Jason D. Williams, PA-C
- Medicare services, 2024
- 1,000
- Medicare patients, 2024
- 552
- Part D claims, 2024
- 800
- Industry payments
- $212
- Affiliated sites
- 3
- Practice address
- 5929 Balcones Dr, Austin, TX 78731
- Practice phone
- Call (512) 550-1800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Aspire Allergy & Sinus
Austin, Texas
Find Jason Williams' professional email, personal email and mobile number
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Jason D. Williams is a physician assistant in Austin, Texas
Jason Williams practices at Aspire Allergy & Sinus in Austin, Texas.
Jason Williams' NPI, 1366434516, was assigned on August 15, 2005. Jason Williams holds Texas license PA03507.
- NPI
- 1366434516NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3072569854
- NPI enumeration date
- August 15, 2005
- NPI status
- Active
- Practice phone
- (512) 550-1800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Jason D. Williams practices at Aspire Allergy & Sinus in Austin, Texas
Jason Williams' primary practice is Aspire Allergy & Sinus, at 5929 Balcones Dr, Austin, TX 78731 in Travis County. The practice phone is (512) 550-1800.
- Aspire Allergy & Sinus5929 Balcones Dr, Austin, TX 78731 · Travis CountyPhone(512) 550-1800
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Jason D. Williams is affiliated with 4 sites of care and 4 medical groups
Jason Williams' primary practice is Aspire Allergy & Sinus in Austin, Texas. The medical group on file is Aspire Allergy & Sinus. Dmand AI also links Jason Williams to 3 more group practices and clinics and 3 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Jason D. Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Jason Williams practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Aspire Allergy & Sinus | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Jason D. Williams is one of 8,663 physician assistants in Texas
Physician assistant is Jason Williams' primary specialty in the NPI Registry, under taxonomy code 363A00000X. Jason Williams is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Jason Williams is licensed in Texas.
Specialties and state licenses
- Physician assistant, TexasPrimary
Clinical focus
Dmand AI lists acute sinusitis, chronic ear infection, chronic nasal allergies, chronic sinusitis, ear eustachian tube disorders, ear infection, migraine and chronic headache and swimmer's ear among the conditions Jason Williams treats.
Physician assistants near Jason Williams
Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Jason D. Williams billed Medicare for 1,000 services in 2024
CMS data shows 1,000 Medicare services from Jason Williams across 5 procedure codes in 2024, for 552 Medicare patients. Medicare paid $64,296 for them. Every service was in an office.
Jason Williams' Medicare services by type, 2024
- Office and hospital visits892
- Surgery108
Jason Williams compared with the Texas median for physician assistants, 2024
- Jason Williams
- Texas median
- Medicare services
- 1,000vs 2294.4 times
- Medicare patients
- 552vs 995.6 times
- Part D claims
- 700vs 2962.4 times
Medians across 5,541 physician assistants in Texas with Dmand AI profiles that report each measure.
Jason Williams' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Jason D. Williams treated 552 Medicare patients in 2024, average age 77
CMS counts 552 Medicare patients who saw Jason Williams in 2024. The largest group is 75 to 84, with 237 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 3% are also on Medicaid. Their average risk score is 1.14, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Jason Williams' median patient age at 70, with 68% women.
Jason Williams' Medicare patients by age, 2024
Jason Williams' Medicare patients by sex, 2024
- Women33360%
- Men21940%
Chronic conditions among Jason Williams' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Chronic kidney disease30%
- Diabetes30%
- Ischemic heart disease28%
- Mood disorders26%
- Depression24%
Share of Medicare patients with each condition. A patient can have several.
Jason Williams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women68%
- Men31%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Jason D. Williams wrote 800 Medicare Part D claims in 2024
In 2024, Jason Williams wrote 800 Medicare Part D claims for 361 patients. 91% of them were for generic drugs. CMS names the drug for 700 of them, across 17 drugs with 11 or more claims each, at $24,961 in total drug cost.
Jason Williams' Part D claims by kind of drug, 2024
- Generic730 claims91%
- Brand-name70 claims9%
Jason Williams' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Jason Williams' Part D claims, 2024
- Antibiotics15%122 of 800 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Jason D. Williams received $212 in industry payments from 2024 to 2025
CMS Open Payments shows 11 general payments to Jason Williams from 6 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Regeneron Pharmaceuticals, Inc. paid the most, $103.
General payments to Jason Williams by program year, 2024 to 2025
Companies that paid Jason Williams the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Jason D. Williams is board certified in certified physician assistant
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Jason D. Williams's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Jason D. Williams
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Jason D. Williams' NPI number?
Jason D. Williams' NPI number is 1366434516. It was assigned on August 15, 2005, and it is active in the NPI Registry.
What does Jason D. Williams specialize in?
Jason D. Williams is a physician assistant in Austin, Texas. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Jason D. Williams practice?
Jason Williams practices at 5929 Balcones Dr, Austin, TX 78731. Jason Williams' primary practice is Aspire Allergy & Sinus in Austin, Texas. Dmand AI also links Jason Williams to 3 group practices and clinics and 3 medical groups.
What is Jason D. Williams' office phone number?
The practice phone on file for Jason Williams is (512) 550-1800.
What is Jason D. Williams' medical license number?
Jason Williams holds Texas license PA03507.
What medical group is Jason D. Williams part of?
Jason Williams is linked to Aspire Allergy & Sinus. Dmand AI links Jason Williams to 3 more medical groups.
Does Jason D. Williams accept Medicare?
Yes. CMS data shows Jason Williams billed Medicare for 1,000 services in 2024.
How many Medicare patients does Jason D. Williams see?
CMS counts 552 Medicare patients who saw Jason Williams in 2024, with an average age of 77.
Is Jason D. Williams board certified?
Yes. Jason Williams is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
What services does Jason D. Williams bill to Medicare?
In 2024, Jason Williams' most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and surgery: ear (69210).
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What drugs does Jason D. Williams prescribe most?
In 2024 Medicare Part D data, Jason Williams' most prescribed drugs by claims were Fluticasone Propionate, Azelastine HCl and Epinephrine.
Has Jason D. Williams received payments from drug or device companies?
CMS Open Payments shows $212 in general payments to Jason Williams from 6 companies from 2024 to 2025. The largest total came from Regeneron Pharmaceuticals, Inc.
How long has Jason D. Williams been practicing?
Jason Williams graduated from medical school in 2002, 24 years ago.
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