Katherine J. Ruiz, NP
- Medicare patients, 2024
- 173
- Part D claims, 2024
- 395
- MIPS score, 2024
- 93
- Hospital affiliations
- 2
- Industry payments
- $17
- Practice address
- 701 North Broadway, Sleepy Hollow, NY 10591
- Practice phone
- Call (914) 366-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Katherine Ruiz'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.
Katherine J. Ruiz is an acute care nurse practitioner in Sleepy Hollow, New York
Katherine Ruiz practices at Phelps Hospital in Sleepy Hollow, New York, part of Northwell Health.
Katherine Ruiz's NPI, 1548995467, was assigned on July 24, 2022. Katherine Ruiz holds New York license F432345-01.
- NPI
- 1548995467NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2567839947
- NPI enumeration date
- July 24, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (914) 366-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Katherine J. Ruiz practices at Phelps Hospital in Sleepy Hollow, New York
Katherine Ruiz's primary practice is Phelps Hospital, at 701 North Broadway, Sleepy Hollow, NY 10591 in Westchester County. The practice phone is (914) 366-3000.
- Phelps Hospital701 North Broadway, Sleepy Hollow, NY 10591 · Westchester CountyPhone(914) 366-3000
Source: Dmand AI Affiliation Data
Katherine J. Ruiz is affiliated with 3 sites of care and 3 medical groups
Katherine Ruiz's primary practice is Phelps Hospital in Sleepy Hollow, New York, part of Northwell Health. Katherine Ruiz is also affiliated with Northern Westchester Hospital. The medical group on file is Northwell Health Physician Partners Cardiology at Great Neck. Dmand AI also links Katherine Ruiz to 2 more medical groups and 1 breast imaging center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Katherine J. Ruiz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Katherine Ruiz practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Phelps Hospital | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Northwell Health and 6.2K+ hospitals, with verified contacts in the same login.
Katherine J. Ruiz is one of 1,230 acute care nurse practitioners in New York
Acute care is Katherine Ruiz's primary specialty in the NPI Registry, under taxonomy code 363LA2100X. Katherine Ruiz is licensed in New York.
Specialties and state licenses
- Acute care nurse practitioner, New YorkPrimary
Acute care nurse practitioners near Katherine Ruiz
Counts of acute care 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
Katherine J. Ruiz treated 173 Medicare patients in 2024, average age 74
CMS counts 173 Medicare patients who saw Katherine Ruiz in 2024. The largest group is 65 to 74, with 85 patients. 75% of them have high cholesterol, and 60% have high blood pressure. 14% are also on Medicaid. Their average risk score is 1.11, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Katherine Ruiz's median patient age at 62, with 70% women.
Katherine Ruiz's Medicare patients by age, 2024
Katherine Ruiz's Medicare patients by sex, 2024
- Women9857%
- Men7543%
Chronic conditions among Katherine Ruiz's Medicare patients, 2024
- High cholesterol75%
- High blood pressure60%
- Arthritis47%
- Mood disorders32%
- Anxiety31%
- Depression29%
- Ischemic heart disease29%
- Osteoporosis26%
Share of Medicare patients with each condition. A patient can have several.
Katherine Ruiz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women70%
- Men29%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Katherine J. Ruiz wrote 395 Medicare Part D claims in 2024
In 2024, Katherine Ruiz wrote 395 Medicare Part D claims for 147 patients. 84% of them were for generic drugs.
Katherine Ruiz's Part D claims by kind of drug, 2024
- Generic332 claims84%
- Brand-name63 claims16%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Katherine J. Ruiz scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Katherine Ruiz for performance year 2024, reported through an alternative payment model (APM). Katherine Ruiz accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Katherine Ruiz's MIPS scores, performance year 2024
- 93of 100Final score
- 79.8of 100Quality
- 89of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Katherine J. Ruiz received $17 in industry payments in 2025
CMS Open Payments shows 1 general payment to Katherine Ruiz from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $17.
Companies that paid Katherine Ruiz 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 Katherine J. Ruiz'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)Clinician Public Reporting: Overall MIPS Performance (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 Katherine J. Ruiz
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Katherine J. Ruiz's NPI number?
Katherine J. Ruiz's NPI number is 1548995467. It was assigned on July 24, 2022, and it is active in the NPI Registry.
What does Katherine J. Ruiz specialize in?
Katherine J. Ruiz is an acute care nurse practitioner in Sleepy Hollow, New York. The primary specialty in the NPI Registry is Acute Care Nurse Practitioner (taxonomy code 363LA2100X).
Where does Katherine J. Ruiz practice?
Katherine Ruiz practices at 701 North Broadway, Sleepy Hollow, NY 10591. Katherine Ruiz's primary practice is Phelps Hospital in Sleepy Hollow, New York, part of Northwell Health. Dmand AI also links Katherine Ruiz to 2 medical groups and 1 breast imaging center.
What is Katherine J. Ruiz's office phone number?
The practice phone on file for Katherine Ruiz is (914) 366-3000.
What is Katherine J. Ruiz's medical license number?
Katherine Ruiz holds New York license F432345-01.
Which hospitals is Katherine J. Ruiz affiliated with?
Katherine Ruiz practices at Phelps Hospital in Sleepy Hollow, New York. Katherine Ruiz is also affiliated with Northern Westchester Hospital.
What medical group is Katherine J. Ruiz part of?
Katherine Ruiz is linked to Northwell Health Physician Partners Cardiology at Great Neck. Dmand AI links Katherine Ruiz to 2 more medical groups.
Does Katherine J. Ruiz accept Medicare?
Yes. CMS lists Katherine Ruiz as accepting Medicare assignment.
What is Katherine J. Ruiz's MIPS score?
Katherine Ruiz's MIPS final score for performance year 2024 is 93 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Katherine J. Ruiz see?
CMS counts 173 Medicare patients who saw Katherine Ruiz in 2024, with an average age of 74.
Has Katherine J. Ruiz received payments from drug or device companies?
CMS Open Payments shows $17 in general payments to Katherine Ruiz from 1 company from 2025 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Katherine J. Ruiz been practicing?
Katherine Ruiz graduated from medical school in 2022, 4 years ago.
Selling to acute care practices?
See acute care nurse practitioners in New York 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