Willis Hartnett Haymaker, DC
- Medicare patients, 2024
- 14
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2017
- Practice address
- 2700 W Anderson Lane Suite 509 Suite 509, Austin, TX 78757
- Practice phone
- Call (512) 452-7681
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Patzer Family Chiropractic
Chiropractic practice · Austin, Texas
Find Willis Haymaker's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Willis Hartnett Haymaker is a chiropractor in Round Rock, Texas
Willis Haymaker practices at Patzer Family Chiropractic in Austin, Texas.
Willis Haymaker's NPI, 1669900171, was assigned on May 28, 2017. Willis Haymaker holds Florida license CH12186.
- NPI
- 1669900171NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517236292
- NPI enumeration date
- May 28, 2017
- NPI status
- Active
- Practice phone
- (512) 452-7681
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Willis Hartnett Haymaker practices in Austin and Round Rock
Willis Haymaker's primary practice is Patzer Family Chiropractic, at 2700 W Anderson Lane Suite 509 Suite 509, Austin, TX 78757. The practice phone is (512) 452-7681. The NPI Registry lists Willis Haymaker's practice address as 2400 Round Rock Ave, Round Rock, TX 78681.
- Patzer Family ChiropracticPrimary2700 W Anderson Lane Suite 509 Suite 509, Austin, TX 78757Phone(512) 452-7681
- NPI Registry address2400 Round Rock Ave, Round Rock, TX 78681 · Williamson County
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Willis Hartnett Haymaker is affiliated with 1 site of care and 1 medical group
Willis Haymaker's primary practice is Patzer Family Chiropractic in Austin, Texas. Dmand AI also links Willis Haymaker to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Willis Hartnett Haymaker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Willis Haymaker practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Patzer Family Chiropractic | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Willis Hartnett Haymaker is one of 2,874 chiropractors in Texas
Chiropractor is Willis Haymaker's primary specialty in the NPI Registry, under taxonomy code 111N00000X. Willis Haymaker is licensed in Florida.
Specialties and state licenses
- Chiropractor, FloridaPrimary
Chiropractors near Willis Haymaker
Counts of chiropractors 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
Willis Hartnett Haymaker treated 14 Medicare patients in 2024, average age 73
CMS counts 14 Medicare patients who saw Willis Haymaker in 2024. The largest group is under 65, with 0 patients. 75% of them have arthritis, and 75% have high cholesterol. Their average risk score is 0.84, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Willis Haymaker's median patient age at 59, with 64% women.
Willis Haymaker's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Willis Haymaker's Medicare patients, 2024
- Arthritis75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Willis Haymaker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women64%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Sources for Willis Hartnett Haymaker'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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 Willis Hartnett Haymaker
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Willis Hartnett Haymaker's NPI number?
Willis Hartnett Haymaker's NPI number is 1669900171. It was assigned on May 28, 2017, and it is active in the NPI Registry.
What does Willis Hartnett Haymaker specialize in?
Willis Hartnett Haymaker is a chiropractor in Round Rock, Texas. The primary specialty in the NPI Registry is Chiropractor (taxonomy code 111N00000X).
Where does Willis Hartnett Haymaker practice?
Willis Haymaker practices at 2700 W Anderson Lane Suite 509 Suite 509, Austin, TX 78757. Willis Haymaker also practices at 2400 Round Rock Ave, Round Rock, TX 78681. Willis Haymaker's primary practice is Patzer Family Chiropractic in Austin, Texas. Dmand AI also links Willis Haymaker to 1 medical group.
What is Willis Hartnett Haymaker's office phone number?
The practice phone on file for Willis Haymaker is (512) 452-7681.
What is Willis Hartnett Haymaker's medical license number?
Willis Haymaker holds Florida license CH12186.
How many Medicare patients does Willis Hartnett Haymaker see?
CMS counts 14 Medicare patients who saw Willis Haymaker in 2024, with an average age of 73.
How long has Willis Hartnett Haymaker been practicing?
Willis Haymaker graduated from medical school in 2017, 9 years ago.
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