David Degrassi, FNP-BC
- Medicare patients, 2024
- 974
- Part D claims, 2024
- 2,773
- Hospital affiliations
- 5
- Industry payments
- $827
- Medical groups
- 2
- Practice address
- 450 West Highway 22, Barrington, IL 60010
- Practice phone
- Call (847) 381-9600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find David Degrassi'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.
David Degrassi is a nurse practitioner in Barrington, Illinois
David Degrassi practices at Advocate Good Shepherd Hospital in Barrington, Illinois, part of Advocate Health.
David Degrassi's NPI, 1891465043, was assigned on September 19, 2021. David Degrassi holds Illinois license 209023745.
- NPI
- 1891465043NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678971017
- NPI enumeration date
- September 19, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (847) 381-9600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
David Degrassi practices at Advocate Good Shepherd Hospital in Barrington, Illinois
David Degrassi's primary practice is Advocate Good Shepherd Hospital, at 450 West Highway 22, Barrington, IL 60010 in Lake County. The practice phone is (847) 381-9600.
- Advocate Good Shepherd Hospital450 West Highway 22, Barrington, IL 60010 · Lake CountyPhone(847) 381-9600
Source: Dmand AI Affiliation Data
David Degrassi is affiliated with 6 sites of care and 2 medical groups
David Degrassi's primary practice is Advocate Good Shepherd Hospital in Barrington, Illinois, part of Advocate Health. David Degrassi is also affiliated with Northwestern Medicine Central DuPage Hospital. The medical group on file is Advocate Good Shepherd Immediate Care Center. Dmand AI also links David Degrassi to 3 more hospitals, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at David Degrassi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where David Degrassi practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Advocate Good Shepherd Hospital | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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David Degrassi is one of 4,254 nurse practitioners in Illinois
Nurse practitioner is David Degrassi's primary specialty in the NPI Registry, under taxonomy code 363L00000X. David Degrassi is licensed in Illinois.
Specialties and state licenses
- Nurse practitioner, IllinoisPrimary
Nurse practitioners near David Degrassi
Counts of 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
David Degrassi treated 974 Medicare patients in 2024, average age 76
CMS counts 974 Medicare patients who saw David Degrassi in 2024. The largest group is 75 to 84, with 442 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 5% are also on Medicaid. 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 David Degrassi's median patient age at 74, with 14% women.
David Degrassi's Medicare patients by age, 2024
David Degrassi's Medicare patients by sex, 2024
- Women13214%
- Men84286%
Chronic conditions among David Degrassi's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis48%
- Ischemic heart disease43%
- Cancer39%
- Diabetes34%
- Chronic kidney disease33%
- Atrial fibrillation25%
Share of Medicare patients with each condition. A patient can have several.
David Degrassi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women14%
- Men85%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
David Degrassi wrote 2,773 Medicare Part D claims in 2024
In 2024, David Degrassi wrote 2,773 Medicare Part D claims for 755 patients. 64% of them were for generic drugs.
David Degrassi's Part D claims by kind of drug, 2024
- Generic1,781 claims64%
- Brand-name and other992 claims36%
Drug classes CMS tracks in David Degrassi's Part D claims, 2024
- Opioids1%18 of 2,773 claims
- Antibiotics9%258 of 2,773 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
David Degrassi offers telehealth to Medicare patients
David Degrassi accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists David Degrassi as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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David Degrassi received $827 in industry payments in 2025
CMS Open Payments shows 23 general payments to David Degrassi from 10 drug and device companies in 2025. Food and beverage make up the largest share, 88% of the total. Janssen Pharmaceuticals, Inc paid the most, $300.
General payments to David Degrassi by kind, 2025 to 2025
- Food and beverage$72888%
- Education$9912%
Companies that paid David Degrassi 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 David Degrassi'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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 David Degrassi
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is David Degrassi's NPI number?
David Degrassi's NPI number is 1891465043. It was assigned on September 19, 2021, and it is active in the NPI Registry.
What does David Degrassi specialize in?
David Degrassi is a nurse practitioner in Barrington, Illinois. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does David Degrassi practice?
David Degrassi practices at 450 West Highway 22, Barrington, IL 60010. David Degrassi's primary practice is Advocate Good Shepherd Hospital in Barrington, Illinois, part of Advocate Health. Dmand AI also links David Degrassi to 3 hospitals, 1 group practice or clinic and 1 medical group.
What is David Degrassi's office phone number?
The practice phone on file for David Degrassi is (847) 381-9600.
What is David Degrassi's medical license number?
David Degrassi holds Illinois license 209023745.
Which hospitals is David Degrassi affiliated with?
David Degrassi practices at Advocate Good Shepherd Hospital in Barrington, Illinois. David Degrassi is also affiliated with Northwestern Medicine Central DuPage Hospital. Dmand AI links David Degrassi to 3 more hospitals.
What medical group is David Degrassi part of?
David Degrassi is linked to Advocate Good Shepherd Immediate Care Center. Dmand AI links David Degrassi to 1 more medical group.
Does David Degrassi accept Medicare?
Yes. CMS lists David Degrassi as accepting Medicare assignment.
Does David Degrassi offer telehealth?
Yes. The CMS Doctors and Clinicians file lists David Degrassi as offering telehealth services.
How many Medicare patients does David Degrassi see?
CMS counts 974 Medicare patients who saw David Degrassi in 2024, with an average age of 76.
Has David Degrassi received payments from drug or device companies?
CMS Open Payments shows $827 in general payments to David Degrassi from 10 companies from 2025 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has David Degrassi been practicing?
David Degrassi graduated from medical school in 2021, 5 years ago.
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