Kathryn Dolores Simms, NP

  • Stanford, CA
  • Nurse practitioner
NPI1447770359PAC ID7214273382
Medicare services, 2024
99,000
Medicare patients, 2024
355
Part D claims, 2024
1,381
Hospital affiliations
4
Industry payments
$150
Practice address
300 Pasteur Drive, Stanford, CA 94305
Practice phone
Call (650) 723-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Stanford Hospital at 300 Pasteur Drive

Hospital · Stanford, California

See all 10 affiliations

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Kathryn Dolores Simms is a nurse practitioner in Stanford, California

Kathryn Simms practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.

Kathryn Simms' NPI, 1447770359, was assigned on June 21, 2017. Kathryn Simms holds California license 95016506.

NPI and contact details
Medicare PAC ID
7214273382
NPI enumeration date
June 21, 2017
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(650) 723-4000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
35
Medical school graduation
2017

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

Kathryn Dolores Simms practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California

Kathryn Simms' primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.

Source: Dmand AI Affiliation Data

Kathryn Dolores Simms is affiliated with 6 sites of care and 4 medical groups

Kathryn Simms' primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Kathryn Simms is also affiliated with Stanford Health Care Tri-Valley. The medical group on file is UCSF Medical Group. Dmand AI also links Kathryn Simms to 2 more hospitals, 3 medical groups and 2 group practices and clinics, each named with a free account. Kathryn Simms' employer is on file too: a hospital.

See all 10 affiliations for Kathryn Simms

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Kathryn Dolores Simms' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Kathryn Simms practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Stanford Hospital at 300 Pasteur DriveAvailable with a free account
+5 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Kathryn Dolores Simms is one of 5,983 nurse practitioners in California

Nurse practitioner is Kathryn Simms' primary specialty in the NPI Registry, under taxonomy code 363L00000X. Kathryn Simms is licensed in California.

Specialties and state licenses

  • Nurse practitioner, CaliforniaPrimaryLicense 95016506 · taxonomy 363L00000X

Nurse practitioners near Kathryn Simms

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

Kathryn Dolores Simms billed Medicare for 99,000 services in 2024

CMS data shows 99,000 Medicare services from Kathryn Simms across 34 procedure codes in 2024, for 355 Medicare patients. Medicare paid $879,967 for them. Every service was in an office.

Medicare services, 202499,000
Medicare patients355
Paid by Medicare$879,967
Procedure codes34

Kathryn Simms' Medicare services by type, 2024

  1. Drugs given in the office96,832
  2. Tests and treatments1,416
  3. Lab and pathology476
  4. Office and hospital visits231
  5. Surgery45

Kathryn Simms compared with the California median for nurse practitioners, 2024

  • Kathryn Simms
  • California median
Medicare services
99,000vs 279354.8 times
Medicare patients
355vs 923.9 times
Part D claims
1,114vs 3663.0 times

Medians across 3,047 nurse practitioners in California with Dmand AI profiles that report each measure.

Kathryn Simms' 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

Kathryn Dolores Simms treated 355 Medicare patients in 2024, average age 76

CMS counts 355 Medicare patients who saw Kathryn Simms in 2024. The largest group is 75 to 84, with 137 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 30% are also on Medicaid. Their average risk score is 2.02, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Kathryn Simms' median patient age at 71, with 58% women.

Medicare patients, 2024355
Average age76
Average risk score2.02
Also on Medicaid30%

Kathryn Simms' Medicare patients by age, 2024

Kathryn Simms' Medicare patients by sex, 2024

  • Women19956%
  • Men15644%

Chronic conditions among Kathryn Simms' Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol74%
  3. Chronic kidney disease46%
  4. Arthritis42%
  5. Diabetes40%
  6. Cancer39%
  7. Osteoporosis30%
  8. Ischemic heart disease29%

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

Kathryn Simms' patients across all payers

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

Patient panel by age, all payers

Median age 71

Patient panel by sex, all payers

  • Women58%
  • Men40%

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

Kathryn Dolores Simms wrote 1,381 Medicare Part D claims in 2024

In 2024, Kathryn Simms wrote 1,381 Medicare Part D claims for 279 patients. 75% of them were for generic drugs. CMS names the drug for 1,114 of them, across 37 drugs with 11 or more claims each, at $2,981,674 in total drug cost.

Part D claims, 20241,381
Drugs named by CMS37
Total drug cost$3M
Part D patients279

Kathryn Simms' Part D claims by kind of drug, 2024

  • Generic1,033 claims75%
  • Brand-name and other348 claims25%

Kathryn Simms' 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 Kathryn Simms' Part D claims, 2024

  • Opioids7%100 of 1,381 claims
  • Antibiotics1%12 of 1,381 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 Kathryn Simms

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

Kathryn Dolores Simms offers telehealth to Medicare patients

Kathryn Simms accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Kathryn Simms as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

For MedTech and pharma teams

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Kathryn Dolores Simms received $150 in industry payments from 2024 to 2025

CMS Open Payments shows 6 general payments to Kathryn Simms from 5 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Celgene Corporation paid the most, $52.

General payments to Kathryn Simms by program year, 2024 to 2025

Companies that paid Kathryn Simms the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to Kathryn Simms

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Kathryn Dolores Simms'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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)
Industry paymentsOpen Payments (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 Kathryn Dolores Simms

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

What is Kathryn Dolores Simms' NPI number?

Kathryn Dolores Simms' NPI number is 1447770359. It was assigned on June 21, 2017, and it is active in the NPI Registry.

What does Kathryn Dolores Simms specialize in?

Kathryn Dolores Simms is a nurse practitioner in Stanford, California. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).

Where does Kathryn Dolores Simms practice?

Kathryn Simms practices at 300 Pasteur Drive, Stanford, CA 94305. Kathryn Simms' primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Kathryn Simms to 2 hospitals, 3 medical groups and 2 group practices and clinics.

What is Kathryn Dolores Simms' office phone number?

The practice phone on file for Kathryn Simms is (650) 723-4000.

What is Kathryn Dolores Simms' medical license number?

Kathryn Simms holds California license 95016506.

Which hospitals is Kathryn Dolores Simms affiliated with?

Kathryn Simms practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Kathryn Simms is also affiliated with Stanford Health Care Tri-Valley. Dmand AI links Kathryn Simms to 2 more hospitals.

What medical group is Kathryn Dolores Simms part of?

Kathryn Simms is linked to UCSF Medical Group. Dmand AI links Kathryn Simms to 3 more medical groups.

Does Kathryn Dolores Simms accept Medicare?

Yes. CMS data shows Kathryn Simms billed Medicare for 99,000 services in 2024, and Kathryn Simms accepts Medicare assignment.

Does Kathryn Dolores Simms offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Kathryn Simms as offering telehealth services.

How many Medicare patients does Kathryn Dolores Simms see?

CMS counts 355 Medicare patients who saw Kathryn Simms in 2024, with an average age of 76.

Show 4 more questionsShow fewer questions

What services does Kathryn Dolores Simms bill to Medicare?

In 2024, Kathryn Simms' most billed Medicare services were injected or infused drug (J0881), injected or infused drug (J1439) and injected or infused drug (J9271).

What drugs does Kathryn Dolores Simms prescribe most?

In 2024 Medicare Part D data, Kathryn Simms' most prescribed drugs by claims were Eliquis, Tamoxifen Citrate and Prochlorperazine Maleate.

Has Kathryn Dolores Simms received payments from drug or device companies?

CMS Open Payments shows $150 in general payments to Kathryn Simms from 5 companies from 2024 to 2025. The largest total came from Celgene Corporation.

How long has Kathryn Dolores Simms been practicing?

Kathryn Simms graduated from medical school in 2017, 9 years ago.

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