Karalyn Dennis, FNP
- Part D claims, 2024
- 2,164
- Industry payments
- $34
- Affiliated sites
- 4
- Medical groups
- 5
- State license
- 1
- Practice address
- 57 Willoughby St, Brooklyn, NY 11201
- Practice phone
- Call (718) 827-8700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Housing Works Health Services III, Inc.
Brooklyn, New York
Find Karalyn Dennis' 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.
Karalyn Dennis is a family nurse practitioner in Brooklyn, New York
Karalyn Dennis practices at Housing Works Health Services III, Inc. in Brooklyn, New York.
Karalyn Dennis' NPI, 1962818104, was assigned on July 9, 2014. Karalyn Dennis holds New York license 339322.
- NPI
- 1962818104NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789905944
- NPI enumeration date
- July 9, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (718) 827-8700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Karalyn Dennis practices at Housing Works Health Services III, Inc. in Brooklyn, New York
Karalyn Dennis' primary practice is Housing Works Health Services III, Inc., at 57 Willoughby St, Brooklyn, NY 11201 in Kings County. The practice phone is (718) 827-8700.
- Housing Works Health Services III, Inc.57 Willoughby St, Brooklyn, NY 11201 · Kings CountyPhone(718) 827-8700
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Karalyn Dennis is affiliated with 5 sites of care and 5 medical groups
Karalyn Dennis' primary practice is Housing Works Health Services III, Inc. in Brooklyn, New York. The medical group on file is NYC Health + Hospitals. Dmand AI also links Karalyn Dennis to 4 more medical groups, 3 community health centers and 1 skilled nursing facility, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Karalyn Dennis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Karalyn Dennis practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Housing Works Health Services III, Inc. | Available with a free account |
| +4 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Karalyn Dennis is one of 10,214 family nurse practitioners in New York
Family is Karalyn Dennis' primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Karalyn Dennis is licensed in New York.
Specialties and state licenses
- Family nurse practitioner, New YorkPrimary
Family nurse practitioners near Karalyn Dennis
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
Karalyn Dennis' patients have a median age of 43
Across all payers, Dmand AI patient panel data puts Karalyn Dennis' median patient age at 43, with 47% women.
Karalyn Dennis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women47%
- Men52%
Source: Dmand AI Patient Panel Data
Karalyn Dennis wrote 2,164 Medicare Part D claims in 2024
In 2024, Karalyn Dennis wrote 2,164 Medicare Part D claims for 71 patients. 78% of them were for generic drugs.
Karalyn Dennis' Part D claims by kind of drug, 2024
- Generic1,679 claims78%
- Brand-name451 claims21%
- Other34 claims2%
Drug classes CMS tracks in Karalyn Dennis' Part D claims, 2024
- Opioids2%40 of 2,164 claims
- Antibiotics2%33 of 2,164 claims
- Antipsychotics, patients 65 and over1%22 of 2,164 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Karalyn Dennis takes part in Medicare
Karalyn Dennis 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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Karalyn Dennis received $34 in industry payments in 2025
CMS Open Payments shows 1 general payment to Karalyn Dennis from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. ViiV Healthcare Company paid the most, $34.
Companies that paid Karalyn Dennis 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 Karalyn Dennis'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| 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 Karalyn Dennis
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Karalyn Dennis' NPI number?
Karalyn Dennis' NPI number is 1962818104. It was assigned on July 9, 2014, and it is active in the NPI Registry.
What does Karalyn Dennis specialize in?
Karalyn Dennis is a family nurse practitioner in Brooklyn, New York. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Karalyn Dennis practice?
Karalyn Dennis practices at 57 Willoughby St, Brooklyn, NY 11201. Karalyn Dennis' primary practice is Housing Works Health Services III, Inc. in Brooklyn, New York. Dmand AI also links Karalyn Dennis to 4 medical groups, 3 community health centers and 1 skilled nursing facility.
What is Karalyn Dennis' office phone number?
The practice phone on file for Karalyn Dennis is (718) 827-8700.
What is Karalyn Dennis' medical license number?
Karalyn Dennis holds New York license 339322.
What medical group is Karalyn Dennis part of?
Karalyn Dennis is linked to NYC Health + Hospitals. Dmand AI links Karalyn Dennis to 4 more medical groups.
Does Karalyn Dennis accept Medicare?
Yes. CMS lists Karalyn Dennis as accepting Medicare assignment.
Has Karalyn Dennis received payments from drug or device companies?
CMS Open Payments shows $34 in general payments to Karalyn Dennis from 1 company from 2025 to 2025. The largest total came from ViiV Healthcare Company.
How long has Karalyn Dennis been practicing?
Karalyn Dennis graduated from medical school in 2015, 11 years ago.
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