Dr. Andrea T. Dellaria, MD
- Medicare services, 2024
- 4,024
- Medicare patients, 2024
- 496
- Part D claims, 2024
- 2,099
- Hospital affiliations
- 5
- Industry payments
- $1,041
- Practice address
- 1800 Hollister Dr, Libertyville, IL 60048
- Practice phone
- Call (847) 549-1176
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Grand Oaks Surgical, S.C.
Libertyville, Illinois
Find Dr. Dellaria'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.
Dr. Andrea T. Dellaria is a neurologist in Libertyville, Illinois
Dr. Dellaria practices at Grand Oaks Surgical, S.C. in Libertyville, Illinois.
Dr. Dellaria's NPI, 1982036182, was assigned on July 30, 2013. Dr. Dellaria holds Illinois license 036.143756.
- NPI
- 1982036182NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9335442201
- NPI enumeration date
- July 30, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (847) 549-1176
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Andrea T. Dellaria practices at Grand Oaks Surgical, S.C. in Libertyville, Illinois
Dr. Dellaria's primary practice is Grand Oaks Surgical, S.C., at 1800 Hollister Dr, Libertyville, IL 60048 in Lake County. The practice phone is (847) 549-1176.
- Grand Oaks Surgical, S.C.1800 Hollister Dr, Libertyville, IL 60048 · Lake CountyPhone(847) 549-1176
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Andrea T. Dellaria is affiliated with 8 sites of care and 1 medical group
Dr. Dellaria's primary practice is Grand Oaks Surgical, S.C. in Libertyville, Illinois. Dr. Dellaria is also affiliated with Advocate Condell Medical Center. The medical group on file is Northwest Neurology. Dmand AI also links Dr. Dellaria to 4 more hospitals, 1 group practice or clinic and 1 home health agency, 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 Dr. Andrea T. Dellaria's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dellaria practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Grand Oaks Surgical, S.C. | Available with a free account |
| +7 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Andrea T. Dellaria is one of 822 neurologists in Illinois
Neurology is Dr. Dellaria's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Dellaria is licensed in Illinois.
Specialties and state licenses
- Neurology, IllinoisPrimary
Neurologists near Dr. Dellaria
Counts of neurologists 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
Dr. Andrea T. Dellaria billed Medicare for 4,024 services in 2024
CMS data shows 4,024 Medicare services from Dr. Dellaria across 14 procedure codes in 2024, for 496 Medicare patients. Medicare paid $138,243 for them. Every service was in an office.
Dr. Dellaria's Medicare services by type, 2024
- Other services2,696
- Office and hospital visits1,110
- Tests and treatments95
- Imaging80
- Surgery43
Dr. Dellaria compared with the Illinois median for neurologists, 2024
- Dr. Dellaria
- Illinois median
- Medicare services
- 4,024vs 40110.0 times
- Medicare patients
- 496vs 2252.2 times
- Part D claims
- 1,793vs 3185.6 times
Medians across 747 neurologists in Illinois with Dmand AI profiles that report each measure.
Dr. Dellaria'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dellaria and other neurologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Andrea T. Dellaria treated 496 Medicare patients in 2024, average age 77
CMS counts 496 Medicare patients who saw Dr. Dellaria in 2024. The largest group is 75 to 84, with 231 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 6% are also on Medicaid. Their average risk score is 1.32, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Dellaria's median patient age at 74, with 63% women.
Dr. Dellaria's Medicare patients by age, 2024
Dr. Dellaria's Medicare patients by sex, 2024
- Women30161%
- Men19539%
Chronic conditions among Dr. Dellaria's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Alzheimer's and dementia53%
- Arthritis52%
- Mood disorders37%
- Anxiety35%
- Depression32%
- Diabetes32%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dellaria'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
- Women63%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Andrea T. Dellaria wrote 2,099 Medicare Part D claims in 2024
In 2024, Dr. Dellaria wrote 2,099 Medicare Part D claims for 558 patients. 95% of them were for generic drugs. CMS names the drug for 1,793 of them, across 24 drugs with 11 or more claims each, at $271,474 in total drug cost.
Dr. Dellaria's Part D claims by kind of drug, 2024
- Generic2,003 claims95%
- Brand-name and other96 claims5%
Dr. Dellaria'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.
Drug classes CMS tracks in Dr. Dellaria's Part D claims, 2024
- Antipsychotics, patients 65 and over4%82 of 2,099 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
Dr. Andrea T. Dellaria offers telehealth to Medicare patients
Dr. Dellaria accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Dellaria as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Andrea T. Dellaria received $1,041 in industry payments from 2024 to 2025
CMS Open Payments shows 46 general payments to Dr. Dellaria from 11 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $285.
General payments to Dr. Dellaria by program year, 2024 to 2025
Companies that paid Dr. Dellaria the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Andrea T. Dellaria'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 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) |
| 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 Dr. Andrea T. Dellaria
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Andrea T. Dellaria's NPI number?
Dr. Andrea T. Dellaria's NPI number is 1982036182. It was assigned on July 30, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Andrea T. Dellaria?
Dr. Andrea T. Dellaria is a neurologist in Libertyville, Illinois. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Andrea T. Dellaria practice?
Dr. Dellaria practices at 1800 Hollister Dr, Libertyville, IL 60048. Dr. Dellaria's primary practice is Grand Oaks Surgical, S.C. in Libertyville, Illinois. Dmand AI also links Dr. Dellaria to 4 hospitals, 1 group practice or clinic and 1 home health agency.
What is Dr. Andrea T. Dellaria's office phone number?
The practice phone on file for Dr. Dellaria is (847) 549-1176.
What is Dr. Andrea T. Dellaria's medical license number?
Dr. Dellaria holds Illinois license 036.143756.
Which hospitals is Dr. Andrea T. Dellaria affiliated with?
Dr. Dellaria is affiliated with Advocate Condell Medical Center. Dmand AI links Dr. Dellaria to 4 more hospitals.
What medical group is Dr. Andrea T. Dellaria part of?
Dr. Dellaria is linked to Northwest Neurology.
Does Dr. Andrea T. Dellaria accept Medicare?
Yes. CMS data shows Dr. Dellaria billed Medicare for 4,024 services in 2024, and Dr. Dellaria accepts Medicare assignment.
Does Dr. Andrea T. Dellaria offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Dellaria as offering telehealth services.
How many Medicare patients does Dr. Andrea T. Dellaria see?
CMS counts 496 Medicare patients who saw Dr. Dellaria in 2024, with an average age of 77.
Show 4 more questionsShow fewer questions
What services does Dr. Andrea T. Dellaria bill to Medicare?
In 2024, Dr. Dellaria's most billed Medicare services were medical supplies or transport (A9585), office visit, established patient (99215) and office visit, established patient (99214).
What drugs does Dr. Andrea T. Dellaria prescribe most?
In 2024 Medicare Part D data, Dr. Dellaria's most prescribed drugs by claims were Donepezil HCl, Memantine HCl and Sertraline HCl.
Has Dr. Andrea T. Dellaria received payments from drug or device companies?
CMS Open Payments shows $1,041 in general payments to Dr. Dellaria from 11 companies from 2024 to 2025. The largest total came from Pfizer Inc.
How long has Dr. Andrea T. Dellaria been practicing?
Dr. Dellaria graduated from medical school in 2013, 13 years ago.
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