Aldon Byron Williams, M.D.
Pain Medicine (Anesthesiology) Physician · Brownsville, TX
Aldon Byron Williams, M.D. is a pain medicine (anesthesiology) physician with a practice address in Brownsville, Texas, and NPI 1518922657, issued on Apr 20, 2006. Check the license (Texas J8418, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Aldon Byron Williams
- Credential
- M.D.
- Primary taxonomy
- Pain Medicine (Anesthesiology) Physician 207LP2900X
- License number
- J8418 TX
Self-reported in NPPES; status is on the state search - Practice location
- 5700 N Expressway 77/83, Brownsville, TX 78526
- Phone
- (956) 350-0900
- Enumerated
- Apr 20, 2006
- Record last updated
- Nov 30, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (956) 350-0906
- Medicaid IDs
- 042904503 TX
042904504 TX - Medicare enrollment
- Enrolled (PECOS I20040419001701); accepts Medicare assignment
- Medical or professional school
- University Of Miami, Lm Miller School Of Medicine, 1990
- Entity
- Type 1 · individual
8 nearest pain medicine (anesthesiology) physician records → All 382 in Texas → Look up another NPI →
Verify Aldon Byron Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license J8418Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average pain medicine (anesthesiology) physician in 2024
42 Medicare Part D claims for 12 beneficiaries, against an average of 1,750 among the 2,982 providers of this specialty who prescribed in Part D. Brand-name drugs were 33% of claims. 15 claims were for opioids.
Most prescribed
- Mounjaro14 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: $16.07
1 payment: food and beverage; the largest payer was Mission Medical Distribution, LLC. The 2,789 providers of this specialty with any payment received $3,225.41 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.
Aldon Byron Williams among 382 pain medicine (anesthesiology) physician records in Texas
Aldon Byron Williams, M.D. is one of 382 pain medicine (anesthesiology) physician records with a practice address in Texas. 85% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 59% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated1990 · median 2007 among the 284 with a school on file
- Record last updated2015 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207LP2900X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pain Medicine (Anesthesiology) Physician providers in Texas
There are 382 pain medicine (anesthesiology) physician records in Texas.
All 382 in Texas → Every provider in Brownsville → Pain Medicine (Anesthesiology) Physician nationwide →
The 8 pain medicine (anesthesiology) physician records with the nearest ZIP codes
- Tajul Chowdhury, M.D.Edinburg, TX 785391982648291
- Zbigniew Kusmierz, MDEdinburg, TX 785391003027335
- Mona Ehasz, D.OHarlingen, TX 785501497001986
- David Forman, M.D.Harlingen, TX 785501174588602
- Victor Pallares, M.D.Harlingen, TX 785501831154970
- Andres Perez, M.D.McAllen, TX 785011144751959
- Asad Nawaz, MDCedar Park, TX 786131629303490
- Li-Herng Liu, M.D.Corpus Christi, TX 784141609037969
Common questions
What is Aldon Byron Williams, M.D.'s NPI number?
Aldon Byron Williams, M.D.'s National Provider Identifier (NPI) is 1518922657, issued on Apr 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Aldon Byron Williams, M.D. located?
The NPPES record lists a practice address at 5700 N Expressway 77/83, Brownsville, TX, 78526. Phone: (956) 350-0900. Providers update this record themselves, so call before visiting.
How can I verify Aldon Byron Williams, M.D.'s license?
NPPES lists Texas license number J8418, 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 Aldon Byron Williams, M.D. prescribe under Medicare Part D?
In 2024, Aldon Byron Williams, M.D. had 42 Medicare Part D claims for 12 beneficiaries; the average among pain medicine (anesthesiology) physician prescribers was 1,750. 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.