Antonio Hardan, MD
NPI 1407829286 · Child & Adolescent Psychiatry Physician · Palo Alto, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Antonio Hardan, MD is a Child & Adolescent Psychiatry Physician provider in Palo Alto, CA (NPI 1407829286).
Provider details
- NPI number
- 1407829286
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD051151L (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Risperidone | 41 |
| Clonazepam | 38 |
| Aripiprazole | 31 |
| Trazodone Hcl | 29 |
| Fluvoxamine Maleate | 26 |
| Topiramate | 26 |
| Fluoxetine Hcl | 22 |
| Guanfacine Hcl | 18 |
| Benztropine Mesylate | 14 |
| Divalproex Sodiumbrand: Divalproex Sodium Er |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,590 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-10
- Last updated
- 2024-04-30
- Certified
- 2024-04-30
Frequently asked questions
- What is Antonio Hardan's NPI number?
- Antonio Hardan's National Provider Identifier (NPI) is 1407829286, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Antonio Hardan's specialty?
- Antonio Hardan is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Antonio Hardan located?
- Antonio Hardan's practice location on file with NPPES is 725 Welch Rd, Palo Alto, CA 94304-1601.
- What is Antonio Hardan's phone number?
- The practice phone number listed in the NPPES registry for Antonio Hardan is (650) 497-8000.
- Does Antonio Hardan accept Medicare?
- Antonio Hardan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Antonio Hardan's NPI active?
- Yes — Antonio Hardan's NPI (1407829286) is active in the NPPES registry as of the last update on 2024-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.