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DR. ALDON BYRON WILLIAMS M.D.
NPI 1518922657
Anesthesiology - Pain Medicine in Brownsville, TX

Active since April 20, 2006Opted out of Medicare · through Oct 1, 2027
5700 N EXPRESSWAY 77/83, SUITE 101, BROWNSVILLE, TX 78526(956) 350-0900(956) 350-0906 Get Directions Write a Review

NPPES record last updated: November 30, 2015. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Aldon Byron Williams M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ALDON BYRON WILLIAMS M.D. (NPI 1518922657) is an individual pain medicine provider in Brownsville, Texas, licensed in Texas (J8418) and active in the NPI registry since April 2006. He has opted out of Medicare through October 1, 2027 and remains eligible to order and refer and is a graduate of University Of Miami, Lm Miller School Of Medicine (1990).

NPPES Registry Identity

NPI1518922657
Entity TypeIndividualMale
Primary Taxonomy207LP2900X
Provider Legal NameDR. ALDON BYRON WILLIAMSCredential: M.D.
Location Address5700 N EXPRESSWAY 77/83, SUITE 101Brownsville, TX 78526-4354
Mailing Address5700 N Expressway 77/83, Suite 101Brownsville, TX 78526-4354 · (956) 350-0900 · Fax (956) 350-0906
Phone(956) 350-0900
Fax(956) 350-0906
Sole ProprietorNo
Medical School CMSUniversity Of Miami, Lm Miller School Of MedicineGraduated 1990
Enumeration DateApril 20, 2006
Last NPPES UpdateNovember 30, 2015
✔ NPI 1518922657 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiology · Pain MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207LP2900X
License✔ Licensed in TX · J8418
Definition
An anesthesiologist who provides a high level of care, either as a primary physician or consultant, for patients experiencing problems with acute, chronic and/or cancer pain in both hospital and ambulatory settings. Patient care needs are also coordinated with other specialists.
5700 N EXPRESSWAY 77/83, Brownsville, TX 78526
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Other Identifiers 11

OtherJ8418TX · License #
Medicaid042904504TX
OtherP00454599TX · Medicare Railroad-pa
Medicare ID-Type Unspecified8A1846TX · Individual Medicare #
Medicaid042904503TX
Other8H0762TX · Individual Bcbs #
Other8BC490TX · Blue Cross Blue Shield Texas
Other101960100TX · Indiv Valley Health Plan#
Medicare PIN8F6210TX
Other050092207TX · Indiv Medicare Rr#
Medicare UPINF47191TX

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Aldon Byron Williams M.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from October 1, 2025 through October 1, 2027.

Opt-Out Effective DateOctober 1, 2025
Opt-Out In Effect ThroughOctober 1, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, dexamethasone sodium phosphate, 1 mg J1100
Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.
418 services25 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
77 services34 patients
Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg J0702
This injection contains two medications, betamethasone acetate and betamethasone sodium phosphate. It is used to reduce inflammation and pain. It's given by a healthcare professional, often directly into the area causing discomfort.
59 services16 patients
Injection, cefazolin sodium, 500 mg J0690
Cefazolin sodium is an antibiotic injection used to treat a variety of bacterial infections. By stopping the growth of bacteria, this medication helps in the treatment of infections. The 500 mg dosage refers to the strength of the medicine.
31 services21 patients
Injection, magnesium sulfate, per 500 mg J3475
Magnesium sulfate injection, per 500 mg, is a medication administered to manage certain health conditions. It aids in controlling seizures in conditions like eclampsia and in managing severe asthma attacks. It's also used to prevent premature labor in pregnant women.
27 services20 patients
Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 99152
This procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.
15 services13 patients

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Documentation of Current Medications in the Medical Record
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.
99%1,032 patients4/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
24%276 patients1/55-star benchmark: 100%
Pain Assessment and Follow-Up
Percentage of visits for patients aged 18 years and older with documentation of a pain assessment using a standardized tool(s) on each visit AND documentation of a follow-up plan when pain is present
95%990 patients4/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
22%621 patients1/55-star benchmark: 100%
Pneumococcal Vaccination Status for Older Adults
Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine
98%41 patients5/55-star benchmark: 90%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
100%157 patients5/55-star benchmark: 100%
Preventive Care and Screening: Influenza Immunization
Percentage of patients aged 6 months and older seen for a visit between October 1 and March 31 who received an influenza immunization OR who reported previous receipt of an influenza immunization
97%158 patients5/55-star benchmark: 88%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user
Patients screenedForUse: 100% · 284 patients
Patients tobacco: 97% · 284 patients
82%38 patients4/55-star benchmark: 98%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
99%621 patients4/55-star benchmark: 100%
Screening for Osteoporosis for Women Aged 65-85 Years of Age
Percentage of female patients aged 65-85 years of age who ever had a central dual-energy X-ray absorptiometry (DXA) to check for osteoporosis
100%76 patients5/55-star benchmark: 98%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
42%621 patients3/55-star benchmark: 79%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Aldon Williams's NPI number?

The NPI number for Aldon Williams is 1518922657. It was assigned to this individual provider in the NPPES registry on April 20, 2006.

Where is Aldon Williams located?

Aldon Williams practices at 5700 N Expressway 77/83 Suite 101, Brownsville, TX 78526. The listed phone number is (956) 350-0900.

What is Aldon Williams's specialty?

The primary specialty registered for this NPI is Anesthesiology, specializing in Pain Medicine, with taxonomy code 207LP2900X.

Is Aldon Williams enrolled in Medicare?

No. Aldon Williams has opted out of Medicare through October 1, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Aldon Williams was last updated on November 30, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.