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Family Practice

Hannah B. Farquharson, MD

Works at hospitals in Watsonville, CA · California

Summary

Dr. Hannah B. Farquharson, MD is a family doctor at 75 Neilson St, Watsonville, CA 95076. Phone: (831) 724-4741. Accepts Medicare assignment. In 2024, Hannah B. Farquharson had 106 Original Medicare patients and 274 services. NPI 1659437838. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 75 Neilson St, Watsonville, CA 95076 · Directions
  • Phone: (831) 724‑4741
  • Medicare: Accepts Medicare assignment
  • Hospital: Watsonville Community Hospital
  • Group practice: Permanente Medical Group Inc
  • Medical school: University Of California, San Francisco School Of Medicine · graduated 2003 (23 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Hannah B. Farquharson, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Hannah B. Farquharson accept Medicare assignment?
Yes. Medicare's clinician data says Hannah B. Farquharson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Hannah B. Farquharson see?
In 2024, CMS data shows 106 Original Medicare patients and 274 services for Hannah B. Farquharson. This counts Original Medicare only and measures volume, not quality.
What is Hannah B. Farquharson's NPI number?
1659437838. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Hannah B. Farquharson, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients106
Services billed to Medicare274
Different services or procedures8
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)169 services
  2. Hospital discharge day management, more than 30 minutes (99239)46 services
  3. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)27 services
  4. Hospital discharge day management, 30 minutes or less (99238)17 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol74%
  • Diabetes61%
  • Arthritis50%
  • Chronic kidney disease45%
  • Depression43%

Hospitals where Hannah B. Farquharson works

Medicare's Facility Affiliation Data lists Hannah B. Farquharson at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Watsonville Community HospitalWatsonville, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050194

Practice locations

Addresses where Hannah B. Farquharson is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Hannah B. Farquharson as a member of this group (CMS data updated October 2, 2026).

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other Family Practice doctors in California →

Other family doctors in Watsonville

Clinicians with the same Medicare primary specialty in Watsonville, CA — not a recommendation.

All family doctors in Watsonville →

Other clinicians in Permanente Medical Group Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolUniversity Of California, San Francisco School Of Medicine
Graduation year2003 (23 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1659437838
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians