Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Physician Assistant

Hamid Hassanzadeh

Works at hospitals in Clearlake, CA · Rochester, NH · Portsmouth, NH … · California, New Hampshire

Summary

Hamid Hassanzadeh (Physician Assistant) is listed by Medicare at 4 hospitals in Clearlake, CA, Rochester, NH and Portsmouth, NH and other places. NPI 1326127820. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Hamid Hassanzadeh, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Physician AssistantPrimary specialty
YesAccepts Medicare assignment
22Years since medical school (graduated 2004)
MaleGender (as listed)
Speare Health Ventures IncGroup practice

Quick answers

Which hospitals does Hamid Hassanzadeh work at?
Medicare's official clinician data lists Hamid Hassanzadeh at 4 hospitals: Adventist Health Clearlake, Frisbie Memorial Hospital, Portsmouth Regional Hospital and Speare Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Hamid Hassanzadeh see patients?
Medicare's clinician data lists 3 practice locations, including Plymouth, NH and Meredith, NH. Call before your visit to confirm the address.
What is Hamid Hassanzadeh's specialty?
Medicare lists Physician Assistant as the primary specialty.
Does Hamid Hassanzadeh accept Medicare assignment?
Yes. Medicare's clinician data says Hamid Hassanzadeh accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Hamid Hassanzadeh?
(603) 279-6064, as listed in official Medicare / NPI Registry data.
What is Hamid Hassanzadeh's NPI number?
1326127820. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Hamid Hassanzadeh works

Medicare's Facility Affiliation Data lists Hamid Hassanzadeh at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Hamid Hassanzadeh is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Hamid Hassanzadeh as a member of this group (CMS data updated 2026-10-02).

  • Speare Health Ventures Inc18 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, New Hampshire →

Other physician assistants in Plymouth

Clinicians with the same Medicare primary specialty in Plymouth, NH — not a recommendation.

All physician assistants in Plymouth →

Clinician information

Graduation year2004
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1326127820
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians