Marissa Knee, PA
- Part D claims, 2024
- 43
- Hospital affiliations
- 1
- Industry payments
- $326
- Medical groups
- 2
- State license
- 1
- Practice address
- 462 First Avenue, New York, NY 10016
- Practice phone
- Call (212) 561-4132
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Marissa Knee'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.
Marissa Knee is a physician assistant in New York, New York
Marissa Knee practices at NYC Health + Hospitals/Bellevue in New York, New York, part of NYC.
Marissa Knee's NPI, 1265121909, was assigned on May 8, 2023.
- NPI
- 1265121909NPI Registry (opens in a new tab)
- NPI enumeration date
- May 8, 2023
- NPI status
- Active
- Practice phone
- (212) 561-4132
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Marissa Knee practices at NYC Health + Hospitals/Bellevue in New York, New York
Marissa Knee's primary practice is NYC Health + Hospitals/Bellevue, at 462 First Avenue, New York, NY 10016 in New York County. The practice phone is (212) 561-4132.
- NYC Health + Hospitals/Bellevue462 First Avenue, New York, NY 10016 · New York CountyPhone(212) 561-4132
Source: Dmand AI Affiliation Data
Marissa Knee is affiliated with 2 sites of care and 2 medical groups
Marissa Knee's primary practice is NYC Health + Hospitals/Bellevue in New York, New York, part of NYC. The medical group on file is Hackensack Meridian Medical Group. Dmand AI also links Marissa Knee to 1 more group practice or clinic and 1 medical group, each named with a free account. Marissa Knee's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Marissa Knee's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Marissa Knee practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| NYC Health + Hospitals/Bellevue | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Marissa Knee is one of 11,456 physician assistants in New York
Physician assistant is Marissa Knee's primary specialty in the NPI Registry, under taxonomy code 363A00000X.
Specialties and state licenses
- Physician assistantPrimary
Physician assistants near Marissa Knee
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
Marissa Knee's patients have a median age of 29
Across all payers, Dmand AI patient panel data puts Marissa Knee's median patient age at 29, with 50% women.
Marissa Knee's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 29
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Marissa Knee wrote 43 Medicare Part D claims in 2024
In 2024, Marissa Knee wrote 43 Medicare Part D claims for 17 patients. 84% of them were for generic drugs.
Marissa Knee's Part D claims by kind of drug, 2024
- Generic36 claims84%
- Brand-name and other7 claims16%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Marissa Knee received $326 in industry payments in 2025
CMS Open Payments shows 5 general payments to Marissa Knee from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Integra LifeSciences Corporation paid the most, $294.
Companies that paid Marissa Knee 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 Marissa Knee'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (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 Marissa Knee
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Marissa Knee's NPI number?
Marissa Knee's NPI number is 1265121909. It was assigned on May 8, 2023, and it is active in the NPI Registry.
What does Marissa Knee specialize in?
Marissa Knee is a physician assistant in New York, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Marissa Knee practice?
Marissa Knee practices at 462 First Avenue, New York, NY 10016. Marissa Knee's primary practice is NYC Health + Hospitals/Bellevue in New York, New York, part of NYC. Dmand AI also links Marissa Knee to 1 group practice or clinic and 1 medical group.
What is Marissa Knee's office phone number?
The practice phone on file for Marissa Knee is (212) 561-4132.
Which hospitals is Marissa Knee affiliated with?
Marissa Knee practices at NYC Health + Hospitals/Bellevue in New York, New York.
What medical group is Marissa Knee part of?
Marissa Knee is linked to Hackensack Meridian Medical Group. Dmand AI links Marissa Knee to 1 more medical group.
Has Marissa Knee received payments from drug or device companies?
CMS Open Payments shows $326 in general payments to Marissa Knee from 2 companies from 2025 to 2025. The largest total came from Integra LifeSciences Corporation.
How long has Marissa Knee been practicing?
Marissa Knee's NPI was assigned in 2023.
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