Carol S. Dieu, NP
- Medicare services, 2024
- 99
- Medicare patients, 2024
- 78
- Part D claims, 2024
- 464
- Medical group
- 1
- State license
- 1
- Practice address
- 19950 W Rinaldi St, Porter Ranch, CA 91326
- Practice phone
- Call (661) 222-2600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Facey Medical Group
Porter Ranch, California
Find Carol Dieu'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.
Carol S. Dieu is a family nurse practitioner in Porter Ranch, California
Carol Dieu practices at Facey Medical Group in Porter Ranch, California.
Carol Dieu's NPI, 1447844568, was assigned on March 1, 2021. Carol Dieu holds California license 95016816.
- NPI
- 1447844568NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9638558240
- NPI enumeration date
- March 1, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (661) 222-2600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Carol S. Dieu practices at Facey Medical Group in Porter Ranch, California
Carol Dieu's primary practice is Facey Medical Group, at 19950 W Rinaldi St, Porter Ranch, CA 91326 in Los Angeles County. The practice phone is (661) 222-2600.
- Facey Medical Group19950 W Rinaldi St, Porter Ranch, CA 91326 · Los Angeles CountyPhone(661) 222-2600
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Carol S. Dieu is affiliated with 1 site of care and 1 medical group
Carol Dieu's primary practice is Facey Medical Group in Porter Ranch, California. The medical group on file is Facey Medical Group.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Carol S. Dieu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Carol Dieu practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Facey Medical Group | Available with a free account |
Source: Dmand AI Technology Install Data
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Carol S. Dieu is one of 13,532 family nurse practitioners in California
Family is Carol Dieu's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Carol Dieu is licensed in California.
Specialties and state licenses
- Family nurse practitioner, CaliforniaPrimary
Clinical focus
Dmand AI lists acute skin infection, asthma, conjunctivitis, fibromyalgia and chronic pain, hand joint or tendon inflammation, head injury, hemorrhoids and joint pain among the conditions Carol Dieu treats.
Family nurse practitioners near Carol Dieu
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
Carol S. Dieu billed Medicare for 99 services in 2024
CMS data shows 99 Medicare services from Carol Dieu across 3 procedure codes in 2024, for 78 Medicare patients. Medicare paid $5,972 for them. Every service was in an office.
Carol Dieu's Medicare services by type, 2024
- Office and hospital visits82
- Surgery17
Carol Dieu compared with the California median for family nurse practitioners, 2024
- Carol Dieu
- California median
- Medicare services
- 99vs 23458% below
- Medicare patients
- 78vs 9013% below
- Part D claims
- 178vs 36051% below
Medians across 6,382 family nurse practitioners in California with Dmand AI profiles that report each measure.
Carol Dieu's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Carol S. Dieu treated 78 Medicare patients in 2024, average age 73
CMS counts 78 Medicare patients who saw Carol Dieu in 2024. The largest group is 65 to 74, with 38 patients. 71% of them have high cholesterol, and 59% have high blood pressure. 19% are also on Medicaid. Their average risk score is 1.30, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Carol Dieu's median patient age at 53, with 67% women.
Carol Dieu's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Carol Dieu's Medicare patients by sex, 2024
- Women5976%
- Men1924%
Chronic conditions among Carol Dieu's Medicare patients, 2024
- High cholesterol71%
- High blood pressure59%
- Arthritis41%
- Diabetes28%
- Anxiety24%
- Heart failure22%
- Ischemic heart disease22%
- Osteoporosis22%
Share of Medicare patients with each condition. A patient can have several.
Carol Dieu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women67%
- Men31%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Carol S. Dieu wrote 464 Medicare Part D claims in 2024
In 2024, Carol Dieu wrote 464 Medicare Part D claims for 237 patients. 91% of them were for generic drugs. CMS names the drug for 178 of them, across 11 drugs with 11 or more claims each, at $1,417 in total drug cost.
Carol Dieu's Part D claims by kind of drug, 2024
- Generic423 claims91%
- Brand-name and other41 claims9%
Carol Dieu's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Carol Dieu's Part D claims, 2024
- Antibiotics18%85 of 464 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Carol S. Dieu offers telehealth to Medicare patients
Carol Dieu accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Carol Dieu as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Carol S. Dieu'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 Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 and Drug (CMS) (opens in a new tab)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) |
| 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 Carol S. Dieu
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Carol S. Dieu's NPI number?
Carol S. Dieu's NPI number is 1447844568. It was assigned on March 1, 2021, and it is active in the NPI Registry.
What does Carol S. Dieu specialize in?
Carol S. Dieu is a family nurse practitioner in Porter Ranch, California. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Carol S. Dieu practice?
Carol Dieu practices at 19950 W Rinaldi St, Porter Ranch, CA 91326. Carol Dieu's primary practice is Facey Medical Group in Porter Ranch, California.
What is Carol S. Dieu's office phone number?
The practice phone on file for Carol Dieu is (661) 222-2600.
What is Carol S. Dieu's medical license number?
Carol Dieu holds California license 95016816.
What medical group is Carol S. Dieu part of?
Carol Dieu is linked to Facey Medical Group.
Does Carol S. Dieu accept Medicare?
Yes. CMS data shows Carol Dieu billed Medicare for 99 services in 2024, and Carol Dieu accepts Medicare assignment.
Does Carol S. Dieu offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Carol Dieu as offering telehealth services.
How many Medicare patients does Carol S. Dieu see?
CMS counts 78 Medicare patients who saw Carol Dieu in 2024, with an average age of 73.
What services does Carol S. Dieu bill to Medicare?
In 2024, Carol Dieu's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and surgery: heart and blood vessels (36415).
What drugs does Carol S. Dieu prescribe most?
In 2024 Medicare Part D data, Carol Dieu's most prescribed drugs by claims were Azithromycin, Mupirocin and Albuterol Sulfate Hfa.
How long has Carol S. Dieu been practicing?
Carol Dieu graduated from medical school in 2021, 5 years ago.
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