Nadia E. Haddad, MD
Psychiatry Physician · Palo Alto, CA
Nadia E. Haddad, MD is a psychiatry physician with a practice address in Palo Alto, California, and NPI 1538451877, issued on May 4, 2011. Check the license (California A122486, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Nadia E. Haddad
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- A122486 CA
DR.0062185 CO
Self-reported in NPPES; status is on the state search - Practice location
- 401 Quarry RD, Palo Alto, CA 94304
- Phone
- (650) 723-4000
- Enumerated
- May 4, 2011
- Record last updated
- Mar 20, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20191106000929); accepts Medicare assignment
- Medical or professional school
- University Of Colorado School Of Medicine, Denver, 2011
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Also registered at 401 Quarry RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Dorothy Adu-Amankwah, MDPsychiatry Physician1932900313
- Nakul AggarwalStudent in an Organized Health Care Education/Training Program1881495976
- Rosa Ahn-Horst, MD MPHPsychiatry Physician1649822420
- Kelley Anderson, M.S., M.A., PHDPsychologist1851777999
- Robin Apple, PH.D.Psychologist1134284912
Verify Nadia E. Haddad in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A122486Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average psychiatry physician in 2024
53 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Gabapentin13 claims
- Sertraline Hcl11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
One hospital affiliation
- Boulder Community HealthBoulder, CO · Acute Care Hospitals4 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Nadia E. Haddad among 8,673 psychiatry physician records in California
Nadia E. Haddad, MD is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 63% of them.
- NPI issued2011 · 63% of these records are older, 34% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 38% of these records are
- Graduated2011 · median 2005 among the 3,295 with a school on file
- Record last updated2020 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
215 psychiatry physician records list a practice address in Palo Alto
They are 215 of the 7,617 NPPES records with a practice address in Palo Alto, and 8,673 psychiatry physician records in California.
All 8,673 in California → Every provider in Palo Alto → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Elias Aboujaoude, MDPalo Alto, CA 943041649209768
- Steven Bagley, MDPalo Alto, CA 943041730125048
- Justin Birnbaum, M.D.Palo Alto, CA 943041013007848
- Kim Bullock, M.D.Palo Alto, CA 943041790842763
- Christopher Capelle, MDPalo Alto, CA 943041902919640
- John Dorfman, M. D.Palo Alto, CA 943041912944687
- Carla Galloway, M.D.Palo Alto, CA 943041790881506
- Robert Hayward, MD, MPHPalo Alto, CA 943041437216744
Common questions
What is Nadia E. Haddad, MD's NPI number?
Nadia E. Haddad, MD's National Provider Identifier (NPI) is 1538451877, issued on May 4, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Nadia E. Haddad, MD located?
The NPPES record lists a practice address at 401 Quarry RD, Palo Alto, CA, 94304. Phone: (650) 723-4000. Providers update this record themselves, so call before visiting.
How can I verify Nadia E. Haddad, MD's license?
NPPES lists California license number A122486, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nadia E. Haddad, MD prescribe under Medicare Part D?
In 2024, Nadia E. Haddad, MD had 53 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.