NPPES file of Aug 9, 2026

Hannah Jean Masae Henderson

Student in an Organized Health Care Education/Training Program · Palo Alto, CA

Hannah Jean Masae Henderson is a student in an organized health care education/training program with a practice address in Palo Alto, California, and NPI 1932989894, issued on Sep 28, 2023. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1932989894
Name
Hannah Jean Masae Henderson
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
500 Pasteur Dr, Palo Alto, CA 94304
Phone
(650) 723-4000
Enumerated
Sep 28, 2023
Record last updated
Sep 28, 2023
Medicare enrollment
Enrolled (PECOS I20251014003167); may accept Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 500 Pasteur Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Layla AboukhaterStudent in an Organized Health Care Education/Training Program1629867858
  2. Cresencio AdameCritical Care Medicine (Internal Medicine) Physician1750021564
  3. Aiman Alassar, MD, PHDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1316553878
  4. Prasannaraddi Alavandi, PHARMDOncology Pharmacist1932035482
  5. Abdurrasheed AlhadiEmergency Medicine Physician1174151617
  6. Zainab AlzawadRegistered Nurse1154298735

Verify Hannah Jean Masae Henderson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Hannah Jean Masae Henderson among 40,652 student in an organized health care education/training program records in California

Hannah Jean Masae Henderson is one of 40,652 student in an organized health care education/training program records with a practice address in California. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2023, is newer than 42% of them.

  • NPI issued2023 · 42% of these records are older, 47% newer
  • In a Medicare fileNo · 16% of these records are
  • In the CMS Doctors and Clinicians fileYes · 6% of these records are
  • Graduated2025 · median 2017 among the 2,409 with a school on file
  • Record last updated2023 · 26% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

655 student in an organized health care education/training program records list a practice address in Palo Alto

They are 655 of the 7,617 NPPES records with a practice address in Palo Alto, and 40,652 student in an organized health care education/training program records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Jerry Chen, M.D.Palo Alto, CA 943041760643837
  2. Ian Chen, M.D.Palo Alto, CA 943041477855294
  3. Allison Collins, M.D.Palo Alto, CA 943041215124268
  4. Susan FlatmoPalo Alto, CA 943041871613307
  5. Michael Friedberg, MAPalo Alto, CA 943041679898852
  6. Roni GavishPalo Alto, CA 943041811152770
  7. Emily JohnstonPalo Alto, CA 943041992020085
  8. Stephanie Knueppel, DDSPalo Alto, CA 943041942588116

Common questions

What is Hannah Jean Masae Henderson's NPI number?

Hannah Jean Masae Henderson's National Provider Identifier (NPI) is 1932989894, issued on Sep 28, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Hannah Jean Masae Henderson located?

The NPPES record lists a practice address at 500 Pasteur Dr, Palo Alto, CA, 94304. Phone: (650) 723-4000. Providers update this record themselves, so call before visiting.

How can I verify Hannah Jean Masae Henderson's license?

Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.