Gregory Michael Giancana
- Part D claims, 2024
- 186
- Hospital affiliations
- 1
- Industry payments
- $17
- Medical groups
- 3
- State license
- 1
- Practice address
- 10515 W Santa Fe Dr, Sun City, AZ 85351
- Practice phone
- Call (602) 747-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Banner Alzheimer's Institute
Sun City, Arizona
Find Gregory Giancana'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.
Gregory Michael Giancana is an internist in Sun City, Arizona
Gregory Giancana practices at Banner Alzheimer's Institute in Sun City, Arizona.
Gregory Giancana's NPI, 1093456071, was assigned on April 5, 2022. Gregory Giancana holds Arizona license 76077.
- NPI
- 1093456071NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608255401
- NPI enumeration date
- April 5, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (602) 747-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Gregory Michael Giancana practices at Banner Alzheimer's Institute in Sun City, Arizona
Gregory Giancana's primary practice is Banner Alzheimer's Institute, at 10515 W Santa Fe Dr, Sun City, AZ 85351 in Maricopa County. The practice phone is (602) 747-4000.
- Banner Alzheimer's Institute10515 W Santa Fe Dr, Sun City, AZ 85351 · Maricopa CountyPhone(602) 747-4000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Gregory Michael Giancana is affiliated with 5 sites of care and 3 medical groups
Gregory Giancana's primary practice is Banner Alzheimer's Institute in Sun City, Arizona. Gregory Giancana is also affiliated with Banner - University Medical Center Phoenix. The medical group on file is Banner Medical Group (BMG). Dmand AI also links Gregory Giancana to 3 more group practices and clinics and 2 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Gregory Michael Giancana's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gregory Giancana practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Banner Alzheimer's Institute | Available with a free account |
| +4 more sites and 2 medical groups | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Gregory Michael Giancana is one of 2,420 internists in Arizona
Internal medicine is Gregory Giancana's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Gregory Giancana is licensed in Arizona.
Specialties and state licenses
- Internal medicine, ArizonaPrimary
Internists near Gregory Giancana
Counts of internists 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
Gregory Michael Giancana's patients have a median age of 59
Across all payers, Dmand AI patient panel data puts Gregory Giancana's median patient age at 59, with 55% women.
Gregory Giancana's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women55%
- Men44%
Source: Dmand AI Patient Panel Data
Gregory Michael Giancana wrote 186 Medicare Part D claims in 2024
In 2024, Gregory Giancana wrote 186 Medicare Part D claims for 48 patients. 82% of them were for generic drugs. CMS names the drug for 41 of them, across 2 drugs with 11 or more claims each, at $160 in total drug cost.
Gregory Giancana's Part D claims by kind of drug, 2024
- Generic152 claims82%
- Brand-name and other34 claims18%
Gregory Giancana'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 Gregory Giancana's Part D claims, 2024
- Antibiotics6%11 of 186 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
How Gregory Michael Giancana takes part in Medicare
Gregory Giancana 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.
Gregory Michael Giancana received $17 in industry payments in 2025
CMS Open Payments shows 1 general payment to Gregory Giancana from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Exact Sciences Corporation paid the most, $17.
Companies that paid Gregory Giancana 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 Gregory Michael Giancana'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 Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 Gregory Michael Giancana
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gregory Michael Giancana's NPI number?
Gregory Michael Giancana's NPI number is 1093456071. It was assigned on April 5, 2022, and it is active in the NPI Registry.
What does Gregory Michael Giancana specialize in?
Gregory Michael Giancana is an internist in Sun City, Arizona. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Gregory Michael Giancana practice?
Gregory Giancana practices at 10515 W Santa Fe Dr, Sun City, AZ 85351. Gregory Giancana's primary practice is Banner Alzheimer's Institute in Sun City, Arizona. Dmand AI also links Gregory Giancana to 3 group practices and clinics and 2 medical groups.
What is Gregory Michael Giancana's office phone number?
The practice phone on file for Gregory Giancana is (602) 747-4000.
What is Gregory Michael Giancana's medical license number?
Gregory Giancana holds Arizona license 76077.
Which hospitals is Gregory Michael Giancana affiliated with?
Gregory Giancana is affiliated with Banner - University Medical Center Phoenix.
What medical group is Gregory Michael Giancana part of?
Gregory Giancana is linked to Banner Medical Group (BMG). Dmand AI links Gregory Giancana to 2 more medical groups.
Does Gregory Michael Giancana accept Medicare?
Yes. CMS lists Gregory Giancana as accepting Medicare assignment.
What drugs does Gregory Michael Giancana prescribe most?
In 2024 Medicare Part D data, Gregory Giancana's most prescribed drugs by claims were Amlodipine Besylate and Atorvastatin Calcium.
Has Gregory Michael Giancana received payments from drug or device companies?
CMS Open Payments shows $17 in general payments to Gregory Giancana from 1 company from 2025 to 2025. The largest total came from Exact Sciences Corporation.
How long has Gregory Michael Giancana been practicing?
Gregory Giancana graduated from medical school in 2022, 4 years ago.
Selling to internal medicine practices?
See internists in Arizona 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