Danielle M. Grassi, PA-C
- Part D claims, 2024
- 22
- Hospital affiliations
- 1
- Industry payments
- $416
- Medical group
- 1
- State license
- 1
- Practice address
- 1275 York Avenue, New York, NY 10065
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Danielle Grassi's professional email, personal email and mobile number
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Danielle M. Grassi is a physician assistant in New York, New York
Danielle Grassi practices at Memorial Sloan Kettering Cancer Center in New York, New York, part of Memorial Sloan Kettering Cancer Center.
Danielle Grassi's NPI, 1366082216, was assigned on January 8, 2020.
- NPI
- 1366082216NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9335578798
- NPI enumeration date
- January 8, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Danielle M. Grassi practices at Memorial Sloan Kettering Cancer Center in New York, New York
Danielle Grassi's primary practice is Memorial Sloan Kettering Cancer Center, at 1275 York Avenue, New York, NY 10065.
- Memorial Sloan Kettering Cancer Center1275 York Avenue, New York, NY 10065
Source: Dmand AI Affiliation Data
Danielle M. Grassi is affiliated with 2 sites of care and 1 medical group
Danielle Grassi's primary practice is Memorial Sloan Kettering Cancer Center in New York, New York, part of Memorial Sloan Kettering Cancer Center. The medical group on file is Memorial Sloan Kettering Cancer Center (MSK), Department of Surgery. Dmand AI also links Danielle Grassi to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Danielle M. Grassi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Danielle Grassi practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Memorial Sloan Kettering Cancer Center | Available with a free account |
| +1 more affiliated site | 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 Memorial Sloan Kettering Cancer Center and 6.2K+ hospitals, with verified contacts in the same login.
Danielle M. Grassi is one of 11,456 physician assistants in New York
Physician assistant is Danielle Grassi's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Danielle Grassi has a license on file in New York.
Specialties and state licenses
- Physician assistant, New York
Physician assistants near Danielle Grassi
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
Danielle M. Grassi's patients have a median age of 53
Across all payers, Dmand AI patient panel data puts Danielle Grassi's median patient age at 53, with 100% women.
Danielle Grassi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Danielle M. Grassi wrote 22 Medicare Part D claims in 2024
In 2024, Danielle Grassi wrote 22 Medicare Part D claims for 15 patients. 100% of them were for generic drugs.
Drug classes CMS tracks in Danielle Grassi's Part D claims, 2024
- Opioids50%11 of 22 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 Danielle M. Grassi takes part in Medicare
Danielle Grassi 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)
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.
Danielle M. Grassi received $416 in industry payments in 2025
CMS Open Payments shows 14 general payments to Danielle Grassi from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $416.
Companies that paid Danielle Grassi 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 Danielle M. Grassi'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) |
| 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 Danielle M. Grassi
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Danielle M. Grassi's NPI number?
Danielle M. Grassi's NPI number is 1366082216. It was assigned on January 8, 2020, and it is active in the NPI Registry.
What does Danielle M. Grassi specialize in?
Danielle M. Grassi is a physician assistant in New York, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Danielle M. Grassi practice?
Danielle Grassi practices at 1275 York Avenue, New York, NY 10065. Danielle Grassi's primary practice is Memorial Sloan Kettering Cancer Center in New York, New York, part of Memorial Sloan Kettering Cancer Center. Dmand AI also links Danielle Grassi to 1 group practice or clinic.
Which hospitals is Danielle M. Grassi affiliated with?
Danielle Grassi practices at Memorial Sloan Kettering Cancer Center in New York, New York.
What medical group is Danielle M. Grassi part of?
Danielle Grassi is linked to Memorial Sloan Kettering Cancer Center (MSK), Department of Surgery.
Does Danielle M. Grassi accept Medicare?
Yes. CMS lists Danielle Grassi as accepting Medicare assignment.
Has Danielle M. Grassi received payments from drug or device companies?
CMS Open Payments shows $416 in general payments to Danielle Grassi from 1 company from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Danielle M. Grassi been practicing?
Danielle Grassi graduated from medical school in 2019, 7 years ago.
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