Gretchen Marie Hillman, NP
- Medicare patients, 2024
- 210
- Part D claims, 2024
- 1,566
- Hospital affiliations
- 3
- Industry payments
- $131
- Medical group
- 1
- Practice address
- 200 W Center Street Promenade, Anaheim, CA 92805
- Practice phone
- Call (657) 640-8090
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Providence at Home With Compassus Home Health Orange County
Home Health Agency - Main Office · Anaheim, California
Find Gretchen Hillman'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.
Gretchen Marie Hillman is a nurse practitioner in Anaheim, California
Gretchen Hillman practices at Providence at Home With Compassus Home Health Orange County in Anaheim, California.
Gretchen Hillman's NPI, 1932721487, was assigned on May 7, 2020. Gretchen Hillman holds California license 95022820.
- NPI
- 1932721487NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8426406794
- NPI enumeration date
- May 7, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (657) 640-8090
- 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)
Gretchen Marie Hillman practices at Providence at Home With Compassus Home Health Orange County in Anaheim, California
Gretchen Hillman's primary practice is Providence at Home With Compassus Home Health Orange County, at 200 W Center Street Promenade, Anaheim, CA 92805. The practice phone is (657) 640-8090.
- Providence at Home With Compassus Home Health Orange County200 W Center Street Promenade, Anaheim, CA 92805Phone(657) 640-8090
Source: Dmand AI Affiliation Data
Gretchen Marie Hillman is affiliated with 7 sites of care and 1 medical group
Gretchen Hillman's primary practice is Providence at Home With Compassus Home Health Orange County in Anaheim, California. Gretchen Hillman is also affiliated with Providence St. Joseph Hospital Eureka. The medical group on file is St. Jude Heritage Medical Group. Dmand AI also links Gretchen Hillman to 2 more hospitals, 1 group practice or clinic, 1 home health agency and 1 hospice, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Gretchen Marie Hillman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gretchen Hillman practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Providence at Home With Compassus Home Health Orange County | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Gretchen Marie Hillman is one of 5,983 nurse practitioners in California
Nurse practitioner is Gretchen Hillman's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Gretchen Hillman is licensed in California.
Specialties and state licenses
- Nurse practitioner, CaliforniaPrimary
Nurse practitioners near Gretchen Hillman
Counts of nurse practitioners 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
Gretchen Marie Hillman treated 210 Medicare patients in 2024, average age 74
CMS counts 210 Medicare patients who saw Gretchen Hillman in 2024. The largest group is 65 to 74, with 126 patients. 67% of them have high cholesterol, and 53% have high blood pressure. 5% are also on Medicaid. Their average risk score is 0.75, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Gretchen Hillman's median patient age at 55, with 82% women.
Gretchen Hillman's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Gretchen Hillman's Medicare patients by sex, 2024
- Women17684%
- Men3416%
Chronic conditions among Gretchen Hillman's Medicare patients, 2024
- High cholesterol67%
- High blood pressure53%
- Arthritis36%
- Osteoporosis20%
- Mood disorders19%
- Anxiety18%
- Chronic kidney disease17%
- Diabetes17%
Share of Medicare patients with each condition. A patient can have several.
Gretchen Hillman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women82%
- Men17%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Gretchen Marie Hillman wrote 1,566 Medicare Part D claims in 2024
In 2024, Gretchen Hillman wrote 1,566 Medicare Part D claims for 192 patients. 85% of them were for generic drugs.
Gretchen Hillman's Part D claims by kind of drug, 2024
- Generic1,334 claims85%
- Brand-name and other232 claims15%
Drug classes CMS tracks in Gretchen Hillman's Part D claims, 2024
- Antibiotics2%36 of 1,566 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 Gretchen Marie Hillman takes part in Medicare
Gretchen Hillman 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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Gretchen Marie Hillman received $131 in industry payments in 2025
CMS Open Payments shows 2 general payments to Gretchen Hillman from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Edwards Lifesciences Corporation paid the most, $115.
Companies that paid Gretchen Hillman 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 Gretchen Marie Hillman'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 Gretchen Marie Hillman
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gretchen Marie Hillman's NPI number?
Gretchen Marie Hillman's NPI number is 1932721487. It was assigned on May 7, 2020, and it is active in the NPI Registry.
What does Gretchen Marie Hillman specialize in?
Gretchen Marie Hillman is a nurse practitioner in Anaheim, California. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Gretchen Marie Hillman practice?
Gretchen Hillman practices at 200 W Center Street Promenade, Anaheim, CA 92805. Gretchen Hillman's primary practice is Providence at Home With Compassus Home Health Orange County in Anaheim, California. Dmand AI also links Gretchen Hillman to 2 hospitals, 1 group practice or clinic, 1 home health agency and 1 hospice.
What is Gretchen Marie Hillman's office phone number?
The practice phone on file for Gretchen Hillman is (657) 640-8090.
What is Gretchen Marie Hillman's medical license number?
Gretchen Hillman holds California license 95022820, one of 2 state licenses on file.
Which hospitals is Gretchen Marie Hillman affiliated with?
Gretchen Hillman is affiliated with Providence St. Joseph Hospital Eureka. Dmand AI links Gretchen Hillman to 2 more hospitals.
What medical group is Gretchen Marie Hillman part of?
Gretchen Hillman is linked to St. Jude Heritage Medical Group.
Does Gretchen Marie Hillman accept Medicare?
Yes. CMS lists Gretchen Hillman as accepting Medicare assignment.
How many Medicare patients does Gretchen Marie Hillman see?
CMS counts 210 Medicare patients who saw Gretchen Hillman in 2024, with an average age of 74.
Has Gretchen Marie Hillman received payments from drug or device companies?
CMS Open Payments shows $131 in general payments to Gretchen Hillman from 2 companies from 2025 to 2025. The largest total came from Edwards Lifesciences Corporation.
How long has Gretchen Marie Hillman been practicing?
Gretchen Hillman graduated from medical school in 2022, 4 years ago.
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