Rosann Gregory
- Medicare services, 2024
- 403
- Medicare patients, 2024
- 330
- Part D claims, 2024
- 1,241
- Hospital affiliations
- 1
- Industry payments
- $570
- Practice address
- 100 Port Washington Boulevard, Roslyn, NY 11576
- Practice phone
- Call (516) 562-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Rosann Gregory'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.
Rosann Gregory is a physician assistant in Roslyn, New York
Rosann Gregory practices at St. Francis Hospital & Heart Center in Roslyn, New York, part of Diocese of Rockville Centre.
Rosann Gregory's NPI, 1073743431, was assigned on July 20, 2009. Rosann Gregory holds New York license 007437.
- NPI
- 1073743431NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709054125
- NPI enumeration date
- July 20, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (516) 562-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Rosann Gregory practices at St. Francis Hospital & Heart Center in Roslyn, New York
Rosann Gregory's primary practice is St. Francis Hospital & Heart Center, at 100 Port Washington Boulevard, Roslyn, NY 11576 in Nassau County. The practice phone is (516) 562-6000.
- St. Francis Hospital & Heart Center100 Port Washington Boulevard, Roslyn, NY 11576 · Nassau CountyPhone(516) 562-6000
Source: Dmand AI Affiliation Data
Rosann Gregory is affiliated with 1 site of care and 1 medical group
Rosann Gregory's primary practice is St. Francis Hospital & Heart Center in Roslyn, New York, part of Diocese of Rockville Centre. The medical group on file is Cardiac Interventional Group.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Rosann Gregory's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Rosann Gregory practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Francis Hospital & Heart Center | 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 Diocese of Rockville Centre and 6.2K+ hospitals, with verified contacts in the same login.
Rosann Gregory is one of 11,456 physician assistants in New York
Physician assistant is Rosann Gregory's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Rosann Gregory is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Rosann Gregory is licensed in New York.
Specialties and state licenses
- Physician assistant, New YorkPrimary
Physician assistants near Rosann Gregory
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
Rosann Gregory billed Medicare for 403 services in 2024
CMS data shows 403 Medicare services from Rosann Gregory across 4 procedure codes in 2024, for 330 Medicare patients. Medicare paid $15,396 for them.
Rosann Gregory's Medicare services by type, 2024
- Tests and treatments214
- Office and hospital visits189
Where Rosann Gregory's Medicare services took place, 2024
- In an office21453%
- In a facility18947%
Rosann Gregory compared with the New York median for physician assistants, 2024
- Rosann Gregory
- New York median
- Medicare services
- 403vs 1762.3 times
- Medicare patients
- 330vs 784.2 times
- Part D claims
- 972vs 2454.0 times
Medians across 6,477 physician assistants in New York with Dmand AI profiles that report each measure.
Rosann Gregory's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Rosann Gregory?
Medicare shows one payer. Book a meeting to get commercial claims data for Rosann Gregory and other physician assistants in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Rosann Gregory treated 330 Medicare patients in 2024, average age 78
CMS counts 330 Medicare patients who saw Rosann Gregory in 2024. The largest group is 75 to 84, with 139 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.82, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Rosann Gregory's median patient age at 72, with 29% women.
Rosann Gregory's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Rosann Gregory's Medicare patients by sex, 2024
- Women14042%
- Men19058%
Chronic conditions among Rosann Gregory's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease75%
- Arthritis57%
- Diabetes52%
- Heart failure48%
- Atrial fibrillation45%
- Chronic kidney disease37%
Share of Medicare patients with each condition. A patient can have several.
Rosann Gregory's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women29%
- Men67%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Rosann Gregory wrote 1,241 Medicare Part D claims in 2024
In 2024, Rosann Gregory wrote 1,241 Medicare Part D claims for 439 patients. 80% of them were for generic drugs. CMS names the drug for 972 of them, across 24 drugs with 11 or more claims each, at $211,200 in total drug cost.
Rosann Gregory's Part D claims by kind of drug, 2024
- Generic998 claims80%
- Brand-name243 claims20%
Rosann Gregory'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.
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 Rosann Gregory takes part in Medicare
Rosann Gregory 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.
Rosann Gregory received $570 in industry payments in 2025
CMS Open Payments shows 14 general payments to Rosann Gregory from 10 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abiomed paid the most, $208.
Companies that paid Rosann Gregory the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Rosann Gregory is board certified in certified physician assistant
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Rosann Gregory'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 Rosann Gregory
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Rosann Gregory's NPI number?
Rosann Gregory's NPI number is 1073743431. It was assigned on July 20, 2009, and it is active in the NPI Registry.
What does Rosann Gregory specialize in?
Rosann Gregory is a physician assistant in Roslyn, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Rosann Gregory practice?
Rosann Gregory practices at 100 Port Washington Boulevard, Roslyn, NY 11576. Rosann Gregory's primary practice is St. Francis Hospital & Heart Center in Roslyn, New York, part of Diocese of Rockville Centre.
What is Rosann Gregory's office phone number?
The practice phone on file for Rosann Gregory is (516) 562-6000.
What is Rosann Gregory's medical license number?
Rosann Gregory holds New York license 007437.
Which hospitals is Rosann Gregory affiliated with?
Rosann Gregory practices at St. Francis Hospital & Heart Center in Roslyn, New York.
What medical group is Rosann Gregory part of?
Rosann Gregory is linked to Cardiac Interventional Group.
Does Rosann Gregory accept Medicare?
Yes. CMS data shows Rosann Gregory billed Medicare for 403 services in 2024, and Rosann Gregory accepts Medicare assignment.
How many Medicare patients does Rosann Gregory see?
CMS counts 330 Medicare patients who saw Rosann Gregory in 2024, with an average age of 78.
Is Rosann Gregory board certified?
Yes. Rosann Gregory is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
Show 4 more questionsShow fewer questions
What services does Rosann Gregory bill to Medicare?
In 2024, Rosann Gregory's most billed Medicare services were heart test or procedure (93000), hospital inpatient care (99232) and hospital inpatient care (99222).
What drugs does Rosann Gregory prescribe most?
In 2024 Medicare Part D data, Rosann Gregory's most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Rosuvastatin Calcium.
Has Rosann Gregory received payments from drug or device companies?
CMS Open Payments shows $570 in general payments to Rosann Gregory from 10 companies from 2025 to 2025. The largest total came from Abiomed.
How long has Rosann Gregory been practicing?
Rosann Gregory graduated from medical school in 1999, 27 years ago.
Selling to physician assistant practices?
See physician assistants 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