Daniel Duc Mai, PA
- Medicare services, 2024
- 110
- Medicare patients, 2024
- 32
- Part D claims, 2024
- 777
- Industry payments
- $12,986
- Affiliated sites
- 1
- Practice address
- 3151 Airway Ave, Costa Mesa, CA 92626
- Practice phone
- Call (714) 545-5550
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Pacific Neuropsychiatric Specialists Inc.
Costa Mesa, California
Find Daniel Mai's professional email, personal email and mobile number
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Daniel Duc Mai is a physician assistant in Costa Mesa, California
Daniel Mai practices at Pacific Neuropsychiatric Specialists Inc. in Costa Mesa, California.
Daniel Mai's NPI, 1811770134, was assigned on August 18, 2023.
- NPI
- 1811770134NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628411568
- NPI enumeration date
- August 18, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (714) 545-5550
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Daniel Duc Mai practices at Pacific Neuropsychiatric Specialists Inc. in Costa Mesa, California
Daniel Mai's primary practice is Pacific Neuropsychiatric Specialists Inc., at 3151 Airway Ave, Costa Mesa, CA 92626 in Orange County. The practice phone is (714) 545-5550.
- Pacific Neuropsychiatric Specialists Inc.3151 Airway Ave, Costa Mesa, CA 92626 · Orange CountyPhone(714) 545-5550
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Daniel Duc Mai is affiliated with 2 sites of care and 1 medical group
Daniel Mai's primary practice is Pacific Neuropsychiatric Specialists Inc. in Costa Mesa, California. The medical group on file is Pacific Neuropsychiatric Specialists. Dmand AI also links Daniel Mai to 1 more group practice or clinic, 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 Daniel Duc Mai's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Daniel Mai practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pacific Neuropsychiatric Specialists Inc. | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Daniel Duc Mai is one of 11,482 physician assistants in California
Physician assistant is Daniel Mai's primary specialty in the NPI Registry, under taxonomy code 363A00000X.
Specialties and state licenses
- Physician assistantPrimary
Physician assistants near Daniel Mai
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
Daniel Duc Mai billed Medicare for 110 services in 2024
CMS data shows 110 Medicare services from Daniel Mai across 4 procedure codes in 2024, for 32 Medicare patients. Medicare paid $9,668 for them. Every service was in an office.
Daniel Mai's Medicare services by type, 2024
- Office and hospital visits89
- Tests and treatments21
Daniel Mai compared with the California median for physician assistants, 2024
- Daniel Mai
- California median
- Medicare services
- 110vs 20446% below
- Medicare patients
- 32vs 10570% below
- Part D claims
- 611vs 2432.5 times
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
Daniel Mai'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Daniel Duc Mai treated 32 Medicare patients in 2024, average age 64
CMS counts 32 Medicare patients who saw Daniel Mai in 2024. The largest group is 65 to 74, with 16 patients. 75% of them have anxiety, and 75% have mood disorders. 63% are also on Medicaid. Their average risk score is 1.24, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Daniel Mai's median patient age at 41, with 48% women.
Daniel Mai's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Daniel Mai's Medicare patients by sex, 2024
- Women1959%
- Men1341%
Chronic conditions among Daniel Mai's Medicare patients, 2024
- Anxiety75%
- Mood disorders75%
- Depression72%
- High cholesterol69%
- High blood pressure53%
- Bipolar disorder34%
Share of Medicare patients with each condition. A patient can have several.
Daniel Mai's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 41
Patient panel by sex, all payers
- Women48%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Daniel Duc Mai wrote 777 Medicare Part D claims in 2024
In 2024, Daniel Mai wrote 777 Medicare Part D claims for 89 patients. 86% of them were for generic drugs. CMS names the drug for 611 of them, across 25 drugs with 11 or more claims each, at $85,841 in total drug cost.
Daniel Mai's Part D claims by kind of drug, 2024
- Generic669 claims86%
- Brand-name108 claims14%
Daniel Mai'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 Daniel Mai's Part D claims, 2024
- Antipsychotics, patients 65 and over5%41 of 777 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
Daniel Duc Mai offers telehealth to Medicare patients
Daniel Mai accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Daniel Mai as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Daniel Duc Mai received $12,986 in industry payments from 2024 to 2025
CMS Open Payments shows 483 general payments to Daniel Mai from 23 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $1,895.
General payments to Daniel Mai by program year, 2024 to 2025
General payments to Daniel Mai by kind, 2024 to 2025
- Food and beverage$12,949100%
- Education$270%
- Travel and lodging$100%
Companies that paid Daniel Mai 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 Daniel Duc Mai'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 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 Daniel Duc Mai
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Daniel Duc Mai's NPI number?
Daniel Duc Mai's NPI number is 1811770134. It was assigned on August 18, 2023, and it is active in the NPI Registry.
What does Daniel Duc Mai specialize in?
Daniel Duc Mai is a physician assistant in Costa Mesa, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Daniel Duc Mai practice?
Daniel Mai practices at 3151 Airway Ave, Costa Mesa, CA 92626. Daniel Mai's primary practice is Pacific Neuropsychiatric Specialists Inc. in Costa Mesa, California. Dmand AI also links Daniel Mai to 1 group practice or clinic.
What is Daniel Duc Mai's office phone number?
The practice phone on file for Daniel Mai is (714) 545-5550.
What medical group is Daniel Duc Mai part of?
Daniel Mai is linked to Pacific Neuropsychiatric Specialists.
Does Daniel Duc Mai accept Medicare?
Yes. CMS data shows Daniel Mai billed Medicare for 110 services in 2024, and Daniel Mai accepts Medicare assignment.
Does Daniel Duc Mai offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Daniel Mai as offering telehealth services.
How many Medicare patients does Daniel Duc Mai see?
CMS counts 32 Medicare patients who saw Daniel Mai in 2024, with an average age of 64.
What services does Daniel Duc Mai bill to Medicare?
In 2024, Daniel Mai's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and office visit, established patient (99213).
What drugs does Daniel Duc Mai prescribe most?
In 2024 Medicare Part D data, Daniel Mai's most prescribed drugs by claims were Quetiapine Fumarate, Fluoxetine HCl and Trazodone HCl.
Has Daniel Duc Mai received payments from drug or device companies?
CMS Open Payments shows $12,986 in general payments to Daniel Mai from 23 companies from 2024 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Daniel Duc Mai been practicing?
Daniel Mai graduated from medical school in 2023, 3 years ago.
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