Tia Dawn Derritt-Withers, PA-C
- Medicare patients, 2024
- 139
- Part D claims, 2024
- 39
- Hospital affiliations
- 1
- Industry payments
- $64
- Medical group
- 1
- Practice address
- 1500 Sw 10th Avenue, Topeka, KS 66604
- Practice phone
- Call (785) 354-6121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Tia Derritt-Withers' 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.
Tia Dawn Derritt-Withers is a physician assistant in Topeka, Kansas
Tia Derritt-Withers practices at Stormont Vail Hospital in Topeka, Kansas, part of Stormont Vail Health.
Tia Derritt-Withers' NPI, 1992441034, was assigned on May 11, 2022. Tia Derritt-Withers holds Kansas license 15-02637.
- NPI
- 1992441034NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719369818
- NPI enumeration date
- May 11, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (785) 354-6121
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Tia Dawn Derritt-Withers practices at Stormont Vail Hospital in Topeka, Kansas
Tia Derritt-Withers' primary practice is Stormont Vail Hospital, at 1500 Sw 10th Avenue, Topeka, KS 66604 in Shawnee County. The practice phone is (785) 354-6121.
- Stormont Vail Hospital1500 Sw 10th Avenue, Topeka, KS 66604 · Shawnee CountyPhone(785) 354-6121
Source: Dmand AI Affiliation Data
Tia Dawn Derritt-Withers is affiliated with 2 sites of care and 1 medical group
Tia Derritt-Withers' primary practice is Stormont Vail Hospital in Topeka, Kansas, part of Stormont Vail Health. The medical group on file is Cotton O'Neil Clinic. Dmand AI also links Tia Derritt-Withers to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Tia Dawn Derritt-Withers' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Tia Derritt-Withers practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Stormont Vail Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Stormont Vail Health and 6.2K+ hospitals, with verified contacts in the same login.
Tia Dawn Derritt-Withers is one of 995 physician assistants in Kansas
Physician assistant is Tia Derritt-Withers' primary specialty in the NPI Registry, under taxonomy code 363A00000X. Tia Derritt-Withers is licensed in Kansas.
Specialties and state licenses
- Physician assistant, KansasPrimary
Physician assistants near Tia Derritt-Withers
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
Tia Dawn Derritt-Withers treated 139 Medicare patients in 2024, average age 74
CMS counts 139 Medicare patients who saw Tia Derritt-Withers in 2024. The largest group is 65 to 74, with 51 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 1.89, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Tia Derritt-Withers' median patient age at 49, with 49% women.
Tia Derritt-Withers' Medicare patients by age, 2024
Tia Derritt-Withers' Medicare patients by sex, 2024
- Women7252%
- Men6748%
Chronic conditions among Tia Derritt-Withers' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Mood disorders45%
- Chronic kidney disease43%
- Depression42%
- Diabetes41%
- Anxiety40%
Share of Medicare patients with each condition. A patient can have several.
Tia Derritt-Withers' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women49%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Tia Dawn Derritt-Withers wrote 39 Medicare Part D claims in 2024
In 2024, Tia Derritt-Withers wrote 39 Medicare Part D claims for 32 patients. 95% of them were for generic drugs.
Tia Derritt-Withers' Part D claims by kind of drug, 2024
- Generic37 claims95%
- Brand-name and other2 claims5%
Drug classes CMS tracks in Tia Derritt-Withers' Part D claims, 2024
- Opioids64%25 of 39 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Tia Dawn Derritt-Withers takes part in Medicare
Tia Derritt-Withers accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Tia Dawn Derritt-Withers received $64 in industry payments in 2025
CMS Open Payments shows 1 general payment to Tia Derritt-Withers from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Globus Medical, Inc. paid the most, $64.
Companies that paid Tia Derritt-Withers the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Tia Dawn Derritt-Withers'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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 (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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 Tia Dawn Derritt-Withers
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Tia Dawn Derritt-Withers' NPI number?
Tia Dawn Derritt-Withers' NPI number is 1992441034. It was assigned on May 11, 2022, and it is active in the NPI Registry.
What does Tia Dawn Derritt-Withers specialize in?
Tia Dawn Derritt-Withers is a physician assistant in Topeka, Kansas. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Tia Dawn Derritt-Withers practice?
Tia Derritt-Withers practices at 1500 Sw 10th Avenue, Topeka, KS 66604. Tia Derritt-Withers' primary practice is Stormont Vail Hospital in Topeka, Kansas, part of Stormont Vail Health. Dmand AI also links Tia Derritt-Withers to 1 group practice or clinic.
What is Tia Dawn Derritt-Withers' office phone number?
The practice phone on file for Tia Derritt-Withers is (785) 354-6121.
What is Tia Dawn Derritt-Withers' medical license number?
Tia Derritt-Withers holds Kansas license 15-02637.
Which hospitals is Tia Dawn Derritt-Withers affiliated with?
Tia Derritt-Withers practices at Stormont Vail Hospital in Topeka, Kansas.
What medical group is Tia Dawn Derritt-Withers part of?
Tia Derritt-Withers is linked to Cotton O'Neil Clinic.
Does Tia Dawn Derritt-Withers accept Medicare?
Yes. CMS lists Tia Derritt-Withers as accepting Medicare assignment.
How many Medicare patients does Tia Dawn Derritt-Withers see?
CMS counts 139 Medicare patients who saw Tia Derritt-Withers in 2024, with an average age of 74.
Has Tia Dawn Derritt-Withers received payments from drug or device companies?
CMS Open Payments shows $64 in general payments to Tia Derritt-Withers from 1 company from 2025 to 2025. The largest total came from Globus Medical, Inc.
How long has Tia Dawn Derritt-Withers been practicing?
Tia Derritt-Withers graduated from medical school in 2022, 4 years ago.
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