Carol S. Dieu, NP

  • Porter Ranch, CA
  • Family nurse practitioner
NPI1447844568PAC ID9638558240
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
Social profiles

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.

View contacts for free

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 and contact details
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 Group
    19950 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.

Facey Medical GroupPorter Ranch, CaliforniaPrimary
Facey Medical GroupPrimary care group, Los Angeles, CA

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.

EHR by site
SiteEHR vendor and product
Facey Medical GroupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Carol Dieu practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.

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, CaliforniaPrimaryLicense 95016816 · taxonomy 363LF0000X

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.

13,532family nurse practitioners in California
4family nurse practitioners in Porter Ranch

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.

Medicare services, 202499
Medicare patients78
Paid by Medicare$5,972
Procedure codes3

Carol Dieu's Medicare services by type, 2024

  1. Office and hospital visits82
  2. 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.

See all procedures by Carol Dieu

Need commercial claims for Carol Dieu?

Medicare shows one payer. Book a meeting to get commercial claims data for Carol Dieu and other family nurse practitioners in California.

Book a meeting

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.

Medicare patients, 202478
Average age73
Average risk score1.30
Also on Medicaid19%

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

  1. High cholesterol71%
  2. High blood pressure59%
  3. Arthritis41%
  4. Diabetes28%
  5. Anxiety24%
  6. Heart failure22%
  7. Ischemic heart disease22%
  8. 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.

Part D claims, 2024464
Drugs named by CMS11
Total drug cost$1,417
Part D patients237

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.

See all prescribing by Carol Dieu

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)

For MedTech and pharma teams

Find family nurse practitioners like Carol Dieu by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Sources for Carol S. Dieu's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand 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.

Selling to family practices?

See family nurse practitioners in California by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)