Donna C. Dessau, FNP-C
- Medicare patients, 2024
- 13
- Part D claims, 2024
- 520
- Hospital affiliations
- 1
- Industry payments
- $125
- Medical group
- 1
- Practice address
- 9920 Talbert Avenue, Fountain Valley, CA 92708
- Practice phone
- Call (714) 378-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Donna Dessau'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.
Donna C. Dessau is a family nurse practitioner in Fountain Valley, California
Donna Dessau practices at Orange Coast Medical Center in Fountain Valley, California, part of MemorialCare Health System.
Donna Dessau's NPI, 1922499771, was assigned on February 16, 2015. Donna Dessau holds California license 95002091.
- NPI
- 1922499771NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3971807041
- NPI enumeration date
- February 16, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (714) 378-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Donna C. Dessau practices at Orange Coast Medical Center in Fountain Valley, California
Donna Dessau's primary practice is Orange Coast Medical Center, at 9920 Talbert Avenue, Fountain Valley, CA 92708 in Orange County. The practice phone is (714) 378-7000.
- Orange Coast Medical Center9920 Talbert Avenue, Fountain Valley, CA 92708 · Orange CountyPhone(714) 378-7000
Source: Dmand AI Affiliation Data
Donna C. Dessau is affiliated with 2 sites of care and 1 medical group
Donna Dessau's primary practice is Orange Coast Medical Center in Fountain Valley, California, part of MemorialCare Health System. The medical group on file is Bart A Barrett Family Practice. Dmand AI also links Donna Dessau 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 Donna C. Dessau's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Donna Dessau practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Orange Coast Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Donna C. Dessau is one of 13,532 family nurse practitioners in California
Family is Donna Dessau's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Donna Dessau is licensed in California.
Specialties and state licenses
- Family nurse practitioner, CaliforniaPrimary
Family nurse practitioners near Donna Dessau
Counts of family 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
Donna C. Dessau treated 13 Medicare patients in 2024, average age 75
CMS counts 13 Medicare patients who saw Donna Dessau in 2024. The largest group is under 65, with 0 patients. 75% of them have high cholesterol. Their average risk score is 1.01, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Donna Dessau's median patient age at 57, with 51% women.
Donna Dessau's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Donna Dessau's Medicare patients, 2024
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Donna Dessau's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women51%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Donna C. Dessau wrote 520 Medicare Part D claims in 2024
In 2024, Donna Dessau wrote 520 Medicare Part D claims for 159 patients. 90% of them were for generic drugs.
Donna Dessau's Part D claims by kind of drug, 2024
- Generic466 claims90%
- Brand-name and other54 claims10%
Drug classes CMS tracks in Donna Dessau's Part D claims, 2024
- Opioids5%26 of 520 claims
- Antibiotics5%25 of 520 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 Donna C. Dessau takes part in Medicare
Donna Dessau 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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Donna C. Dessau received $125 in industry payments in 2025
CMS Open Payments shows 1 general payment to Donna Dessau from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Exact Sciences Corporation paid the most, $125.
Companies that paid Donna Dessau 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 Donna C. Dessau'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 Donna C. Dessau
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Donna C. Dessau's NPI number?
Donna C. Dessau's NPI number is 1922499771. It was assigned on February 16, 2015, and it is active in the NPI Registry.
What does Donna C. Dessau specialize in?
Donna C. Dessau is a family nurse practitioner in Fountain Valley, California. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Donna C. Dessau practice?
Donna Dessau practices at 9920 Talbert Avenue, Fountain Valley, CA 92708. Donna Dessau's primary practice is Orange Coast Medical Center in Fountain Valley, California, part of MemorialCare Health System. Dmand AI also links Donna Dessau to 1 group practice or clinic.
What is Donna C. Dessau's office phone number?
The practice phone on file for Donna Dessau is (714) 378-7000.
What is Donna C. Dessau's medical license number?
Donna Dessau holds California license 95002091.
Which hospitals is Donna C. Dessau affiliated with?
Donna Dessau practices at Orange Coast Medical Center in Fountain Valley, California.
What medical group is Donna C. Dessau part of?
Donna Dessau is linked to Bart A Barrett Family Practice.
Does Donna C. Dessau accept Medicare?
Yes. CMS lists Donna Dessau as accepting Medicare assignment.
How many Medicare patients does Donna C. Dessau see?
CMS counts 13 Medicare patients who saw Donna Dessau in 2024, with an average age of 75.
Has Donna C. Dessau received payments from drug or device companies?
CMS Open Payments shows $125 in general payments to Donna Dessau from 1 company from 2025 to 2025. The largest total came from Exact Sciences Corporation.
How long has Donna C. Dessau been practicing?
Donna Dessau graduated from medical school in 2014, 12 years ago.
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