Jonathan Klocek, MDAustin, TX 787051265412910
- Kenneth Kroll, MDAustin, TX 787051831179589
Common questions
What is Aaron Chase Maxwell, MD's NPI number?
Aaron Chase Maxwell, MD's National Provider Identifier (NPI) is 1437224912, issued on Nov 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Aaron Chase Maxwell, MD located?
The NPPES record lists a practice address at 1004 W 32ND St Ste 400, Austin, TX, 78705. Phone: (512) 454-5171. Providers update this record themselves, so call before visiting.
How can I verify Aaron Chase Maxwell, MD's license?
NPPES lists Texas license number L9804, 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 Aaron Chase Maxwell, MD prescribe under Medicare Part D?
In 2024, Aaron Chase Maxwell, MD had 5,626 Medicare Part D claims for 530 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.