Katie Brooke Guarino, RPAC
- Medicare patients, 2024
- 12
- Part D claims, 2024
- 97
- Hospital affiliations
- 2
- Industry payments
- $402
- Medical groups
- 2
- Practice address
- 1000 N.Village Ave., Rockville Centre, NY 11570
- Practice phone
- Call (516) 705-2216
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercy Medical Center - Unit
Acute Care Hospital-Unit · Rockville Centre, New York
Find Katie Guarino'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.
Katie Brooke Guarino is a physician assistant in Rockville Centre, New York
Katie Guarino practices at Mercy Medical Center - Unit in Rockville Centre, New York.
Katie Guarino's NPI, 1063741361, was assigned on December 15, 2009. Katie Guarino holds New York license 013558.
- NPI
- 1063741361NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6901083906
- NPI enumeration date
- December 15, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (516) 705-2216
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Katie Brooke Guarino practices at Mercy Medical Center - Unit in Rockville Centre, New York
Katie Guarino's primary practice is Mercy Medical Center - Unit, at 1000 N.Village Ave., Rockville Centre, NY 11570 in Nassau County. The practice phone is (516) 705-2216.
- Mercy Medical Center - Unit1000 N.Village Ave., Rockville Centre, NY 11570 · Nassau CountyPhone(516) 705-2216
Source: Dmand AI Affiliation Data
Katie Brooke Guarino is affiliated with 3 sites of care and 2 medical groups
Katie Guarino's primary practice is Mercy Medical Center - Unit in Rockville Centre, New York. Katie Guarino is also affiliated with Good Samaritan University Hospital. The medical group on file is Northwell Health Physician Partners. Dmand AI also links Katie Guarino to 1 more group practice or clinic and 1 medical group, each named with a free account. Katie Guarino's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Katie Brooke Guarino's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Katie Guarino practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Medical Center - Unit | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Katie Brooke Guarino is one of 11,456 physician assistants in New York
Physician assistant is Katie Guarino's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Katie Guarino is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Katie Guarino is licensed in New York.
Specialties and state licenses
- Physician assistant, New YorkPrimary
Physician assistants near Katie Guarino
Counts of physician assistants 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
Katie Brooke Guarino treated 12 Medicare patients in 2024, average age 73
CMS counts 12 Medicare patients who saw Katie Guarino in 2024. The largest group is under 65, with 0 patients. 75% of them have cancer, and 75% have high blood pressure. Their average risk score is 1.55, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Katie Guarino's median patient age at 58, with 100% women.
Katie Guarino's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Katie Guarino's Medicare patients, 2024
- Cancer75%
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Katie Guarino's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women100%
- Men0%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Katie Brooke Guarino wrote 97 Medicare Part D claims in 2024
In 2024, Katie Guarino wrote 97 Medicare Part D claims for 50 patients. 99% of them were for generic drugs. CMS names the drug for 74 of them, across 3 drugs with 11 or more claims each, at $272 in total drug cost.
Katie Guarino's Part D claims by kind of drug, 2024
- Generic96 claims99%
- Brand-name and other1 claims1%
Katie Guarino'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 Katie Guarino's Part D claims, 2024
- Opioids36%35 of 97 claims
- Antibiotics57%55 of 97 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
How Katie Brooke Guarino takes part in Medicare
Katie Guarino 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)
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Katie Brooke Guarino received $402 in industry payments in 2025
CMS Open Payments shows 7 general payments to Katie Guarino from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Davol Inc. paid the most, $202.
Companies that paid Katie Guarino the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Katie Brooke Guarino is board certified in certified physician assistant
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Katie Brooke Guarino'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 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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Katie Brooke Guarino
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Katie Brooke Guarino's NPI number?
Katie Brooke Guarino's NPI number is 1063741361. It was assigned on December 15, 2009, and it is active in the NPI Registry.
What does Katie Brooke Guarino specialize in?
Katie Brooke Guarino is a physician assistant in Rockville Centre, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Katie Brooke Guarino practice?
Katie Guarino practices at 1000 N.Village Ave., Rockville Centre, NY 11570. Katie Guarino's primary practice is Mercy Medical Center - Unit in Rockville Centre, New York. Dmand AI also links Katie Guarino to 1 group practice or clinic and 1 medical group.
What is Katie Brooke Guarino's office phone number?
The practice phone on file for Katie Guarino is (516) 705-2216.
What is Katie Brooke Guarino's medical license number?
Katie Guarino holds New York license 013558.
Which hospitals is Katie Brooke Guarino affiliated with?
Katie Guarino is affiliated with Good Samaritan University Hospital. Dmand AI links Katie Guarino to 1 more hospital.
What medical group is Katie Brooke Guarino part of?
Katie Guarino is linked to Northwell Health Physician Partners. Dmand AI links Katie Guarino to 1 more medical group.
Does Katie Brooke Guarino accept Medicare?
Yes. CMS lists Katie Guarino as accepting Medicare assignment.
How many Medicare patients does Katie Brooke Guarino see?
CMS counts 12 Medicare patients who saw Katie Guarino in 2024, with an average age of 73.
Is Katie Brooke Guarino board certified?
Yes. Katie Guarino is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
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What drugs does Katie Brooke Guarino prescribe most?
In 2024 Medicare Part D data, Katie Guarino's most prescribed drugs by claims were Cefadroxil, Oxycodone HCl and Tramadol HCl.
Has Katie Brooke Guarino received payments from drug or device companies?
CMS Open Payments shows $402 in general payments to Katie Guarino from 3 companies from 2025 to 2025. The largest total came from Davol Inc.
How long has Katie Brooke Guarino been practicing?
Katie Guarino graduated from medical school in 2009, 17 years ago.
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