Catherine A. Hernandez, PA-C
- Medicare patients, 2024
- 282
- Part D claims, 2024
- 4,185
- Hospital affiliations
- 2
- Industry payments
- $145
- Medical groups
- 3
- Practice address
- 9555 76th St, Pleasant Prairie, WI 53158
- Practice phone
- Call (262) 577-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Froedtert Pleasant Prairie Hospital
Pleasant Prairie, Wisconsin
Find Catherine Hernandez'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.
Catherine A. Hernandez is a physician assistant in Pleasant Prairie, Wisconsin
Catherine Hernandez practices at Froedtert Pleasant Prairie Hospital in Pleasant Prairie, Wisconsin.
Catherine Hernandez's NPI, 1922472422, was assigned on November 20, 2015. Catherine Hernandez holds Wisconsin license 3702-23.
- NPI
- 1922472422NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6406158328
- NPI enumeration date
- November 20, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (262) 577-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Catherine A. Hernandez practices at Froedtert Pleasant Prairie Hospital in Pleasant Prairie, Wisconsin
Catherine Hernandez's primary practice is Froedtert Pleasant Prairie Hospital, at 9555 76th St, Pleasant Prairie, WI 53158 in Kenosha County. The practice phone is (262) 577-8000.
- Froedtert Pleasant Prairie Hospital9555 76th St, Pleasant Prairie, WI 53158 · Kenosha CountyPhone(262) 577-8000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Catherine A. Hernandez is affiliated with 3 sites of care and 3 medical groups
Catherine Hernandez's primary practice is Froedtert Pleasant Prairie Hospital in Pleasant Prairie, Wisconsin. Catherine Hernandez is also affiliated with Froedtert Pleasant Prairie Hospital. The medical group on file is Froedtert South Medical Group. Dmand AI also links Catherine Hernandez to 1 more hospital and 2 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Catherine A. Hernandez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Catherine Hernandez practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Froedtert Pleasant Prairie Hospital | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Catherine A. Hernandez is one of 3,127 physician assistants in Wisconsin
Physician assistant is Catherine Hernandez's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Catherine Hernandez is licensed in Wisconsin.
Specialties and state licenses
- Physician assistant, WisconsinPrimary
Physician assistants near Catherine Hernandez
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
Catherine A. Hernandez treated 282 Medicare patients in 2024, average age 81
CMS counts 282 Medicare patients who saw Catherine Hernandez in 2024. The largest group is 75 to 84, with 121 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 40% are also on Medicaid. Their average risk score is 2.48, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Catherine Hernandez's median patient age at 80, with 56% women.
Catherine Hernandez's Medicare patients by age, 2024
Catherine Hernandez's Medicare patients by sex, 2024
- Women18465%
- Men9835%
Chronic conditions among Catherine Hernandez's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Mood disorders53%
- Alzheimer's and dementia52%
- Depression50%
- Chronic kidney disease48%
- Diabetes48%
Share of Medicare patients with each condition. A patient can have several.
Catherine Hernandez's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 80
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Catherine A. Hernandez wrote 4,185 Medicare Part D claims in 2024
In 2024, Catherine Hernandez wrote 4,185 Medicare Part D claims for 259 patients. 86% of them were for generic drugs.
Catherine Hernandez's Part D claims by kind of drug, 2024
- Generic3,603 claims86%
- Brand-name and other582 claims14%
Drug classes CMS tracks in Catherine Hernandez's Part D claims, 2024
- Opioids5%230 of 4,185 claims
- Antibiotics2%95 of 4,185 claims
- Antipsychotics, patients 65 and over2%70 of 4,185 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 Catherine A. Hernandez takes part in Medicare
Catherine Hernandez 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)
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Catherine A. Hernandez received $145 in industry payments in 2025
CMS Open Payments shows 2 general payments to Catherine Hernandez from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $125.
Companies that paid Catherine Hernandez 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 Catherine A. Hernandez'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 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 Catherine A. Hernandez
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Catherine A. Hernandez's NPI number?
Catherine A. Hernandez's NPI number is 1922472422. It was assigned on November 20, 2015, and it is active in the NPI Registry.
What does Catherine A. Hernandez specialize in?
Catherine A. Hernandez is a physician assistant in Pleasant Prairie, Wisconsin. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Catherine A. Hernandez practice?
Catherine Hernandez practices at 9555 76th St, Pleasant Prairie, WI 53158. Catherine Hernandez's primary practice is Froedtert Pleasant Prairie Hospital in Pleasant Prairie, Wisconsin. Dmand AI also links Catherine Hernandez to 1 hospital and 2 medical groups.
What is Catherine A. Hernandez's office phone number?
The practice phone on file for Catherine Hernandez is (262) 577-8000.
What is Catherine A. Hernandez's medical license number?
Catherine Hernandez holds Wisconsin license 3702-23.
Which hospitals is Catherine A. Hernandez affiliated with?
Catherine Hernandez is affiliated with Froedtert Pleasant Prairie Hospital. Dmand AI links Catherine Hernandez to 1 more hospital.
What medical group is Catherine A. Hernandez part of?
Catherine Hernandez is linked to Froedtert South Medical Group. Dmand AI links Catherine Hernandez to 2 more medical groups.
Does Catherine A. Hernandez accept Medicare?
Yes. CMS lists Catherine Hernandez as accepting Medicare assignment.
How many Medicare patients does Catherine A. Hernandez see?
CMS counts 282 Medicare patients who saw Catherine Hernandez in 2024, with an average age of 81.
Has Catherine A. Hernandez received payments from drug or device companies?
CMS Open Payments shows $145 in general payments to Catherine Hernandez from 2 companies from 2025 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Catherine A. Hernandez been practicing?
Catherine Hernandez graduated from medical school in 2015, 11 years ago.
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