Cassandra Fossler, PA
Medical Physician Assistant · Seguin, TX
Cassandra Fossler, PA is a medical physician assistant with a practice address in Seguin, Texas, and NPI 1154706372, issued on Jul 29, 2015. Check the license with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Cassandra Fossler
- Credential
- PA
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- Practice location
- 1414 E Walnut St, Seguin, TX 78155
- Phone
- (830) 379-7901
- Enumerated
- Jul 29, 2015
- Record last updated
- Jul 29, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (830) 401-0737
- Medicare enrollment
- Enrolled (PECOS I20160122001286); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 1414 E Walnut St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Molly CatorPediatric Nurse Practitioner1306687710
- Amy Long, CPNPPediatric Nurse Practitioner1376823724
- Keiko NapierDriver1568083434
- James Rider, D.O.Family Medicine Physician1154640993
- Alexis Santos, PA-CMedical Physician Assistant1598354599
- Linda Sullivan, D.O.Family Medicine Physician1932425089
Verify Cassandra Fossler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.4 times the Medicare Part D claims of the average medical physician assistant in 2024
2,773 Medicare Part D claims for 347 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 11 claims were for opioids.
Most prescribed
- Atorvastatin Calcium210 claims
- Levothyroxine Sodium178 claims
- Metformin Hcl119 claims
- Losartan Potassium115 claims
- Lisinopril106 claims
- Amlodipine Besylate73 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.
The MIPS final score for 2023 (Medicare payment program): 98.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $93.69
5 payments; by number, the most common kind was food and beverage; the largest payer was Exact Sciences Corporation. The 16,165 providers of this specialty with any payment received $1,055.00 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.
Bills Medicare through one group practice
- Guadalupe Family Health, PASeguin, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Medical Physician Assistant providers in Texas
There are 2,146 medical physician assistant records in Texas.
Other medical physician assistant records in Texas
- Julia Abell, PANew Braunfels, TX1528647583
- Olabamiji Abimbola, DSC, PA-CDallas, TX1619460938
- Ayat Aborahma, PA-CPlano, TX1235893090
- John Abshier, PAFt Sam Houston, TX1609847557
- Itxia Acevedo-Santiago, PAHouston, TX1639611676
- Jeanette Acker, PA-CLewisville, TX1689335226
- Lee Ackley, PA-C, MPAS, RT(R)Wichita Falls, TX1417933813
- Jose Acosta, PASan Antonio, TX1720085434
- Judy-Ann Acosta, PA-CLufkin, TX1194024703
- Karla AdameWeslaco, TX1548852262
Common questions
What is Cassandra Fossler, PA's NPI number?
Cassandra Fossler, PA's National Provider Identifier (NPI) is 1154706372, issued on Jul 29, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Cassandra Fossler, PA located?
The NPPES record lists a practice address at 1414 E Walnut St, Seguin, TX, 78155. Phone: (830) 379-7901. Providers update this record themselves, so call before visiting.
How can I verify Cassandra Fossler, PA's license?
Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does Cassandra Fossler, PA prescribe under Medicare Part D?
In 2024, Cassandra Fossler, PA had 2,773 Medicare Part D claims for 347 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.
What is Cassandra Fossler, PA's MIPS final score?
The 2023 MIPS final score is 98.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.