Marielle Rose Terheyden, NP

  • Sunnyvale, CA
  • Family nurse practitioner
NPI1285266593PAC ID0648600114
Medicare services, 2024
62
Medicare patients, 2024
55
Part D claims, 2024
100
Affiliated sites
1
Medical group
1
Practice address
1195 W Fremont Ave, Sunnyvale, CA 94087
Practice phone
Call (650) 497-8890
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Lucile Packard Children's Hospital

Sunnyvale, California

See all 3 affiliations

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Marielle Rose Terheyden is a family nurse practitioner in Sunnyvale, California

Marielle Terheyden practices at Lucile Packard Children's Hospital in Sunnyvale, California.

Marielle Terheyden's NPI, 1285266593, was assigned on February 5, 2020. Marielle Terheyden holds California license 95013749.

NPI and contact details
Medicare PAC ID
0648600114
NPI enumeration date
February 5, 2020
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(650) 497-8890
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
33
Medical school graduation
2019

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Marielle Rose Terheyden practices at Lucile Packard Children's Hospital in Sunnyvale, California

Marielle Terheyden's primary practice is Lucile Packard Children's Hospital, at 1195 W Fremont Ave, Sunnyvale, CA 94087 in Santa Clara County. The practice phone is (650) 497-8890.

  • Lucile Packard Children's Hospital
    1195 W Fremont Ave, Sunnyvale, CA 94087 · Santa Clara CountyPhone(650) 497-8890

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Marielle Rose Terheyden is affiliated with 2 sites of care and 1 medical group

Marielle Terheyden's primary practice is Lucile Packard Children's Hospital in Sunnyvale, California. The medical group on file is SGMF Radiology. Dmand AI also links Marielle Terheyden to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Marielle Terheyden

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Marielle Rose Terheyden's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Marielle Terheyden practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Lucile Packard Children's HospitalAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Marielle Rose Terheyden is one of 13,532 family nurse practitioners in California

Family is Marielle Terheyden's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Marielle Terheyden is licensed in California.

Specialties and state licenses

  • Family nurse practitioner, CaliforniaPrimaryLicense 95013749 · taxonomy 363LF0000X

Clinical focus

Dmand AI lists itchy rashes among the conditions Marielle Terheyden treats.

Family nurse practitioners near Marielle Terheyden

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

Marielle Rose Terheyden billed Medicare for 62 services in 2024

CMS data shows 62 Medicare services from Marielle Terheyden across 3 procedure codes in 2024, for 55 Medicare patients. Medicare paid $3,722 for them. Every service was in an office.

Medicare services, 202462
Medicare patients55
Paid by Medicare$3,722
Procedure codes3

Marielle Terheyden's Medicare services by type, 2024

  1. Office and hospital visits36
  2. Other services26

Marielle Terheyden compared with the California median for family nurse practitioners, 2024

  • Marielle Terheyden
  • California median
Medicare services
62vs 23474% below
Medicare patients
55vs 9039% below
Part D claims
32vs 36091% below

Medians across 6,382 family nurse practitioners in California with Dmand AI profiles that report each measure.

Marielle Terheyden'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 Marielle Terheyden

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Marielle Rose Terheyden treated 55 Medicare patients in 2024, average age 69

CMS counts 55 Medicare patients who saw Marielle Terheyden in 2024. The largest group is 65 to 74, with 34 patients. 65% of them have high blood pressure, and 55% have arthritis. 25% are also on Medicaid. Their average risk score is 0.88, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Marielle Terheyden's median patient age at 39, with 98% women.

Medicare patients, 202455
Average age69
Average risk score0.88
Also on Medicaid25%

Marielle Terheyden's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Marielle Terheyden's Medicare patients, 2024

  1. High blood pressure65%
  2. Arthritis55%
  3. High cholesterol51%
  4. Anxiety36%
  5. Mood disorders29%
  6. Depression27%
  7. Diabetes27%
  8. Asthma24%

Share of Medicare patients with each condition. A patient can have several.

Marielle Terheyden's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 39

Patient panel by sex, all payers

  • Women98%
  • Men0%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Marielle Rose Terheyden wrote 100 Medicare Part D claims in 2024

In 2024, Marielle Terheyden wrote 100 Medicare Part D claims for 37 patients. 96% of them were for generic drugs. CMS names the drug for 32 of them, across 1 drug with 11 or more claims each, at $1,519 in total drug cost.

Part D claims, 2024100
Drugs named by CMS1
Total drug cost$1,519
Part D patients37

Marielle Terheyden's Part D claims by kind of drug, 2024

  • Generic96 claims96%
  • Brand-name and other4 claims4%

Marielle Terheyden'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 Marielle Terheyden's Part D claims, 2024

  • Antibiotics12%12 of 100 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 Marielle Terheyden

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

How Marielle Rose Terheyden takes part in Medicare

Marielle Terheyden 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)

For MedTech and pharma teams

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Sources for Marielle Rose Terheyden'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 Marielle Rose Terheyden

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Marielle Rose Terheyden's NPI number?

Marielle Rose Terheyden's NPI number is 1285266593. It was assigned on February 5, 2020, and it is active in the NPI Registry.

What does Marielle Rose Terheyden specialize in?

Marielle Rose Terheyden is a family nurse practitioner in Sunnyvale, California. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).

Where does Marielle Rose Terheyden practice?

Marielle Terheyden practices at 1195 W Fremont Ave, Sunnyvale, CA 94087. Marielle Terheyden's primary practice is Lucile Packard Children's Hospital in Sunnyvale, California. Dmand AI also links Marielle Terheyden to 1 group practice or clinic.

What is Marielle Rose Terheyden's office phone number?

The practice phone on file for Marielle Terheyden is (650) 497-8890.

What is Marielle Rose Terheyden's medical license number?

Marielle Terheyden holds California license 95013749.

What medical group is Marielle Rose Terheyden part of?

Marielle Terheyden is linked to SGMF Radiology.

Does Marielle Rose Terheyden accept Medicare?

Yes. CMS data shows Marielle Terheyden billed Medicare for 62 services in 2024, and Marielle Terheyden accepts Medicare assignment.

How many Medicare patients does Marielle Rose Terheyden see?

CMS counts 55 Medicare patients who saw Marielle Terheyden in 2024, with an average age of 69.

What services does Marielle Rose Terheyden bill to Medicare?

In 2024, Marielle Terheyden's most billed Medicare services were medicare service (G0101), office visit, established patient (99213) and office visit, established patient (99214).

What drugs does Marielle Rose Terheyden prescribe most?

In 2024 Medicare Part D data, Marielle Terheyden's most prescribed drugs by claims were Estradiol.

How long has Marielle Rose Terheyden been practicing?

Marielle Terheyden graduated from medical school in 2019, 7 years ago.

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