Nader D. Ghiassi, DDS
- Part D claims, 2024
- 104
- Industry payments
- $189
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 27231 Ortega Hwy Ste A Suite A, San Juan Capistrano, CA 92675
- Practice phone
- Call (949) 487-0800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ortega Dental Care
Physician office · San Juan Capistrano, California
Find Nader Ghiassi'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.
Nader D. Ghiassi is a general practice dentistry in San Juan Capistrano, California
Nader Ghiassi practices at Ortega Dental Care in San Juan Capistrano, California.
Nader Ghiassi's NPI, 1972601110, was assigned on September 20, 2006. Nader Ghiassi holds California license 49887.
- NPI
- 1972601110NPI Registry (opens in a new tab)
- NPI enumeration date
- September 20, 2006
- NPI status
- Active
- Practice phone
- (949) 487-0800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Nader D. Ghiassi practices at Ortega Dental Care in San Juan Capistrano, California
Nader Ghiassi's primary practice is Ortega Dental Care, at 27231 Ortega Hwy Ste A Suite A, San Juan Capistrano, CA 92675. The practice phone is (949) 487-0800.
- Ortega Dental Care27231 Ortega Hwy Ste A Suite A, San Juan Capistrano, CA 92675Phone(949) 487-0800
Source: Dmand AI Affiliation Data
Nader D. Ghiassi is affiliated with 1 site of care
Nader Ghiassi's primary practice is Ortega Dental Care in San Juan Capistrano, California.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Nader D. Ghiassi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Nader Ghiassi practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ortega Dental Care | Available with a free account |
Source: Dmand AI Technology Install Data
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Nader D. Ghiassi is one of 7,627 general practice dentistrys in California
General practice is Nader Ghiassi's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. Nader Ghiassi is licensed in California.
Specialties and state licenses
- General practice dentistry, CaliforniaPrimary
General practice dentistrys near Nader Ghiassi
Counts of general practice dentistrys 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
Nader D. Ghiassi wrote 104 Medicare Part D claims in 2024
In 2024, Nader Ghiassi wrote 104 Medicare Part D claims for 47 patients. 100% of them were for generic drugs.
Drug classes CMS tracks in Nader Ghiassi's Part D claims, 2024
- Antibiotics58%60 of 104 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
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Nader D. Ghiassi received $189 in industry payments in 2025
CMS Open Payments shows 2 general payments to Nader Ghiassi from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Zimvie Inc. paid the most, $189.
Companies that paid Nader Ghiassi 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 Nader D. Ghiassi'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (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 Nader D. Ghiassi
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What is Nader D. Ghiassi's NPI number?
Nader D. Ghiassi's NPI number is 1972601110. It was assigned on September 20, 2006, and it is active in the NPI Registry.
What does Nader D. Ghiassi specialize in?
Nader D. Ghiassi is a general practice dentistry in San Juan Capistrano, California. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does Nader D. Ghiassi practice?
Nader Ghiassi practices at 27231 Ortega Hwy Ste A Suite A, San Juan Capistrano, CA 92675. Nader Ghiassi's primary practice is Ortega Dental Care in San Juan Capistrano, California.
What is Nader D. Ghiassi's office phone number?
The practice phone on file for Nader Ghiassi is (949) 487-0800.
What is Nader D. Ghiassi's medical license number?
Nader Ghiassi holds California license 49887.
Has Nader D. Ghiassi received payments from drug or device companies?
CMS Open Payments shows $189 in general payments to Nader Ghiassi from 1 company from 2025 to 2025. The largest total came from Zimvie Inc.
How long has Nader D. Ghiassi been practicing?
Nader Ghiassi's NPI was assigned in 2006.
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